⚠ Version 1 of The Plant List has been superseded.

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

The genus Penstemon is in the family Plantaginaceae in the major group Angiosperms (Flowering plants).

Statistics are at the end of the page.

Species in Penstemon

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

Name	Status	Confi­dence level	Source
Penstemon ambiguus Torr.	Accepted		TRO
Penstemon amphorellae Crosswh.	Accepted		TRO
Penstemon apateticus Straw	Accepted		TRO
Penstemon atropurpureus (Sweet) G. Don	Accepted		TRO
Penstemon baccharifolius Hook.	Accepted		TRO
Penstemon barbatus (Cav.) Nutt.	Accepted		TRO
Penstemon bicolor (Brandegee) Clokey & D.D. Keck	Accepted		TRO
Penstemon breviculus (D.D. Keck) G.T. Nisbet & R.C. Jacks.	Accepted		TRO
Penstemon brevisepalus Pennell	Accepted		WCSP (in review)
Penstemon californicus (Munz & I.M. Johnst.) D.D. Keck	Accepted		TRO
Penstemon campanulatus (Cav.) Willd.	Accepted		TRO
Penstemon canescens (Britton) Britton	Accepted		TRO
Penstemon centranthifolius (Benth.) Benth.	Accepted		TRO
Penstemon clevelandii A. Gray	Accepted		TRO
Penstemon compactus (D.D. Keck) Crosswh.	Accepted		TRO
Penstemon dasyphyllus A. Gray	Accepted		TRO
Penstemon duchesnensis (N.H. Holmgren) Neese	Accepted		TRO
Penstemon eximius Keck	Accepted		TRO
Penstemon fasciculatus A. Gray	Accepted		TRO
Penstemon fendleri Torr. & A. Gray	Accepted		TRO
Penstemon filiformis (D.D. Keck) D.D. Keck	Accepted		TRO
Penstemon filisepalis Straw	Accepted		TRO
Penstemon fruticosus (Pursh) Greene	Accepted		TRO
Penstemon galloensis G.L. Nesom	Accepted		TRO
Penstemon gentianoides (Kunth) Poir.	Accepted		TRO
Penstemon gentryi Standl.	Accepted		TRO
Penstemon glaber Pursh	Accepted		TRO
Penstemon globosus (Piper) Pennell & D.D. Keck	Accepted		TRO
Penstemon gormanii Greene	Accepted		WCSP (in review)
Penstemon gracilis Nutt.	Accepted		WCSP (in review)
Penstemon grandiflorus Nutt.	Accepted		WCSP (in review)
Penstemon hartwegii Benth.	Accepted		TRO
Penstemon henricksonii Straw	Accepted		TRO
Penstemon hidalgensis Straw	Accepted		TRO
Penstemon higginsii (Neese) N.H. Holmgren & N.D. Atwood	Accepted		TRO
Penstemon hirsutus (L.) Willd.	Accepted		TRO
Penstemon imberbis (Kunth) Trautv.	Accepted		TRO
Penstemon incanus (A. Gray) Tidestr.	Accepted		TRO
Penstemon isophyllus B.L. Rob.	Accepted		TRO
Penstemon jamesii Benth.	Accepted		TRO
Penstemon kunthii G. Don	Accepted		TRO
Penstemon labrosus (A. Gray) Hook. f.	Accepted		TRO
Penstemon lanceolatus Benth.	Accepted		TRO
Penstemon lemhiensis (D.D. Keck) D.D. Keck & Cronquist	Accepted		TRO
Penstemon leonensis Straw	Accepted		TRO
Penstemon linarioides A. Gray	Accepted		TRO
Penstemon longiflorus (Pennell) S.L. Clark	Accepted		TRO
Penstemon luteus G.L. Nesom	Accepted		TRO
Penstemon marcusii (D.D. Keck) N.H. Holmgren	Accepted		TRO
Penstemon miniatus Lindl.	Accepted		TRO
Penstemon minor (A. Gray) D.D. Keck	Accepted		TRO
Penstemon mohinoranus Straw	Accepted		TRO
Penstemon multiflorus (Benth.) Chapm. ex Small	Accepted		TRO
Penstemon nitidus Douglas ex Benth.	Accepted		WCSP (in review)
Penstemon occiduus Straw	Accepted		TRO
Penstemon pallidus Small	Accepted		TRO
Penstemon pandus (A. Nelson & J.F. Macbr.) A. Nelson & J.F. Macbr.	Accepted		TRO
Penstemon parryi (A. Gray) A. Gray	Accepted		TRO
Penstemon patens (M.E. Jones) N.H. Holmgren	Accepted		TRO
Penstemon pentstemon (DC.) MacMill.	Accepted		TRO
Penstemon perfoliatus Brongn.	Accepted		TRO
Penstemon pinifolius Greene	Accepted		TRO
Penstemon plagapineus Straw	Accepted		TRO
Penstemon pseudoputus (Crosswh.) N.H. Holmgren	Accepted		TRO
Penstemon pulchellus Greene	Accepted		TRO
Penstemon punctatus Brandegee	Accepted		TRO
Penstemon roseus (Cerv. ex Sweet) G. Don	Accepted		TRO
Penstemon rostriflorus Kellogg	Accepted		TRO
Penstemon rotundifolius A. Gray	Accepted		TRO
Penstemon rupicola (Piper) Howell	Accepted		TRO
Penstemon secundiflorus Benth.	Accepted		TRO
Penstemon seorsus (A. Nelson) D.D. Keck	Accepted		TRO
Penstemon spectabilis Thurb. ex A. Gray	Accepted		TRO
Penstemon stenophyllus A. Gray	Accepted		TRO
Penstemon stenosepalus (A. Gray) Howell	Accepted		TRO
Penstemon tenuifolius Benth.	Accepted		TRO
Penstemon tepicensis Straw	Accepted		TRO
Penstemon thompsoniae (A. Gray) Rydb.	Accepted		TRO
Penstemon thurberi Torr.	Accepted		TRO
Penstemon triflorus A. Heller	Accepted		TRO
Penstemon utahensis (S. Watson) A. Nelson	Accepted		TRO
Penstemon violaceus (Brandegee) A. Nelson	Accepted		TRO
Penstemon virgatus A. Gray	Accepted		TRO
Penstemon wislizenii (A. Gray) Straw	Accepted		TRO

Statistics

The Plant List includes 533 scientific plant names of species rank for the genus Penstemon. Of these 84 are accepted species names.

The Plant List includes a further 232 scientific plant names of infraspecific rank for the genus Penstemon. We do not intend The Plant List to be complete for names of infraspecific rank. These are primarily included because names of species rank are synonyms of accepted infraspecific names.

Species names

The status of the 533 species names for the genus Penstemon recorded in The Plant List, are as follows:

	Status	Total
◕	Accepted	84	15.8%
◕	Synonym	96	18.0%
◕	Unplaced	0	0%
◕	Unassessed	353	66.2%

All names

The status of the 765 names (including infraspecific names) for the genus Penstemon recorded in The Plant List, are as follows:

	Status	Total
◕	Accepted	108	14.1%
◕	Synonym	212	27.7%
◕	Unplaced	0	0%
◕	Unassessed	445	58.2%

The confidence with which the status of the 533 species names recorded in The Plant List for the genus Penstemon, are assigned as follows:

	Confidence level	Accepted	Synonym	Unplaced	Unassessed	Total
	High confidence	0	0	0	0	0	0%
	Medium confidence	76	92	0	0	168	31.5%
	Low confidence	8	4	0	353	365	68.5%

The source of the species name record found in The Plant List for the genus Penstemon, are as follows: