Houstonia

Botanique

Taxonomie

Rubiaceae 632

Espèces

Houstonia acerosa (A.Gray) Benth. & Hook.f. 9 9
Houstonia angustifolia Michx. 116 116
Houstonia bouvardioides (Seem.) Benth. & Hook.f. 1 1
Houstonia caerulea L. 97 96
Houstonia canadensis Willd. ex Roem. & Schult. 1 1
Houstonia ciliolata Torr. 2 2
Houstonia coccinea Andrews 2 2
Houstonia coerulea Auct. 5 5
Houstonia fasciculata A.Gray 10 10
Houstonia filifolia (Chapm.) Small 4 4
Houstonia humifusa (A.Gray) A.Gray 9 9
Houstonia lanceolata Britton 3 3
Houstonia linnaei Michx. 3 3
Houstonia longiflora (Cav.) A.Gray 27 27
Houstonia longifolia Gaertn. 14 13
Houstonia longipes S.Watson 2 2
Houstonia minima L.C.Beck 23 23
Houstonia minor Britton 1 1
Houstonia nigricans (Lam.) Fernald 2 2
Houstonia ouachitana (E.B.Sm.) Terrell 1 1
Houstonia palmeri A.Gray 3 3
Houstonia patens Elliott 14 14
Houstonia polypremoides A.Gray 14 14
Houstonia procumbens (J.F.Gmel.) Standl. 5 5
Houstonia pulvinata Small 1 1
Houstonia purpurea L. 128 125
Houstonia pusilla J.F.Gmel. 3 3
Houstonia pygmaea C.H. Mull. & M.T. Mull. 1 1
Houstonia rotundifolia Michx. 24 23
Houstonia rubra Cav. 15 15
Houstonia salina A.Heller 3 3
Houstonia serpyllifolia Michx. 20 20
Houstonia sp. 7 7
Houstonia subviscosa (Wright ex A.Gray) A.Gray 5 4
Houstonia tenuifolia Nutt. 10 10
Houstonia triflora (Kunth) A.Gray 16 16
Houstonia triphyllos 1 1
Houstonia varians Michx. 2 2
Houstonia wrightii A.Gray 28 28

632 Spécimens inventoriés en collections

Collection Nombre de spécimens (ou lots)
Jardins (JB) 1
Plantes vasculaires (P) 579
Univ. Montpellier - Inst. de Botanique (MPU) 52