Houstonia acerosa (A.Gray) Benth. & Hook.f. |
Accepted |
|
WCSP |
|
Houstonia acerosa var. acerosa |
Synonym |
|
WCSP |
|
Houstonia acerosa var. polypremoides (A.Gray) Terrell |
Accepted |
|
WCSP |
|
Houstonia acerosa subsp. polypremoides (A.Gray) Terrell |
Synonym |
|
WCSP |
|
Houstonia acerosa var. tamaulipana (B.L.Turner) Terrell |
Accepted |
|
WCSP |
|
Houstonia angustifolia Pursh [Illegitimate] |
Synonym |
|
WCSP |
|
Houstonia angustifolia Michx. |
Synonym |
|
WCSP |
|
Houstonia angustifolia var. filifolia (Chapm.) A.Gray |
Synonym |
|
WCSP |
|
Houstonia angustifolia var. rigidiuscula A.Gray |
Synonym |
|
WCSP |
|
Houstonia angustifolia var. scabra S.Watson |
Synonym |
|
WCSP |
|
Houstonia arenaria Rose |
Synonym |
|
WCSP |
|
Houstonia asperuloides (Benth.) A.Gray |
Synonym |
|
WCSP |
|
Houstonia asperuloides f. brandegeeana (Rose) W.H.Lewis |
Synonym |
|
WCSP |
|
Houstonia asperuloides var. brandegeeana (Rose) Wiggins |
Synonym |
|
WCSP |
|
Houstonia australis I.M.Johnst. |
Synonym |
|
WCSP |
|
Houstonia biloba Raf. [Unplaced] |
Unresolved |
|
WCSP |
|
Houstonia bouvardioides (Seem.) Benth. & Hook.f. |
Synonym |
|
WCSP |
|
Houstonia brandegeeana Rose |
Synonym |
|
WCSP |
|
Houstonia brevipes Rose |
Synonym |
|
WCSP |
|
Houstonia bryoides Roem. & Schult. |
Synonym |
|
WCSP |
|
Houstonia butterwickiae Terrell |
Synonym |
|
WCSP |
|
Houstonia caerulea L. |
Accepted |
|
WCSP |
|
Houstonia caerulea f. albiflora Millsp. |
Synonym |
|
WCSP |
|
Houstonia caerulea f. caerulea |
Synonym |
|
TRO |
|
Houstonia caerulea var. caerulea |
Synonym |
|
TRO |
|
Houstonia caerulea var. elatior (Michx.) Pursh |
Synonym |
|
WCSP |
|
Houstonia caerulea var. faxonorum Pease & A.H.Moore |
Synonym |
|
WCSP |
|
Houstonia caerulea var. minor (Michx.) Pursh |
Synonym |
|
WCSP |
|
Houstonia caerulea var. piersii Barbour |
Synonym |
|
WCSP |
|
Houstonia caerulea var. toxonorum Stevens |
Synonym |
|
WCSP |
|
Houstonia calycosa (A.Gray) Mohr |
Synonym |
|
WCSP |
|
Houstonia canadensis Willd. ex Roem. & Schult. |
Accepted |
|
WCSP |
|
Houstonia canadensis var. setiscaphia (L.G.Carr) C.F.Reed |
Synonym |
|
WCSP |
|
Houstonia cervantesii Terrell |
Unresolved |
|
TRO |
|
Houstonia chlorantha Bertol. [Unplaced] |
Unresolved |
|
WCSP |
|
Houstonia ciliolata Torr. |
Synonym |
|
WCSP |
|
Houstonia coccinea Andrews |
Synonym |
|
WCSP |
|
Houstonia correllii (W.H.Lewis) Terrell |
Accepted |
|
WCSP |
|
Houstonia croftiae Britton & Rusby |
Accepted |
|
WCSP |
|
Houstonia drymarioides Standl. |
Synonym |
|
WCSP |
|
Houstonia fasciculata A.Gray |
Synonym |
|
WCSP |
|
Houstonia faxonorum (Pease & A.H.Moore) Fernald |
Synonym |
|
WCSP |
|
Houstonia filifolia (Chapm.) Small |
Synonym |
|
WCSP |
|
Houstonia floridana Standl. |
Synonym |
|
WCSP |
|
Houstonia fruticosa Raf. ex A.Gray [Illegitimate] |
Synonym |
|
WCSP |
|
Houstonia fruticosa Rose [Illegitimate] |
Synonym |
|
WCSP |
|
Houstonia fruticosa Willd. ex Roem. & Schult. |
Synonym |
|
WCSP |
|
Houstonia geniculata Raf. |
Synonym |
|
WCSP |
|
Houstonia × gracilenta I.M.Johnst. |
Synonym |
|
WCSP |
|
Houstonia gracilis Brandegee |
Synonym |
|
WCSP |
