Geissanthus abditus J. F. Macbr. species accepted

Geissanthus ambigua (Mart.) G. Agostini species accepted

Geissanthus andinus Mez species accepted

Geissanthus angustiflorus Cuatrec. species accepted

Geissanthus argutus (Kunth) Mez species accepted

Geissanthus bangii Rusby species accepted

Geissanthus barraganus Cuatrec. species accepted

Geissanthus betancurii Pipoly species accepted

Geissanthus bogotensis Mez species accepted

Geissanthus boliviana Britton species accepted

Geissanthus callejasii Pipoly species accepted

Geissanthus carchianus (Lundell) Ricketson & Pipoly species accepted

Geissanthus challuayacus Pipoly species accepted

Geissanthus cogolloi Pipoly species accepted

Geissanthus dentatus (Ruiz & Pav.) J. F. Macbr. species accepted

Geissanthus ecuadorensis Mez species accepted

Geissanthus fallenae Lundell species accepted

Geissanthus floccosus Mez species accepted

Geissanthus floribundus Mez species accepted

Geissanthus fragrans Mez species accepted

Geissanthus francoae Pipoly species accepted

Geissanthus furfuraceus Mez species accepted

Geissanthus glaber Mez species accepted

Geissanthus goudotianus Mez species accepted

Geissanthus kalbreyeri Mez species accepted

Geissanthus lehmannii Mez species accepted

Geissanthus longistamineus (A. C. Sm.) Pipoly species accepted

Geissanthus longistylus (Cuatrec.) G. Agostini species accepted

Geissanthus mezianus G. Agostini species accepted

Geissanthus multiflorus Mez species accepted

Geissanthus myrianthus (Mansf.) G. Agostini species accepted

Geissanthus occidentalis Cuatrec. species accepted

Geissanthus pentlandii Mez species accepted

Geissanthus perpuncticulosus (Lundell) Pipoly species accepted

Geissanthus peruvianus (A. DC.) Mez species accepted

Geissanthus pichinchae Mez species accepted

Geissanthus pichinchana (Lundell) Pipoly species accepted

Geissanthus pyramidatus (Mez) G. Agostini species accepted

Geissanthus sararensis Cuatrec. species accepted

Geissanthus scrobiculatus (Cuatrec.) Pipoly species accepted

Geissanthus serrulatus (Willd. ex Roem. & Schult.) Mez species accepted

Geissanthus sodiroanus Mez species accepted

Geissanthus spectabilis Pipoly species accepted

Geissanthus submembranaceus Mez species accepted

Geissanthus vanderwerffii Pipoly species accepted

Geissanthus zakii (Pipoly) Ricketson & Pipoly species accepted

Geissanthus durifolius (Kunth) Mez species accepted

Geissanthus cestrifolius (Kunth) Mez species accepted

Geissanthus sessiliflorus A. C. Sm. species accepted

Geissanthus lepidotus (Kunth) Mez species accepted

Geissanthus quindiensis Mez species accepted

Geissanthus mameicillo (Schltdl.) Mez species accepted