The local Philippines call this woody vine “tayabak”. Related to the green beans we grow in our gardens, this species’ unique turquoise claw-shaped flowers are pollinated by bats.
Asa Gray, the famous Harvard-educated botanist, first named this species in 1854, as part of a huge inventory of plants collected by the US Exploring Expedition.
A low-growing "trefoil" weed of lawns and disturbed, nitrogen-poor soil, distinguished by its tiny hop-like yellow flower clusters, pointed tips on each leaflet, and ...
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