Phaseolus polystachios

Phaseolus polystachios

Phaseolus polystachios (L.) B.S.P.
Engl.: thicket bean, beanvine, wild bean, wild kidney bean.
Bot. syn.: Dolichos polystachis L.

I have no articles for this botanical term, but there might be some for the next level down (if found).