⚠ Version 1 of The Plant List has been superseded.

You should refer instead to the current version of The Plant List.

The genus Piper is in the family Piperaceae in the major group Angiosperms (Flowering plants).

Statistics are at the end of the page.

Species in Piper

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See "Status", "Confidence level", "Source" for definitions.

Name	Status	Confi­dence level	Source
Piper abalienatum Trel.	Accepted		TRO
Piper abbadianum Yunck.	Accepted		WCSP (in review)
Piper abbreviatum Opiz	Accepted		WCSP (in review)
Piper abditum Trel.	Accepted		TRO
Piper abutilifolium (Miq.) C. DC.	Accepted		TRO
Piper achoteanum Trel.	Accepted		TRO
Piper achromatolepis Trel.	Accepted		TRO
Piper achupallasense Yunck.	Accepted		TRO
Piper acutifolium Ruiz & Pav.	Accepted		TRO
Piper acutiusculum C. DC.	Accepted		TRO
Piper acutulum Trel.	Accepted		TRO
Piper adenandrum (Miq.) C.DC.	Accepted		WCSP (in review)
Piper admirabile Yunck.	Accepted		TRO
Piper adreptum Trel.	Accepted		TRO
Piper aduncum L.	Accepted		WCSP (in review)
Piper aequale Vahl	Accepted		WCSP (in review)
Piper aereum Trel.	Accepted		TRO
Piper affictum Trel.	Accepted		TRO
Piper afflictum Trel.	Accepted		TRO
Piper agostiniorum Steyerm.	Accepted		WCSP (in review)
Piper aguadulcense Yunck.	Accepted		TRO
Piper alatabaccum Trel. & Yunck.	Accepted		WCSP (in review)
Piper albiciliatum Yunck.	Accepted		TRO
Piper albidum Kunth	Accepted		TRO
Piper albogranulatum Trel.	Accepted		TRO
Piper albopapillatum Trel.	Accepted		TRO
Piper albozonatum C. DC.	Accepted		TRO
Piper aleyreanum C. DC.	Accepted		TRO
Piper allardii Yunck.	Accepted		TRO
Piper alnoides Kunth	Accepted		TRO
Piper alveolatum Opiz	Accepted		TRO
Piper amalago L.	Accepted		WCSP (in review)
Piper amboinense (Miq.) C. DC.	Accepted		TRO
Piper amparoense Yunck.	Accepted		WCSP (in review)
Piper amphitrichum Trel.	Accepted		TRO
Piper amplectenticaule Trel. & Yunck.	Accepted		WCSP (in review)
Piper amplum Kunth	Accepted		TRO
Piper anastylum Trel.	Accepted		TRO
Piper andreanum C. DC.	Accepted		TRO
Piper androgynum C. DC.	Accepted		TRO
Piper angamarcanum C. DC.	Accepted		TRO
Piper anonifolium (Kunth) Steud.	Accepted		WCSP (in review)
Piper anonymum Trel.	Accepted		TRO
Piper apodum Trel.	Accepted		TRO
Piper appendiculatum (Benth.) C. DC.	Accepted		TRO
Piper apurimacanum Trel.	Accepted		TRO
Piper apus Trel.	Accepted		TRO
Piper araneatum Trel.	Accepted		TRO
Piper arbelaezii Trel. & Yunck.	Accepted		WCSP (in review)
Piper arborescens Roxb.	Accepted		TRO
Piper arboreum Aubl.	Accepted		WCSP (in review)
Piper arduum Trel.	Accepted		TRO
Piper areolatum (Miq.) C. DC.	Accepted		TRO
Piper aristolochiaefolium (Trel.) Yunck.	Accepted		TRO
Piper armatum Trel. & Yunck.	Accepted		TRO
Piper arnottianum (Miq.) C. DC.	Accepted		TRO
Piper arrectispicum Trel.	Accepted		TRO
Piper arreptum Trel.	Accepted		TRO
Piper artanthe C.DC.	Accepted		WCSP (in review)
Piper arthantopse C. DC.	Accepted		TRO
Piper arunachalensis Gajurel, P.R., P. Rethy & Y. Kumar	Accepted		TRO
Piper ascendentispicum Trel.	Accepted		TRO
Piper asclepiadifolium Trel.	Accepted		TRO
Piper asperilimbum C.DC.	Accepted		WCSP (in review)
Piper asperiusculum Kunth	Accepted		TRO
Piper asplundii Yunck.	Accepted		TRO
Piper asterocarpum Trel.	Accepted		TRO
Piper asterotrichum C. DC.	Accepted		TRO
Piper atroglandulosum Tebbs	Accepted		TRO
Piper attenuatamentum Trel.	Accepted		TRO
Piper attenuatum Buch.-Ham. ex Miq.	Accepted		TRO
Piper augustum Rudge	Accepted		WCSP (in review)
Piper auriculatum (Miq.) C. DC.	Accepted		TRO
Piper auritum Kunth	Accepted		TRO
Piper austrosinense Y.Q. Tseng	Accepted		TRO
Piper avellanum (Miq.) C.DC.	Accepted		WCSP (in review)
Piper azuaiense Yunck.	Accepted		TRO
Piper azupizuanum Trel.	Accepted		TRO
Piper baccans (Miq.) C.DC.	Accepted		WCSP (in review)
Piper baezanum C. DC.	Accepted		TRO
Piper baezense Trel.	Accepted		TRO
Piper bahiense (C. Presl) C. DC.	Accepted		TRO
Piper balsapuertanum Trel.	Accepted		TRO
Piper bambusifolium Y.Q. Tseng	Accepted		TRO
Piper barbatum Kunth	Accepted		TRO
Piper barbicuspe Trel.	Accepted		TRO
Piper barbulantherum Trel.	Accepted		TRO
Piper bartlingianum (Miq.) C.DC.	Accepted		WCSP (in review)
Piper begoniiforme Yunck.	Accepted		TRO
Piper bellidifolium Yunck.	Accepted		TRO
Piper bermejanum Trel. & Yunck.	Accepted		TRO
Piper berryi Steyerm.	Accepted		WCSP (in review)
Piper berteroanum C. DC.	Accepted		TRO
Piper betle L.	Accepted		WCSP (in review)
Piper biauritum C. DC.	Accepted		TRO
Piper biolleyi C. DC.	Accepted		TRO
Piper bisasperatum Trel.	Accepted		TRO
Piper biseriatum C. DC.	Accepted		TRO
Piper blanchetii (Miq.) C. DC.	Accepted		TRO
Piper boehmeriifolium (Miq.) Wall. ex C. DC.	Accepted		TRO
Piper bogotense C.DC.	Accepted		WCSP (in review)
Piper bolivaranum Yunck.	Accepted		WCSP (in review)
Piper bonii C. DC.	Accepted		TRO
Piper boquetense Yunck.	Accepted		TRO
Piper borbonense (Miq.) C. DC.	Accepted		TRO
Piper bosnicanum C.DC.	Accepted		WCSP (in review)
Piper botterii C. DC.	Accepted		TRO
Piper brachipilum Yunck.	Accepted		TRO
Piper brachypodon (Benth.) C. DC.	Accepted		TRO
Piper brachystylum Trel.	Accepted		TRO
Piper brachytrichum Trel.	Accepted		TRO
Piper brasiliense C. DC.	Accepted		TRO
Piper bredemeyeri J.Jacq.	Accepted		WCSP (in review)
Piper brevesanum Yunck.	Accepted		WCSP (in review)
Piper brevestrigillosum Trel.	Accepted		TRO
Piper brevispicum C. DC.	Accepted		TRO
Piper brongniartii (Miq.) C. DC.	Accepted		TRO
Piper bullatifolium Sodiro	Accepted		TRO
Piper bullosum C. DC.	Accepted		TRO
Piper caballocochanum Trel.	Accepted		TRO
Piper cajamarcanum Yunck.	Accepted		TRO
Piper caladiifolium (Miq.) C. DC.	Accepted		TRO
Piper calamistratum Trel.	Accepted		TRO
