is a specific kind of: rosid dicot genus.

has as a member: vetchling | everlasting pea | broad-leaved everlasting pea, Lathyrus latifolius, perennial pea | beach pea, Lathyrus japonicus, Lathyrus maritimus, sea pea | black pea, Lathyrus niger | grass vetch, grass vetchling, Lathyrus nissolia | Lathyrus odoratus, sweet pea, sweetpea | Lathyrus palustris, marsh pea | common vetchling, Lathyrus pratensis, meadow pea, yellow vetchling | grass pea, Indian pea, khesari, Lathyrus sativus | Lathyrus splendens, pride of California | flat pea, Lathyrus sylvestris, narrow-leaved everlasting pea | Lalthyrus tingitanus, Tangier pea, Tangier peavine | earth-nut pea, earthnut pea, heath pea, Lathyrus tuberosus, tuberous vetch | Lathyrus vernus, spring vetch, spring vetchling ... show more.

is a member of: Papilionoideae, subfamily Papilionoideae.