|
Houstonia grandiflora Raf. |
Synonym |
|
WCSP |
|
Houstonia greenei (A.Gray) Terrell |
Synonym |
|
WCSP |
|
Houstonia heterophylla Raf. |
Synonym |
|
WCSP |
|
Houstonia humifusa Hemsl. [Illegitimate] |
Synonym |
|
WCSP |
|
Houstonia humifusa (Engelm. ex A.Gray) A.Gray |
Accepted |
|
WCSP |
|
Houstonia kingii Terrell |
Synonym |
|
WCSP |
|
Houstonia lanceolata (Poir.) Britton |
Synonym |
|
WCSP |
|
Houstonia lanceolata f. albiflora Standl. |
Synonym |
|
WCSP |
|
Houstonia latifolia Willd. ex Roem. & Schult. |
Synonym |
|
WCSP |
|
Houstonia linnaei Michx. |
Synonym |
|
WCSP |
|
Houstonia linnaei var. elatior Michx. |
Synonym |
|
WCSP |
|
Houstonia linnaei var. minor Michx. |
Synonym |
|
WCSP |
|
Houstonia longiflora (Cav.) A.Gray |
Synonym |
|
WCSP |
|
Houstonia longifolia Gaertn. |
Accepted |
|
WCSP |
|
Houstonia longifolia var. ciliolata (Torr.) Alph.Wood |
Synonym |
|
WCSP |
|
Houstonia longifolia var. compacta Terrell |
Synonym |
|
WCSP |
|
Houstonia longifolia var. glabra Terrell |
Synonym |
|
WCSP |
|
Houstonia longifolia var. longifolia |
Synonym |
|
WCSP |
|
Houstonia longifolia var. musci B.Boivin |
Synonym |
|
WCSP |
|
Houstonia longifolia var. soperi B.Boivin |
Synonym |
|
WCSP |
|
Houstonia longifolia var. tenuifolia (Nutt.) Alph.Wood |
Accepted |
|
WCSP |
|
Houstonia longipes S.Watson |
Synonym |
|
WCSP |
|
Houstonia macrosepala Nutt. |
Synonym |
|
WCSP |
|
Houstonia micrantha (Shinners) Terrell |
Accepted |
|
WCSP |
|
Houstonia microphylla Willd. ex Roem. & Schult. |
Unresolved |
|
WCSP |
|
Houstonia minima Beck |
Synonym |
|
WCSP |
|
Houstonia minor Britton |
Synonym |
|
WCSP |
|
Houstonia minor var. pusilla (A.Gray) Small |
Synonym |
|
WCSP |
|
Houstonia montana Small |
Synonym |
|
WCSP |
|
Houstonia mucronata (Benth.) B.L.Rob. |
Synonym |
|
WCSP |
|
Houstonia mullerae (Fosberg) Terrell |
Synonym |
|
WCSP |
|
Houstonia nigricans (Lam.) Fernald |
Synonym |
|
WCSP |
|
Houstonia nigricans var. angulata (Fosberg ex Shinners) W.H.Lewis |
Synonym |
|
WCSP |
|
Houstonia nigricans var. floridana (Standl.) Terrell |
Synonym |
|
WCSP |
|
Houstonia nigricans var. nigricans |
Synonym |
|
WCSP |
|
Houstonia nigricans var. pulvinata (Small) Terrell |
Synonym |
|
WCSP |
|
Houstonia nuttalliana Fosberg |
Unresolved |
|
TRO |
|
Houstonia oblongifolia Raf. |
Synonym |
|
WCSP |
|
Houstonia obtusifolia Raf. |
Synonym |
|
WCSP |
|
Houstonia ochroleuca Raf. |
Unresolved |
|
TRO |
|
Houstonia ouachitana (E.B.Sm.) Terrell |
Accepted |
|
WCSP |
|
Houstonia palmeri A.Gray |
Accepted |
|
WCSP |
|
Houstonia palmeri var. muzquizana (B.L.Turner) Terrell |
Accepted |
|
WCSP |
|
Houstonia palmeri var. palmeri |
Synonym |
|
WCSP |
|
Houstonia parviflora Holz. ex Greenm. |
Accepted |
|
WCSP |
|
Houstonia parvula Brandegee |
Synonym |
|
WCSP |
|
Houstonia patens Elliott |
Synonym |
|
WCSP |
|
Houstonia patens var. pusilla A.Gray |
Synonym |
|
WCSP |
|
Houstonia peninsularis Brandegee |
Synonym |
|
WCSP |
|
Houstonia polypremoides A.Gray |
Synonym |
|
WCSP |
|
Houstonia polypremoides var. bigelovii Greenm. |
Synonym |
|
WCSP |
|
Houstonia procumbens (Walter ex J.F.Gmel.) Standl. |
Accepted |
|
WCSP |
|
Houstonia procumbens var. hirsuta (W.H.Lewis) D.B.Ward |
Synonym |
|
WCSP |
|
Houstonia prostrata Brandegee |
Accepted |
|
WCSP |
|
Houstonia prostrata var. parvula (Brandegee) Wiggins |
Synonym |
|
WCSP |
|
Houstonia prostrata var. prostrata |
Synonym |
|
TRO |
|
Houstonia pubescens Raf. |
Synonym |
|
WCSP |
|
Houstonia pulvinata Small |
Synonym |
|
WCSP |
|
Houstonia purpurea L. |
Accepted |
|
WCSP |
|
Houstonia purpurea var. calycosa A.Gray |
Accepted |
|
WCSP |
|
Houstonia purpurea var. ciliolata (Torr.) A.Gray |
Synonym |
|
WCSP |
|
Houstonia purpurea var. longifolia (Gaertn.) A.Gray |
Synonym |
|
WCSP |
|
Houstonia purpurea var. montana (Small) Terrell |
Accepted |
|
WCSP |
|
Houstonia purpurea var. pubescens Britton |
Synonym |
|
WCSP |
|
Houstonia purpurea f. pubescens (Britton) Fernald |
Synonym |
|
WCSP |
|
Houstonia purpurea var. purpurea |
Synonym |
|
WCSP |
|
Houstonia purpurea f. purpurea |
Synonym |
|
TRO |
|
Houstonia purpurea var. tenuifolia (Nutt.) A.Gray |
Synonym |
|
WCSP |
|
Houstonia pusilla Schoepf |
Accepted |
|
WCSP |
|
Houstonia pusilla J.F.Gmel. [Illegitimate] |
Synonym |
|
WCSP |
|
Houstonia pusilla f. albiflora Standl. |
Synonym |
|
WCSP |
|
Houstonia pusilla f. rosea Steyerm. |
Synonym |
|
WCSP |
|
Houstonia pygmaea C.H.Müll. & M.T.Mull. |
Synonym |
|
WCSP |
|
Houstonia reticulata Raf. [Unplaced] |
Unresolved |
|
WCSP |
|
Houstonia rigidiuscula (A.Gray) Wooton & Standl. |
Synonym |
|
WCSP |
|
Houstonia rosea (Raf.) Terrell |
Accepted |
|
WCSP |
|
Houstonia rotundifolia Michx. |
Synonym |
|
WCSP |
|
Houstonia rubra Cav. |
Accepted |
|
WCSP |
|
Houstonia rupestris Raf. |
Synonym |
|
WCSP |
|
Houstonia rupicola Greenm. |
Synonym |
|
WCSP |
|
Houstonia salina A.Heller |
Synonym |
|
WCSP |
|
Houstonia saxicola Eastw. |
Synonym |
|
WCSP |
|
Houstonia serpens Kunth |
Synonym |
|
WCSP |
|
Houstonia serpyllacea (Schltdl.) C.L.Sm. ex Greenm. |
Synonym |
|
WCSP |
|
Houstonia serpyllifolia Michx. |
Accepted |
|
WCSP |
|
Houstonia serpyllifolia Graham [Illegitimate] |
Synonym |
|
WCSP |
|
Houstonia serpyllifolia f. alba Alexander |
Synonym |
|
WCSP |
|
Houstonia setiscaphia L.G.Carr |
Synonym |
|
WCSP |
|
Houstonia sharpii Terrell |
Accepted |
|
WCSP |
|
Houstonia spellenbergii (G.L.Nesom & Vorobik) Terrell |
Accepted |
|
WCSP |
|
Houstonia subviscosa (C.Wright ex A.Gray) A.Gray |
Accepted |
|
WCSP |
|
Houstonia tenella Pursh |
Synonym |
|
WCSP |
|
Houstonia tenuifolia Nutt. |
Synonym |
|
WCSP |
|
Houstonia tenuifolia f. leucantha Standl. |
Synonym |
|
WCSP |
|
Houstonia tenuis Small |
Synonym |
|
WCSP |
|
Houstonia teretifolia Terrell |
Accepted |
|
WCSP |
|
Houstonia terrellii (Lorence) Terrell & H.Rob. |
Synonym |
|
WCSP |
|
Houstonia trichotoma (Schinz) Bär |
Synonym |
|
WCSP |
|
Houstonia triflora (Kunth) A.Gray |
Synonym |
|
WCSP |
|
Houstonia umbellata Walp. [Invalid] |
Synonym |
|
WCSP |
|
Houstonia umbratilis B.L.Rob. |
Synonym |
|
WCSP |
|
Houstonia varians Michx. |
Synonym |
|
WCSP |
|
Houstonia wrightii A.Gray |
Accepted |
|
WCSP |
|
Houstonia xestosperma (B.L.Rob. & Greenm.) Terrell |
Synonym |
|
WCSP |
|