Piper calcariformis Tebbs	Accepted		TRO
Piper calceolarium C. DC.	Accepted		TRO
Piper caldasianum (Miq.) Yunck.	Accepted		TRO
Piper caldense C. DC.	Accepted		TRO
Piper callcanense Trel.	Accepted		TRO
Piper callosum Ruiz & Pav.	Accepted		TRO
Piper calvescentinerve Trel.	Accepted		TRO
Piper calvibaccum Trel.	Accepted		TRO
Piper cambessedesii (Miq.) C. DC.	Accepted		TRO
Piper camiloi Trel. & Yunck.	Accepted		TRO
Piper campanum Yunck.	Accepted		TRO
Piper camphoriferum C. DC.	Accepted		TRO
Piper campii Yunck.	Accepted		TRO
Piper canavillosum Steyerm.	Accepted		WCSP (in review)
Piper candollei Sodiro	Accepted		TRO
Piper canescenticaule Trel.	Accepted		TRO
Piper caninum Blume	Accepted		WCSP (in review)
Piper capense L.f.	Accepted		WCSP (in review)
Piper capillipes Trel. & Yunck.	Accepted		TRO
Piper capillistipes Trel.	Accepted		TRO
Piper capitarianum Yunck.	Accepted		WCSP (in review)
Piper caracasanum Bredem. ex Link	Accepted		WCSP (in review)
Piper cararense Trel. & Yunck.	Accepted		TRO
Piper carpinifolium (C. Presl) C. DC.	Accepted		TRO
Piper carpinteranum C. DC.	Accepted		TRO
Piper carpunya Ruiz & Pav.	Accepted		TRO
Piper carrapanum Trel.	Accepted		TRO
Piper carrilloanum C.DC.	Accepted		WCSP (in review)
Piper casapiense (Miq.) C. DC.	Accepted		TRO
Piper cassinoides Opiz	Accepted		TRO
Piper cathayanum M.G. Gilbert & N.H. Xia	Accepted		TRO
Piper cativalense Trel.	Accepted		TRO
Piper caucaense Yunck.	Accepted		TRO
Piper cavendishioides Trel. & Yunck.	Accepted		TRO
Piper celer Trel.	Accepted		TRO
Piper celsum Trel.	Accepted		TRO
Piper celtidiforme Opiz	Accepted		WCSP (in review)
Piper cenocladum C. DC.	Accepted		TRO
Piper ceramicum (Miq.) C. DC.	Accepted		TRO
Piper cernuum Vell.	Accepted		WCSP (in review)
Piper cerronianum Steyerm.	Accepted		WCSP (in review)
Piper chalhuapuquianum Trel.	Accepted		TRO
Piper chamissonis Steud.	Accepted		TRO
Piper chanchamayanum Trel.	Accepted		TRO
Piper changuinolanum Trel.	Accepted		TRO
Piper chaudocanum C. DC.	Accepted		TRO
Piper chavicoide (Miq.) C. DC.	Accepted		TRO
Piper chimborazoense Yunck.	Accepted		TRO
Piper chinantlense M. Martens & Galeotti	Accepted		TRO
Piper chinense Miq.	Accepted		TRO
Piper chromatolepis Trel.	Accepted		TRO
Piper chrysoneurum Trel.	Accepted		TRO
Piper chrysostachyum C. DC.	Accepted		TRO
Piper churumayu Ruiz & Pav.	Accepted		TRO
Piper cililimbum Yunck.	Accepted		WCSP (in review)
Piper cinereum C. DC.	Accepted		TRO
Piper cingens C. DC.	Accepted		TRO
Piper ciniflonis Trel.	Accepted		TRO
Piper cirratum Trel.	Accepted		TRO
Piper cispontinum Trel.	Accepted		TRO
Piper clathratum C. DC.	Accepted		TRO
Piper claudii C. DC.	Accepted		TRO
Piper claussenianum (Miq.) C. DC.	Accepted		TRO
Piper clusii (Miq.) C. DC.	Accepted		TRO
Piper coccoloboides (Kunth) Kunth ex C. DC.	Accepted		TRO
Piper coeloneurum Diels	Accepted		TRO
Piper coilostachyum C. DC.	Accepted		TRO
Piper colipanum C. DC.	Accepted		TRO
Piper colon-insulae Trel.	Accepted		TRO
Piper colonense C. DC.	Accepted		TRO
Piper comasense Trel.	Accepted		TRO
Piper commutatum Steud.	Accepted		TRO
Piper concretiflorum C. DC.	Accepted		TRO
Piper conditum Trel.	Accepted		TRO
Piper confertinodum (Trel. & Yunck.) M.A. Jaram. & Callejas	Accepted		TRO
Piper conispicum Trel.	Accepted		TRO
Piper consanguineum (Kunth) Steud.	Accepted		WCSP (in review)
Piper constipatispicum Trel.	Accepted		TRO
Piper controversum Steud.	Accepted		TRO
Piper corcovadensis (Miq.) C. DC.	Accepted		TRO
Piper cordatum C. DC.	Accepted		TRO
Piper cordiforme Steyerm.	Accepted		WCSP (in review)
Piper cordilimbum C. DC.	Accepted		TRO
Piper cordillerianum C. DC.	Accepted		TRO
Piper cordovanum C. DC.	Accepted		TRO
Piper cordulatum C. DC.	Accepted		TRO
Piper corintoananum Yunck.	Accepted		WCSP (in review)
Piper cornifolium Kunth	Accepted		TRO
Piper corrugatum Kuntze	Accepted		TRO
Piper coruscans Kunth	Accepted		WCSP (in review)
Piper corylistachyon (Miq.) C. DC.	Accepted		TRO
Piper costatum C. DC.	Accepted		TRO
Piper cowanii (Yunck.) Yunck.	Accepted		TRO
Piper crassinervium Kunth	Accepted		WCSP (in review)
Piper crassispicatum Opiz	Accepted		TRO
Piper crassistilum Yunck.	Accepted		WCSP (in review)
Piper crebrinodum C.DC.	Accepted		WCSP (in review)
Piper crenulatum Steyerm.	Accepted		WCSP (in review)
Piper crocatum Ruiz & Pav.	Accepted		TRO
Piper cryptopodon C. DC.	Accepted		TRO
Piper cumanense Kunth	Accepted		WCSP (in review)
Piper cumaralense C.DC.	Accepted		WCSP (in review)
Piper cumbasonum C. DC.	Accepted		TRO
Piper cumbotianum C.DC.	Accepted		WCSP (in review)
Piper cuniculorum Trel. & Yunck.	Accepted		TRO
Piper curtirachis W.C. Burger	Accepted		TRO
Piper curtispicum C. DC.	Accepted		TRO
Piper curvatum Ruiz & Pav.	Accepted		TRO
Piper cuspidilimbum C. DC.	Accepted		TRO
Piper cuspidispicum Trel.	Accepted		TRO
Piper cutucuense Yunck.	Accepted		TRO
Piper cuyunianum Steyerm.	Accepted		WCSP (in review)
Piper cyphophyllopse Trel. & Yunck.	Accepted		TRO
Piper cyrtopodon C. DC.	Accepted		TRO
Piper daedalum Trel.	Accepted		TRO
Piper daguanum C. DC.	Accepted		TRO
Piper damiaoshanense Y.Q. Tseng	Accepted		TRO
Piper darienense C.DC.	Accepted		WCSP (in review)
Piper dasyoura (Miq.) C. DC.	Accepted		TRO
Piper dasypodum (Miq.) C. DC.	Accepted		TRO
Piper davidsonii Yunck.	Accepted		TRO
Piper decipiens (Miq.) C. DC.	Accepted		TRO
Piper decurrens C. DC.	Accepted		TRO
Piper deductum Trel.	Accepted		TRO
Piper deliciasanum Steyerm.	Accepted		WCSP (in review)
Piper delineatum Trel.	Accepted		TRO
Piper demeraranum (Miq.) C.DC.	Accepted		WCSP (in review)
Piper demoratum Trel.	Accepted		TRO
Piper dennisii Trel.	Accepted		TRO
Piper densiciliatum Yunck.	Accepted		TRO
Piper deppeanum (Schltdl. & Cham.) D. Dietr.	Accepted		TRO
Piper descourtilsianum C. DC.	Accepted		TRO
Piper desultorium Trel.	Accepted		TRO
Piper dichotomum Ruiz & Pav.	Accepted		TRO
Piper diffamatum Trel. & Yunck.	Accepted		WCSP (in review)
Piper diffundum Yunck.	Accepted		TRO
Piper dilatatum Rich.	Accepted		WCSP (in review)
Piper dimetrale C. DC.	Accepted		TRO
Piper diospyrifolium (Kunth) Kunth ex C. DC.	Accepted		TRO
Piper disjunctum C. DC.	Accepted		TRO
Piper disparipilum C. DC.	Accepted		TRO
Piper distigmatum Yunck.	Accepted		TRO
Piper divaricatum G.Mey.	Accepted		WCSP (in review)
Piper divergens (C. Presl) C. DC.	Accepted		TRO
Piper diversifolium (Kunth) Poir.	Accepted		TRO
Piper diversipilum Trel.	Accepted		TRO
Piper divulgatum Trel. & Yunck.	Accepted		WCSP (in review)
Piper dodsonii Yunck.	Accepted		TRO
Piper dogotense C. DC.	Accepted		TRO
Piper dolichostachyum M.G. Gilbert & N.H. Xia	Accepted		TRO
Piper dolichotrichum Yunck.	Accepted		TRO
Piper dotanum Trel.	Accepted		TRO
Piper dryadum C. DC.	Accepted		TRO
Piper dukei Yunck.	Accepted		TRO
Piper dulce Trel.	Accepted		TRO
Piper dumosum Rudge	Accepted		TRO
Piper dunstervilleorum Steyerm.	Accepted		WCSP (in review)
Piper durvilleanum Trel.	Accepted		TRO
Piper ecallosum Trel.	Accepted		TRO
Piper echinocaule Yunck.	Accepted		TRO
Piper ecuadorense Sodiro	Accepted		TRO
Piper edurum Trel.	Accepted		TRO
Piper el-bancoanum Trel. & Yunck.	Accepted		WCSP (in review)
Piper el-paramoense Yunck.	Accepted		WCSP (in review)
Piper emmerichianum Yunck.	Accepted		WCSP (in review)
Piper emygdioi Yunck.	Accepted		WCSP (in review)
Piper enckeaespicum (Trel. & Yunck.) Callejas	Accepted		TRO
Piper endlicherianum Trel.	Accepted		TRO
Piper enenyasense Trel.	Accepted		TRO
Piper enganyanum Trel. & Yunck.	Accepted		TRO
Piper entradense Trel. & Yunck.	Accepted		TRO
Piper epigynium C. DC.	Accepted		TRO
Piper epunctatum Trel.	Accepted		TRO
Piper eriocladum Sodiro	Accepted		TRO
Piper eriopodon (Miq.) C.DC.	Accepted		WCSP (in review)
Piper erubescentispicum Trel.	Accepted		TRO
Piper escaleranum C. DC.	Accepted		TRO
Piper eucalyptifolium Rudge	Accepted		TRO
Piper eustylum Diels	Accepted		TRO
Piper evingeri Yunck.	Accepted		TRO
Piper excavatum Ruiz & Pav.	Accepted		TRO
Piper excessum Trel.	Accepted		TRO
Piper exiguicaule Yunck.	Accepted		TRO
Piper expolitum Trel.	Accepted		TRO
Piper externum Trel.	Accepted		TRO
Piper factum Trel.	Accepted		TRO
Piper faecatum Trel.	Accepted		TRO
Piper fagifolium Trel.	Accepted		TRO
Piper falanense Trel. & Yunck.	Accepted		TRO
Piper falcispicum Yunck.	Accepted		TRO
Piper falculispicum Trel. & Yunck.	Accepted		TRO
Piper fallenii A.H. Gentry	Accepted		TRO
Piper ferreyrae Yunck.	Accepted		TRO
Piper filistilum C. DC.	Accepted		TRO
Piper fimbriulatum C. DC.	Accepted		TRO
Piper firmum (Miq.) C. DC.	Accepted		TRO
Piper flagellicuspe Trel. & Yunck.	Accepted		TRO
Piper flavidum C. DC.	Accepted		TRO
Piper flaviflorum C. DC.	Accepted		TRO
Piper flavoviride C.DC.	Accepted		WCSP (in review)
Piper flexicaule C. DC.	Accepted		TRO
Piper flongatum Vahl	Accepted		TRO
Piper fluminense C. DC.	Accepted		TRO
Piper fockei Trel. & Yunck.	Accepted		TRO
Piper formosum (Miq.) C. DC.	Accepted		TRO
Piper fortalezanum Trel.	Accepted		TRO
Piper fortunaense Tebbs	Accepted		TRO
Piper fortunyoanum Trel.	Accepted		TRO
Piper foveolatum Kunth ex C.DC.	Accepted		WCSP (in review)
Piper fragile Benth.	Accepted		WCSP (in review)
Piper francovilleanum C.DC.	Accepted		WCSP (in review)
Piper fulgentifolium Yunck.	Accepted		TRO
Piper fuligineum Kunth	Accepted		TRO
Piper fuliginosum Sodiro	Accepted		TRO
Piper fulvescenticaule Trel.	Accepted		TRO
Piper fundacionense Steyerm.	Accepted		WCSP (in review)
Piper fuscispicum Trel.	Accepted		TRO
Piper futuri Trel. & Yunck.	Accepted		TRO
Piper gabrielianum (Miq.) C. DC.	Accepted		TRO
Piper galeatum (Miq.) C. DC.	Accepted		TRO
Piper galeottianum M. Martens & Galeotti	Accepted		TRO
Piper galicianum Steyerm.	Accepted		WCSP (in review)
Piper garagaranum C. DC.	Accepted		TRO
Piper gaudichaudianum Kunth	Accepted		TRO
Piper gentryi Steyerm.	Accepted		WCSP (in review)
Piper gibbosum C. DC.	Accepted		TRO
Piper gilvescens Trel.	Accepted		TRO
Piper gilvibaccum Trel.	Accepted		TRO
Piper giordanoi E.F.Guim. & D.Monteiro	Accepted		WCSP (in review)
Piper glabratum (Kunth) Steud.	Accepted		WCSP (in review)
Piper glabrescens (Miq.) C.DC.	Accepted		WCSP (in review)
Piper glabribaccum Trel.	Accepted		TRO
Piper glabrius Trel.	Accepted		TRO
Piper glanduligerum C.DC.	Accepted		WCSP (in review)
Piper gonocarpum Trel.	Accepted		TRO
Piper gracile Ruiz & Pav.	Accepted		TRO
Piper grande Vahl	Accepted		WCSP (in review)
Piper granuligerum Trel.	Accepted		TRO
Piper granulosum Ruiz & Pav.	Accepted		TRO
Piper gratum Trel.	Accepted		TRO
Piper griseocaule Trel.	Accepted		TRO
Piper griseum C. DC.	Accepted		TRO
Piper guacimonum (C. DC.) Trel.	Accepted		TRO
Piper gualeanum C. DC.	Accepted		TRO
Piper guatopoense Yunck.	Accepted		WCSP (in review)
Piper guianense (Klotzsch) C.DC.	Accepted		WCSP (in review)
Piper guineense Schumach. & Thonn.	Accepted		WCSP (in review)
Piper hainanense Hemsl.	Accepted		TRO
Piper halesiaefolium (Miq.) Kunth ex C. DC.	Accepted		TRO
Piper hancei Maxim.	Accepted		TRO
Piper harlingii Yunck.	Accepted		TRO
Piper hartwegianum (Benth.) C. DC.	Accepted		TRO
Piper hassleri C.DC.	Accepted		WCSP (in review)
Piper hatschbachii Yunck.	Accepted		WCSP (in review)
Piper haughtii Trel. & Yunck.	Accepted		TRO
Piper hebetifolium W.C. Burger	Accepted		TRO
Piper hederaceum (Miq.) C. DC.	Accepted		TRO
Piper hemmendorffii C. DC.	Accepted		TRO
Piper heptandrum (Miq.) C. DC.	Accepted		TRO
Piper hermannii Trel. & Yunck.	Accepted		WCSP (in review)
Piper herrerae Trel.	Accepted		TRO
Piper heterobracteum Steyerm.	Accepted		WCSP (in review)
Piper heterocarpum Trel.	Accepted		TRO
