Not an accepted name (status: unknown). The accepted name is Rhynchosia senna Gillies ex Hook. & Arn., 1833.

Rhynchosia senna var. angustifolia (A.Gray) Grear, 2005 4% complete

No common name

Fl. Guerrero 25: 44 (2005)

There is no corrections for Rhynchosia senna var. angustifolia yet.