Rhynchosia (snoutbean) is a genus of plants in the family Fabaceae.
 There are several different complexes within the genus, including the Senna complex.

Species include:
Rhynchosia americana
Rhynchosia calosperma
Rhynchosia caribaea
Rhynchosia chapmanii
Rhynchosia chimanimaniensis
Rhynchosia cinerea
Rhynchosia cytisoides
Rhynchosia densiflora
Rhynchosia difformis
Rhynchosia edulis
Rhynchosia latifolia
Rhynchosia lewtonii
Rhynchosia malacophylla
Rhynchosia michauxii
Rhynchosia minima
Rhynchosia parvifolia
Rhynchosia phaseoloides
Rhynchosia precatoria
Rhynchosia reniformis
Rhynchosia reticulata
Rhynchosia senna - Texas snoutbean
Rhynchosia stipitata
Rhynchosia sublobata
Rhynchosia swartzii
Rhynchosia tomentosa
Rhynchosia totta
Rhynchosia viscosa (Roth) DC.

Rhynchosia volubilis
Rhynchosia wildii
Rhynchosia (snoutbean) is a genus of plants in the family Fabaceae.  There are several different complexes within the genus, including the Senna complex.
Species include:
Rhynchosia americana
Rhynchosia calosperma
Rhynchosia caribaea
Rhynchosia chapmanii
Rhynchosia chimanimaniensis
Rhynchosia cinerea
Rhynchosia cytisoides
Rhynchosia densiflora
Rhynchosia difformis
Rhynchosia edulis
Rhynchosia latifolia
Rhynchosia lewtonii
Rhynchosia malacophylla
Rhynchosia michauxii
Rhynchosia minima
Rhynchosia parvifolia
Rhynchosia phaseoloides
Rhynchosia precatoria
Rhynchosia reniformis
Rhynchosia reticulata
Rhynchosia senna - Texas snoutbean
Rhynchosia stipitata
Rhynchosia sublobata
Rhynchosia swartzii
Rhynchosia tomentosa
Rhynchosia totta
Rhynchosia viscosa (Roth) DC.
Rhynchosia volubilis
Rhynchosia wildii
Rhynchosia