Piper heterophyllum Ruiz & Pav.	Accepted		TRO
Piper heterotrichum C. DC.	Accepted		TRO
Piper hieronymi C. DC.	Accepted		TRO
Piper hillianum C. DC.	Accepted		TRO
Piper hippocrepiforme Steyerm.	Accepted		WCSP (in review)
Piper hirtellipetiolum C. DC.	Accepted		TRO
Piper hirtulum (C. Presl) C. DC.	Accepted		TRO
Piper hispidum Sw.	Accepted		WCSP (in review)
Piper hochiense Y.Q. Tseng	Accepted		TRO
Piper holdridgeanum W.C. Burger	Accepted		TRO
Piper holtii Trel. & Yunck.	Accepted		WCSP (in review)
Piper holtonii C.DC.	Accepted		WCSP (in review)
Piper hongkongense C. DC.	Accepted		TRO
Piper hooglandii (I. Hutton & P.S. Green) M.A. Jaram.	Accepted		TRO
Piper hookerianum (Miq.) C. DC.	Accepted		TRO
Piper hostmannianum (Miq.) C.DC.	Accepted		WCSP (in review)
Piper huacachianum Trel.	Accepted		TRO
Piper huacapistanum Trel.	Accepted		TRO
Piper huallaganum Trel.	Accepted		TRO
Piper huegelianum (Miq.) C. DC.	Accepted		TRO
Piper huigranum Trel. & Yunck.	Accepted		TRO
Piper humistratum Görts & K.U. Kramer	Accepted		TRO
Piper hydrolapathum C. DC.	Accepted		TRO
Piper hylebates C. DC.	Accepted		TRO
Piper hylophilum C. DC.	Accepted		TRO
Piper hymenopodum Sodiro	Accepted		TRO
Piper hypoleucum Sodiro	Accepted		TRO
Piper illautum Trel.	Accepted		TRO
Piper immite Trel.	Accepted		TRO
Piper immutatum Trel.	Accepted		TRO
Piper imperiale (Miq.) C. DC.	Accepted		TRO
Piper inauspicatum Trel.	Accepted		TRO
Piper inclemens Trel. & Yunck.	Accepted		TRO
Piper incomptum Trel.	Accepted		TRO
Piper indecorum Kunth	Accepted		TRO
Piper indianonum Trel.	Accepted		TRO
Piper indiciflexum Trel.	Accepted		TRO
Piper infossibaccatum A. Huang	Accepted		TRO
Piper infossum Y.Q. Tseng	Accepted		TRO
Piper insectifugum C.DC. ex Seem.	Accepted		WCSP (in review)
Piper insigne (Kunth) Kunth ex C. DC.	Accepted		TRO
Piper interitum Trel.	Accepted		TRO
Piper interruptum Opiz	Accepted		WCSP (in review)
Piper intonsum Trel.	Accepted		TRO
Piper iquitosense Trel.	Accepted		TRO
Piper itayanum Trel.	Accepted		TRO
Piper jacquemontianum Kunth	Accepted		TRO
Piper jalapense M. Martens & Galeotti	Accepted		TRO
Piper jalapensis (Miq.) C. DC.	Accepted		TRO
Piper japurense (Miq.) C. DC.	Accepted		TRO
Piper jauaense Steyerm.	Accepted		WCSP (in review)
Piper javitense Kunth	Accepted		WCSP (in review)
Piper julianii Callejas	Accepted		WCSP (in review)
Piper jussiaeanum (Kunth) Kunth ex C. DC.	Accepted		TRO
Piper kadsura (Choisy) Ohwi	Accepted		TRO
Piper kanehiranum Trel.	Accepted		TRO
Piper kappleri C. DC.	Accepted		TRO
Piper karwinskianum (Kunth) Kunth ex C. DC.	Accepted		TRO
Piper kawakamii Hayata	Accepted		TRO
Piper kegelianum (Miq.) C.DC.	Accepted		WCSP (in review)
Piper kegelii C. DC.	Accepted		TRO
Piper kimpitirikianum Trel.	Accepted		TRO
Piper kleinii Yunck.	Accepted		WCSP (in review)
Piper klotzschianum (Kunth) C. DC.	Accepted		TRO
Piper klugianum Trel.	Accepted		TRO
Piper klugii Yunck.	Accepted		TRO
Piper kunthii (Miq.) C. DC.	Accepted		TRO
Piper kwashoense Hayata	Accepted		TRO
Piper lacunosum Kunth	Accepted		WCSP (in review)
Piper laetispicum C. DC.	Accepted		TRO
Piper laetum (Kunth) C. DC.	Accepted		TRO
Piper laevicarpum Yunck.	Accepted		WCSP (in review)
Piper laevigatum Kunth	Accepted		TRO
Piper lagenaebaccum Trel.	Accepted		TRO
Piper laguna-cochanum Trel. & Yunck.	Accepted		WCSP (in review)
Piper lamasense Trel.	Accepted		TRO
Piper lanceaefolium Kunth	Accepted		TRO
Piper lanceolatum Ruiz & Pav.	Accepted		TRO
Piper lancilimbum Yunck.	Accepted		TRO
Piper lanosicaule Trel.	Accepted		TRO
Piper lapathifolium (Kunth) Steud.	Accepted		TRO
Piper late-ovatum Trel.	Accepted		TRO
Piper lateripilosum Yunck.	Accepted		WCSP (in review)
Piper latibracteum C. DC.	Accepted		TRO
Piper latifolium L. f.	Accepted		TRO
Piper laurinum Roem. & Schult.	Accepted		TRO
Piper lechlerianum C. DC.	Accepted		TRO
Piper lehmannianum (Miq.) C. DC.	Accepted		TRO
Piper lemaense Yunck.	Accepted		WCSP (in review)
Piper lepturum (Kunth) C. DC.	Accepted		TRO
Piper leticianum C. DC.	Accepted		TRO
Piper leucophaeocaule Trel.	Accepted		TRO
Piper leucophaeum Trel.	Accepted		TRO
Piper leucophyllum (Miq.) C. DC.	Accepted		TRO
Piper lhotzkyanum Kunth	Accepted		TRO
Piper liebmannii C. DC.	Accepted		TRO
Piper liesneri Steyerm.	Accepted		WCSP (in review)
Piper limae Yunck.	Accepted		WCSP (in review)
Piper limosum Yunck.	Accepted		WCSP (in review)
Piper lindenii (Miq.) C. DC.	Accepted		TRO
Piper lineatipilosum Yunck.	Accepted		TRO
Piper lineatum Ruiz & Pav.	Accepted		TRO
Piper lineolatifolium Trel. & Yunck.	Accepted		TRO
Piper lingshuiense Y.Q. Tseng	Accepted		TRO
Piper linguliforme Steyerm.	Accepted		WCSP (in review)
Piper littorale C. DC.	Accepted		TRO
Piper llatanum Trel.	Accepted		TRO
Piper loefgrenii Yunck.	Accepted		WCSP (in review)
Piper longeacuminatum Trel.	Accepted		TRO
Piper longepetiolatum (C. DC.) Trel.	Accepted		TRO
Piper longepilosum C. DC.	Accepted		TRO
Piper longestamineum Trel.	Accepted		TRO
Piper longestylosum C. DC.	Accepted		TRO
Piper longiappendiculatum Steyerm.	Accepted		WCSP (in review)
Piper longicaudatum Trel. & Yunck.	Accepted		TRO
Piper longifolium Ruiz & Pav.	Accepted		TRO
Piper longispicum C.DC.	Accepted		WCSP (in review)
Piper longum L.	Accepted		TRO
Piper loretoanum Trel.	Accepted		TRO
Piper lucigaudens C. DC.	Accepted		TRO
Piper lundii C.DC.	Accepted		WCSP (in review)
Piper lunulibracteatum C. DC.	Accepted		TRO
Piper macbrideanum Trel.	Accepted		TRO
Piper macedoi Yunck.	Accepted		TRO
Piper macerispicum Trel. & Yunck.	Accepted		TRO
Piper machupicchuense Trel.	Accepted		TRO
Piper macropiper Pennant	Accepted		WCSP (in review)
Piper macropodum C. DC.	Accepted		TRO
Piper macrorhynchon (Miq.) C. DC.	Accepted		TRO
Piper macrostachyum (C. Presl) C. DC.	Accepted		TRO
