shamrock-pea

American  

[sham-rok-pee] / ˈʃæm rɒkˌpi /

noun

1. a trailing plant, Parochetus communis, of the legume family, native to Asia and east Africa, having shamrocklike leaves with a brown crescent at the base and pea-shaped, pink and blue flowers.

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Etymology

Origin of shamrock-pea

First recorded in 1880–85