Piper macrotrichum C. DC.	Accepted		TRO
Piper madagascariensis (Miq.) C. DC.	Accepted		TRO
Piper magnantherum C. DC.	Accepted		TRO
Piper magnificum Trel.	Accepted		TRO
Piper majusculum Blume	Accepted		WCSP (in review)
Piper malacophyllum (C.Presl) C.DC.	Accepted		WCSP (in review)
Piper malifolium Trel.	Accepted		TRO
Piper manabinum C. DC.	Accepted		TRO
Piper mansericheanum Trel.	Accepted		TRO
Piper mapirense C. DC.	Accepted		TRO
Piper maranyonense Trel.	Accepted		TRO
Piper marequitense C. DC.	Accepted		TRO
Piper margaritatum Trel.	Accepted		TRO
Piper marginatum Jacq.	Accepted		WCSP (in review)
Piper marsupiiferum Trel.	Accepted		TRO
Piper martensianum C. DC.	Accepted		TRO
Piper martianum (Kunth) Kunth ex C. DC.	Accepted		TRO
Piper martinense Trel.	Accepted		TRO
Piper marturetense Trel. & Yunck.	Accepted		WCSP (in review)
Piper mathewsii C. DC.	Accepted		TRO
Piper maxonii C. DC.	Accepted		TRO
Piper mazamariense Yunck.	Accepted		TRO
Piper mediocre C. DC.	Accepted		TRO
Piper melanocladum C. DC.	Accepted		TRO
Piper melanostictum (Miq.) C. DC.	Accepted		TRO
Piper melastomoides Schltdl. & Cham.	Accepted		TRO
Piper melchior (Sykes) M.A. Jaram.	Accepted		TRO
Piper mellibracteaum Trel.	Accepted		TRO
Piper mendezense Yunck.	Accepted		TRO
Piper mercedense Trel.	Accepted		TRO
Piper metanum Trel. & Yunck.	Accepted		WCSP (in review)
Piper metapalcoensis C. DC.	Accepted		TRO
Piper mexiae Trel. & Yunck.	Accepted		TRO
Piper mexicanum (Miq.) DC.	Accepted		TRO
Piper michelianum C. DC.	Accepted		TRO
Piper microstigma (Miq.) C. DC.	Accepted		TRO
Piper miersinum (Miq.) C. DC.	Accepted		TRO
Piper mikaniaefolium Trel.	Accepted		TRO
Piper mikanianum (Kunth) Steud.	Accepted		TRO
Piper millegranum Yunck.	Accepted		WCSP (in review)
Piper minasarum Steyerm.	Accepted		WCSP (in review)
Piper miniatum (Miq.) Blume	Accepted		TRO
Piper minute-scabiosum Trel.	Accepted		TRO
Piper miquelianum C.DC.	Accepted		WCSP (in review)
Piper misantlense C. DC.	Accepted		TRO
Piper mischocarpum Y.Q. Tseng	Accepted		TRO
Piper mishuyacuense Trel.	Accepted		TRO
Piper mite Ruiz & Pav.	Accepted		TRO
Piper mitifolium Trel.	Accepted		TRO
Piper mituense Trel. & Yunck.	Accepted		TRO
Piper moccomocco Trel.	Accepted		TRO
Piper modestum (Miq.) C. DC.	Accepted		TRO
Piper mohomoho C. DC.	Accepted		TRO
Piper mollicomum (Kunth) Steud.	Accepted		WCSP (in review)
Piper molliusculum Sodiro	Accepted		TRO
Piper monagasense Yunck.	Accepted		WCSP (in review)
Piper monostigmum C. DC.	Accepted		TRO
Piper montanum C. DC.	Accepted		TRO
Piper montealegreanum Yunck.	Accepted		WCSP (in review)
Piper monurum Trel. & Yunck.	Accepted		TRO
Piper monzonense C. DC.	Accepted		TRO
Piper morilloi Steyerm.	Accepted		WCSP (in review)
Piper morisonianum C.DC.	Accepted		WCSP (in review)
Piper mosaicum Steyerm.	Accepted		WCSP (in review)
Piper moscopanense Yunck.	Accepted		TRO
Piper mosenii C. DC.	Accepted		TRO
Piper moyobambanum Trel.	Accepted		TRO
Piper muelleri C. DC.	Accepted		TRO
Piper mullesua Buch.-Ham. ex D. Don	Accepted		TRO
Piper multimammosum Trel.	Accepted		TRO
Piper multiplinervium C.DC.	Accepted		WCSP (in review)
Piper multitudinis Trel.	Accepted		TRO
Piper munchanum C.DC.	Accepted		WCSP (in review)
Piper mundum Trel.	Accepted		TRO
Piper munyanum Trel.	Accepted		TRO
Piper musteum Trel.	Accepted		TRO
Piper mutabile C. DC.	Accepted		TRO
Piper nanayanum Trel.	Accepted		TRO
Piper napo-pastazanum Trel. & Yunck.	Accepted		TRO
Piper nasutum Trel.	Accepted		TRO
Piper neblinanum Yunck.	Accepted		WCSP (in review)
Piper nebuligaudens Yunck.	Accepted		TRO
Piper neesianum C. DC.	Accepted		TRO
Piper neglectum Trel.	Accepted		TRO
Piper nematanthera C. DC.	Accepted		TRO
Piper nigropunctatum C. DC.	Accepted		TRO
Piper nigrum L.	Accepted		WCSP (in review)
Piper nobile C.DC.	Accepted		WCSP (in review)
Piper nubigenum Kunth	Accepted		WCSP (in review)
Piper nudibaccatum Y.Q. Tseng	Accepted		TRO
Piper nudifolium C. DC.	Accepted		TRO
Piper nudilimbum C. DC.	Accepted		TRO
Piper nudum C. DC.	Accepted		TRO
Piper nuncupatum Trel.	Accepted		TRO
Piper oaxacanum C. DC.	Accepted		TRO
Piper obesum Vahl	Accepted		TRO
Piper oblancifolium Yunck.	Accepted		WCSP (in review)
Piper obliquum Ruiz & Pav.	Accepted		WCSP (in review)
Piper oblongatifolium Trel.	Accepted		TRO
Piper oblongatilimbum Trel.	Accepted		TRO
Piper oblongatum Opiz	Accepted		TRO
Piper oblongifolium (Klotzsch) C. DC.	Accepted		TRO
Piper oblongum Kunth	Accepted		WCSP (in review)
Piper obovatifolium Trel.	Accepted		TRO
Piper obtusilimbum C. DC.	Accepted		TRO
Piper oculatispicum Trel.	Accepted		TRO
Piper offensum Trel.	Accepted		TRO
Piper ollantaitambanum Trel.	Accepted		TRO
Piper opizianum Fuernr.	Accepted		TRO
Piper opizii (Kunth) Steud.	Accepted		TRO
Piper oradendron Trel. & Standl.	Accepted		TRO
Piper orizabanum C. DC.	Accepted		TRO
Piper ornithorhynchum Trel.	Accepted		TRO
Piper oroense Yunck.	Accepted		TRO
Piper ostii Trel.	Accepted		TRO
Piper otophorum C. DC.	Accepted		TRO
Piper otto-huberi Steyerm.	Accepted		WCSP (in review)
Piper ottoniifolium C. DC.	Accepted		TRO
Piper ovantherum C. DC.	Accepted		TRO
Piper ovatum Vahl	Accepted		WCSP (in review)
Piper pachoanum C. DC.	Accepted		TRO
Piper padifolium (Kunth) C. DC.	Accepted		TRO
Piper paganicum Trel.	Accepted		TRO
Piper palestinanum Trel. & Yunck.	Accepted		WCSP (in review)
Piper pallididorsum Trel.	Accepted		TRO
Piper paludosum C. DC.	Accepted		TRO
Piper papillicaule Trel. & Yunck.	Accepted		TRO
Piper papilliferum Steyerm.	Accepted		WCSP (in review)
Piper paraense (Miq.) C. DC.	Accepted		TRO
Piper paraisense Trel.	Accepted		TRO
Piper paralaevigatum Trel.	Accepted		TRO
Piper paramaribense C. DC.	Accepted		TRO
Piper paranum Yunck.	Accepted		WCSP (in review)
Piper parapeltobryon Trel.	Accepted		WCSP (in review)
Piper parcum Trel. & Yunck.	Accepted		TRO
Piper parianum Yunck.	Accepted		WCSP (in review)
Piper parmatum Dressler	Accepted		TRO
Piper parvicordulatum Trel.	Accepted		TRO
Piper pastasanum Diels	Accepted		TRO
Piper patens Opiz	Accepted		TRO
Piper patentifolium Trel.	Accepted		TRO
Piper paucartamboanum Trel.	Accepted		TRO
Piper paulianifolium Trel.	Accepted		TRO
Piper pavonii (Miq.) C.DC.	Accepted		WCSP (in review)
Piper pebasense Trel.	Accepted		TRO
Piper pedicellatum C. DC.	Accepted		TRO
Piper pedunculare (Miq.) C. DC.	Accepted		TRO
Piper pellitum C. DC.	Accepted		TRO
Piper peltatum L.	Accepted		WCSP (in review)
Piper penangense (Miq.) C. DC.	Accepted		TRO
Piper pendentispicum Trel. & Yunck.	Accepted		WCSP (in review)
Piper pendulirameum Trel. & Yunck.	Accepted		TRO
Piper peracuminatum C. DC.	Accepted		TRO
Piper perareolatum C. DC.	Accepted		TRO
Piper perbrevicaule Yunck.	Accepted		TRO
Piper perciliatum Trel. & Yunck.	Accepted		WCSP (in review)
Piper perenense Trel.	Accepted		TRO
Piper perhispidum C. DC.	Accepted		TRO
Piper perijaense Steyerm.	Accepted		WCSP (in review)
Piper permolle Trel. & Yunck.	Accepted		TRO
Piper pernigricans Trel.	Accepted		TRO
Piper perpunctulatum Trel.	Accepted		TRO
Piper perpurgatum Trel.	Accepted		TRO
Piper perstipulare Steyerm.	Accepted		WCSP (in review)
Piper perstrigosum Yunck.	Accepted		TRO
Piper persubulatum C. DC.	Accepted		TRO
Piper pertinax Trel. & Yunck.	Accepted		TRO
Piper peruligerum Trel.	Accepted		TRO
Piper peruvianum (Miq.) C. DC.	Accepted		TRO
Piper pervelutinum Trel.	Accepted		TRO
Piper pervenosum C. DC. ex L.J. Schroeder	Accepted		TRO
Piper perverrucosum Trel. & Yunck.	Accepted		WCSP (in review)
Piper pervulgatum Trel.	Accepted		TRO
Piper philippinum Miq.	Accepted		TRO
Piper photomorphe C. DC.	Accepted		TRO
Piper phyllostictum (Miq.) C. DC.	Accepted		TRO
Piper phytolaccifolium Opiz	Accepted		WCSP (in review)
Piper pilgeri C.DC.	Accepted		WCSP (in review)
Piper pilosissimum Yunck.	Accepted		TRO
Piper pilovarium Yunck.	Accepted		TRO
Piper piluliferum Kunth	Accepted		TRO
Piper pinedoana Trel.	Accepted		TRO
Piper pingbienense Y.Q. Tseng	Accepted		TRO
Piper pinguifolium C. DC.	Accepted		TRO
Piper pinoganense Trel.	Accepted		TRO
Piper piojoanum Trel. & Yunck.	Accepted		TRO
Piper piscatorum Trel. & Yunck.	Accepted		WCSP (in review)
Piper pittieri C. DC.	Accepted		TRO
Piper planipes Trel.	Accepted		TRO
Piper platylobum Sodiro	Accepted		TRO
Piper platyphyllum (Benth.) C. DC.	Accepted		TRO
Piper pleiocarpum C.C. Chang ex Y.Q. Tseng	Accepted		TRO
Piper plurinervosum Yunck.	Accepted		WCSP (in review)
Piper poasanum C. DC.	Accepted		TRO
Piper pohlianum (Miq.) C. DC.	Accepted		TRO
Piper politaereum Trel.	Accepted		TRO
Piper politii Yunck.	Accepted		WCSP (in review)
Piper politum C. DC.	Accepted		TRO
Piper polysyphonum C. DC.	Accepted		TRO
Piper ponesheense C. DC.	Accepted		TRO
Piper ponganum Trel.	Accepted		TRO
Piper pontis Trel.	Accepted		TRO
Piper popayanense C. DC.	Accepted		TRO
Piper poporense Trel. & Yunck.	Accepted		TRO
Piper populifolium (Kunth) Kunth ex C. DC.	Accepted		TRO
Piper porveniricola Trel.	Accepted		TRO
Piper poscitum Trel. & Yunck.	Accepted		TRO
Piper positum Trel.	Accepted		TRO
Piper posusanum Trel.	Accepted		TRO
Piper pothifolium (Kunth) Kunth ex C. DC.	Accepted		TRO
Piper pothomorphe (Miq.) C. DC.	Accepted		TRO
Piper pothophyllum Trel.	Accepted		TRO
Piper prietoi Yunck.	Accepted		TRO
Piper procerum Trel.	Accepted		TRO
Piper prunifolium J.Jacq.	Accepted		WCSP (in review)
Piper pseudoacreanum Steyerm.	Accepted		WCSP (in review)
Piper pseudoaequale Steyerm.	Accepted		WCSP (in review)
Piper pseudoarboreum Yunck.	Accepted		TRO
Piper pseudoasperifolium C. DC.	Accepted		TRO
Piper pseudobarbatum C. DC.	Accepted		TRO
Piper pseudobredemeyeri Steyerm.	Accepted		WCSP (in review)
Piper pseudocallosum Trel.	Accepted		TRO
Piper pseudocativalense Trel.	Accepted		TRO
Piper pseudodivulgatum Steyerm.	Accepted		WCSP (in review)
Piper pseudoeucalyptifolium Trel. & Yunck.	Accepted		WCSP (in review)
Piper pseudoflexuosum Trel.	Accepted		TRO
Piper pseudogaragaranum Trel.	Accepted		TRO
Piper pseudoglabrescens Trel. & Yunck.	Accepted		WCSP (in review)
Piper pseudohastularum Steyerm.	Accepted		WCSP (in review)
Piper pseudolindenii C. DC.	Accepted		TRO
Piper pseudomatico Trel.	Accepted		TRO
Piper pseudomollicomum C. DC.	Accepted		TRO
Piper pseudomunchanum Trel.	Accepted		TRO
Piper pseudoperuvianum C. DC.	Accepted		TRO
Piper psilophyllum C. DC.	Accepted		TRO
Piper psilorhachis C. DC.	Accepted		TRO
Piper psilostachyum Kunth	Accepted		TRO
Piper pterocladum C. DC.	Accepted		TRO
Piper pteropoda (Moric.) C. DC.	Accepted		TRO
Piper puberulescens Trel.	Accepted		TRO
Piper puberuliciliatum Yunck.	Accepted		TRO
Piper puberulilimbum C. DC.	Accepted		TRO
Piper puberulinerve C. DC.	Accepted		TRO
Piper pubibaccum C. DC.	Accepted		TRO
Piper pubicatulum C. DC.	Accepted		TRO
Piper pubinervulum C. DC.	Accepted		TRO
Piper pubistipulum C. DC.	Accepted		TRO
Piper pubivaginatum Steyerm.	Accepted		WCSP (in review)
Piper pullispicum Trel.	Accepted		TRO
Piper puniceum Trel.	Accepted		TRO
Piper puraceanum Trel. & Yunck.	Accepted		TRO
Piper puyoense Yunck.	Accepted		TRO
Piper pygmaeum Yunck.	Accepted		TRO
Piper pyrifolium Vahl	Accepted		TRO
Piper quimirianum Trel.	Accepted		TRO
Piper quitense C. DC.	Accepted		TRO
Piper rafflesii (Miq.) C. DC.	Accepted		TRO
Piper rarum C.DC.	Accepted		WCSP (in review)
Piper rasile Trel.	Accepted		TRO
Piper recensitum Trel.	Accepted		TRO
Piper recreoense Trel.	Accepted		TRO
Piper redactum Trel.	Accepted		TRO
Piper reductipes Trel.	Accepted		TRO
Piper regale C. DC.	Accepted		TRO
Piper regnellii (Miq.) C.DC.	Accepted		WCSP (in review)
Piper reinwardtianum (Miq.) C. DC.	Accepted		TRO
Piper reitzii Yunck.	Accepted		TRO
Piper relaxatum Trel.	Accepted		TRO
Piper renitens (Miq.) Yunck.	Accepted		TRO
Piper reptabundum C. DC.	Accepted		TRO
Piper resalutatum Trel.	Accepted		TRO
Piper restio Trel.	Accepted		TRO
Piper restrictum Trel.	Accepted		TRO
Piper reticulatum L.	Accepted		WCSP (in review)
Piper retrofractum Vahl	Accepted		TRO
Piper rhinostachyum Trel.	Accepted		TRO
Piper rhododendrifolium Kunth	Accepted		WCSP (in review)
Piper rhytidocarpum Hook. f.	Accepted		TRO
Piper richardiifolium (Kunth) Kunth ex C. DC.	Accepted		TRO
Piper riitosense Trel. & Yunck.	Accepted		WCSP (in review)
Piper rio-zulianum Trel. & Yunck.	Accepted		WCSP (in review)
Piper rioense Yunck.	Accepted		WCSP (in review)
Piper riojanum Trel.	Accepted		TRO
Piper rivinoides (Kunth) C. DC.	Accepted		TRO
Piper robustipedunculum Yunck.	Accepted		WCSP (in review)
Piper ronaldii Steyerm.	Accepted		WCSP (in review)
Piper roqueanum Trel.	Accepted		TRO
Piper rosei C. DC.	Accepted		TRO
Piper rubiginosum Trel.	Accepted		TRO
Piper rubribaccum Trel.	Accepted		TRO
Piper rubrum C. DC.	Accepted		TRO
Piper rude Kunth	Accepted		TRO
Piper rudgeanum (Miq.) C. DC.	Accepted		TRO
Piper rufipilum Yunck.	Accepted		WCSP (in review)
Piper rugosibaccum Trel.	Accepted		TRO
Piper rugosilimbum Trel.	Accepted		TRO
Piper rumicifolium (Miq.) C. DC.	Accepted		TRO
Piper rumphii (Miq.) C. DC.	Accepted		TRO
Piper rupununianum Trel. & Yunck.	Accepted		WCSP (in review)
Piper rusbyi C. DC.	Accepted		TRO
Piper sabanaense Yunck.	Accepted		WCSP (in review)
Piper sagittifer Trel.	Accepted		TRO
Piper saldanhae Yunck.	Accepted		WCSP (in review)
Piper salgaranum Trel. & Yunck.	Accepted		TRO
Piper salicariaefolium (Miq.) Kunth ex C. DC.	Accepted		TRO
Piper salicifolium Vahl	Accepted		TRO
Piper saloyanum Trel. & Yunck.	Accepted		TRO
Piper sambuanum C. DC.	Accepted		TRO
Piper san-luisense Trel.	Accepted		WCSP (in review)
Piper san-vicentense Trel. & Yunck.	Accepted		WCSP (in review)
Piper sancti-felicis Trel.	Accepted		TRO
Piper sanctum Miq.	Accepted		TRO
Piper sandianum C. DC.	Accepted		TRO
Piper sangorianum C. DC.	Accepted		TRO
Piper sanmiguelense Trel. & Yunck.	Accepted		TRO
Piper sannicolasense Trel.	Accepted		TRO
Piper sanramonense Trel.	Accepted		TRO
Piper sanroqueanum Trel.	Accepted		TRO
Piper santaritanum Trel.	Accepted		TRO
Piper sapotoanum Trel.	Accepted		TRO
Piper sapotoyacuense Trel.	Accepted		TRO
Piper sarmentosum Roxb.	Accepted		TRO
Piper satisfactum Trel.	Accepted		TRO
Piper scabiosifolium Trel.	Accepted		TRO
Piper scabrellum Yunck.	Accepted		WCSP (in review)
Piper scabridulicaule Trel.	Accepted		TRO
Piper scalariforme Trel.	Accepted		TRO
Piper scalarispicum Trel.	Accepted		TRO
Piper scansum Trel. & Yunck.	Accepted		TRO
Piper schachii (Miq.) C. DC.	Accepted		TRO
Piper schiedeanum Steud.	Accepted		TRO
Piper schlechtendahlianum (Miq.) C. DC.	Accepted		TRO
Piper schlechtendalii Steud.	Accepted		TRO
Piper schlimii C.DC.	Accepted		WCSP (in review)
Piper schottii (Miq.) C. DC.	Accepted		TRO
Piper schunkeanum Trel.	Accepted		TRO
Piper schuppii A.H. Gentry	Accepted		TRO
Piper sciaphilum C. DC.	Accepted		TRO
Piper sclerophloeum C.DC.	Accepted		WCSP (in review)
Piper scutaespicum Trel.	Accepted		TRO
Piper scutilimbum C. DC.	Accepted		TRO
Piper secundum Ruiz & Pav.	Accepted		TRO
Piper sellertianum Trel.	Accepted		TRO
Piper sellowianum (Kunth) Kunth ex C. DC.	Accepted		TRO
Piper semicordulatum Trel.	Accepted		TRO
Piper semicrudum Trel.	Accepted		TRO
Piper semiimmersum C. DC.	Accepted		TRO
Piper seminitidulum Trel.	Accepted		TRO
Piper semiplenum Trel.	Accepted		TRO
Piper semperflorens C. DC.	Accepted		TRO
Piper senporeiense Yamam.	Accepted		TRO
Piper septuplinervium (Miq.) C. DC.	Accepted		TRO
Piper sericeonervosum Trel.	Accepted		TRO
Piper serotinum Trel.	Accepted		TRO
Piper serpavillanum Trel.	Accepted		TRO
Piper serrulatum Yunck.	Accepted		TRO
Piper setigerum Trel.	Accepted		TRO
Piper setosum Trel. & Yunck.	Accepted		TRO
Piper setulosum Trel.	Accepted		TRO
Piper sierra-aroense Steyerm.	Accepted		WCSP (in review)
Piper silvarum C. DC.	Accepted		TRO
Piper silvigaudens Yunck.	Accepted		WCSP (in review)
Piper silvivagum C. DC.	Accepted		TRO
Piper sintenense Hatus.	Accepted		TRO
Piper sinuclausum Trel.	Accepted		TRO
Piper sinugaudens C. DC.	Accepted		TRO
Piper skutchii Trel. & Yunck.	Accepted		TRO
Piper sodiroi C. DC.	Accepted		TRO
Piper soledadense Trel.	Accepted		TRO
Piper solutidrupum Yunck.	Accepted		WCSP (in review)
Piper sororium (Miq.) C. DC.	Accepted		TRO
Piper spruceanum C. DC.	Accepted		TRO
Piper squamulosum C. DC.	Accepted		TRO
Piper stellipilum (Miq.) C. DC.	Accepted		TRO
Piper stenostachys C. DC.	Accepted		TRO
Piper stevensii Trel.	Accepted		TRO
Piper steyermarkii Yunck.	Accepted		WCSP (in review)
Piper stiliferum Yunck.	Accepted		TRO
Piper stipitiforme C.C. Chang ex Y.Q. Tseng	Accepted		TRO
Piper stipulaceum Opiz	Accepted		TRO
Piper stipulosum Sodiro	Accepted		TRO
Piper stomachicum C. DC.	Accepted		TRO
Piper storkii Trel.	Accepted		TRO
Piper strigillosicaule Trel.	Accepted		TRO
Piper strigillosum Trel.	Accepted		TRO
Piper strigosum Trel.	Accepted		TRO
Piper stuebelii Trel.	Accepted		TRO
Piper stupposum A. Dietr.	Accepted		TRO
Piper subaduncum Yunck.	Accepted		TRO
Piper subalpinum Yunck.	Accepted		WCSP (in review)
Piper subandina Trel.	Accepted		TRO
Piper subandinum C. DC.	Accepted		TRO
Piper subcaudatum Trel.	Accepted		TRO
Piper subcinereum C. DC.	Accepted		TRO
Piper subcordatum (Miq.) C. DC.	Accepted		TRO
Piper subcordulatum Trel.	Accepted		TRO
Piper subduidaense Yunck.	Accepted		WCSP (in review)
Piper subflavicans Trel.	Accepted		TRO
Piper subflavispicum C. DC.	Accepted		TRO
Piper subflavum C. DC.	Accepted		TRO
Piper subglabribracteatum C. DC.	Accepted		TRO
Piper sublignosum Yunck.	Accepted		WCSP (in review)
Piper submultinerve C. DC.	Accepted		TRO
Piper subnitidifolium Yunck.	Accepted		TRO
Piper subnitidum C. DC.	Accepted		TRO
Piper subpatens Trel.	Accepted		TRO
Piper subpedale Trel. & Yunck.	Accepted		TRO
Piper subquinquenerve Trel.	Accepted		TRO
Piper subrepens Trel.	Accepted		TRO
Piper subrugosum Yunck.	Accepted		WCSP (in review)
Piper subscutatum (Miq.) C. DC.	Accepted		TRO
Piper subseptemnervium (Miq.) C. DC.	Accepted		TRO
Piper subsessilifolium C. DC.	Accepted		TRO
Piper subsilvestre C. DC.	Accepted		TRO
Piper subsilvulanum C. DC.	Accepted		TRO
Piper suffruticosum Trel.	Accepted		TRO
Piper suipigua Buch.-Ham. ex D. Don	Accepted		TRO
Piper sumatranum (Miq.) C. DC.	Accepted		TRO
Piper sumpi Trel.	Accepted		TRO
Piper supernum Trel. & Yunck.	Accepted		TRO
Piper swartzianum (Miq.) C. DC.	Accepted		TRO
Piper sylvaticum Roxb.	Accepted		TRO
Piper sylvestre Lam.	Accepted		TRO
Piper tabinense Trel.	Accepted		TRO
Piper tacariguense Steyerm.	Accepted		WCSP (in review)
Piper tachiranum Yunck.	Accepted		WCSP (in review)
Piper taiwanense Lin & Lu	Accepted		TRO
Piper tamayoanum Steyerm.	Accepted		WCSP (in review)
Piper taperanum Yunck.	Accepted		WCSP (in review)
Piper tectoniaefolium (Kunth) Kunth ex C. DC.	Accepted		TRO
Piper tecumense Trel.	Accepted		TRO
Piper temptum Trel.	Accepted		TRO
Piper tenebricosum Trel.	Accepted		TRO
Piper tenue Kunth	Accepted		WCSP (in review)
Piper tenuicuspe (Miq.) C. DC.	Accepted		TRO
Piper tenuilimbum C. DC.	Accepted		TRO
Piper tenuimucronatum C. DC.	Accepted		TRO
Piper tepuiense Steyerm.	Accepted		WCSP (in review)
Piper terrabanum C. DC.	Accepted		TRO
Piper tessmanni Trel.	Accepted		TRO
Piper teysmanii (Miq.) C. DC.	Accepted		TRO
Piper thomsonii (C. DC.) Hook. f.	Accepted		TRO
Piper timbuchianum Trel.	Accepted		TRO
Piper tocacheanum C. DC.	Accepted		TRO
Piper tonduzii C. DC.	Accepted		TRO
Piper toronotepuiense Steyerm.	Accepted		WCSP (in review)
Piper tortivenulosum Yunck.	Accepted		WCSP (in review)
Piper tortuosivenosum Trel.	Accepted		TRO
Piper tovarense Trel. & Yunck.	Accepted		WCSP (in review)
Piper townsendii C. DC.	Accepted		TRO
Piper trachyphyllum C. DC.	Accepted		TRO
Piper translucens Yunck.	Accepted		WCSP (in review)
Piper transpontinum Trel.	Accepted		TRO
Piper trianae C. DC.	Accepted		TRO
Piper trichocarpon C.DC.	Accepted		WCSP (in review)
Piper trichoneuron (Miq.) C. DC.	Accepted		TRO
Piper trichorhachis C. DC.	Accepted		TRO
Piper trichostachyon (Miq.) C. DC.	Accepted		TRO
Piper trichostylopse Trel.	Accepted		TRO
Piper trichostylum C. DC.	Accepted		TRO
Piper tricolor Y.Q. Tseng	Accepted		TRO
Piper tricuspe (Miq.) C. DC.	Accepted		TRO
Piper tridentipilum C. DC.	Accepted		TRO
Piper trigonum C.DC.	Accepted		WCSP (in review)
Piper tristemon C.DC.	Accepted		WCSP (in review)
Piper tristigmum Trel.	Accepted		TRO
Piper truman-yunckeri Callejas	Accepted		TRO
Piper truncatum Vell.	Accepted		TRO
Piper tsangyuanense P.S. Chen & P.C. Zhu	Accepted		TRO
Piper tsengianum M.G. Gilbert & N.H. Xia	Accepted		TRO
Piper tuberculatum Jacq.	Accepted		WCSP (in review)
Piper tucumanum C. DC.	Accepted		TRO
Piper tuerckheimii C. DC.	Accepted		TRO
Piper tumidum Kunth	Accepted		TRO
Piper ucayalianum Trel.	Accepted		TRO
Piper uhdei C. DC.	Accepted		TRO
Piper ulceratum Trel.	Accepted		TRO
Piper ulei C. DC.	Accepted		TRO
Piper umbellatum L.	Accepted		WCSP (in review)
Piper umbricola C. DC.	Accepted		TRO
Piper umbriense Trel. & Yunck.	Accepted		TRO
Piper unguiculatum Ruiz & Pav.	Accepted		TRO
Piper urophyllum C. DC.	Accepted		TRO
Piper urostachyum Hemsl.	Accepted		TRO
Piper urubambanum Trel.	Accepted		TRO
Piper valladolidense Yunck.	Accepted		TRO
Piper variegatum (Ruiz & Pav.) Pers.	Accepted		TRO
Piper variifolium (Miq.) C. DC.	Accepted		TRO
Piper velutininervosum Trel.	Accepted		TRO
Piper velutinovarium C. DC.	Accepted		TRO
Piper velutinum Kunth	Accepted		TRO
Piper venamoense Steyerm.	Accepted		WCSP (in review)
Piper veneralense Trel. & Yunck.	Accepted		TRO
Piper venosum (Miq.) C. DC.	Accepted		TRO
Piper venulosissimum Yunck.	Accepted		TRO
Piper veraguense C.DC.	Accepted		WCSP (in review)
Piper verbascifolium (Miq.) C. DC.	Accepted		TRO
Piper veredianum Trel.	Accepted		TRO
Piper verruculaecaule Trel.	Accepted		TRO
Piper verruculaefolium Trel.	Accepted		TRO
Piper verruculosum C. DC.	Accepted		TRO
Piper via-chicoense Yunck.	Accepted		TRO
Piper villiramulum C. DC.	Accepted		TRO
Piper villosispicum Trel.	Accepted		TRO
Piper viminifolium Trel.	Accepted		TRO
Piper virgultorum C. DC.	Accepted		TRO
Piper viridicaule Trel.	Accepted		TRO
Piper viridilimbum Trel.	Accepted		TRO
Piper viridistachyum Yunck.	Accepted		WCSP (in review)
Piper vitaceum Yunck.	Accepted		WCSP (in review)
Piper volubile C. DC.	Accepted		TRO
Piper wachenheimii Trel.	Accepted		WCSP (in review)
Piper wagneri C. DC.	Accepted		TRO
Piper wallichii (Miq.) Hand.-Mazz.	Accepted		TRO
Piper wangii M.G. Gilbert & N.H. Xia	Accepted		TRO
Piper wibomii Yunck.	Accepted		TRO
Piper wingfieldii Steyerm.	Accepted		WCSP (in review)
Piper woytkowskii Yunck.	Accepted		TRO
Piper wydlerianum C. DC.	Accepted		TRO
Piper xalapense C. DC.	Accepted		TRO
Piper xanthostachyum C. DC.	Accepted		TRO
Piper xylosteoides (Kunth) Steud.	Accepted		TRO
Piper yananoanum Trel.	Accepted		TRO
Piper yaracuyense Yunck.	Accepted		WCSP (in review)
Piper yessupianum Trel.	Accepted		TRO
Piper yinkiangense Y.Q. Tseng	Accepted		TRO
Piper yucatanense C. DC.	Accepted		TRO
Piper yui M.G. Gilbert & N.H. Xia	Accepted		TRO
Piper yunnanense Y.Q. Tseng	Accepted		TRO
Piper yzabalanum C. DC.	Accepted		TRO
Piper zacatense C. DC.	Accepted		TRO
Piper zarumanum Trel.	Accepted		TRO