Ma'anar ƙamus na kalmar "lathyrus" shine jinsin tsire-tsire masu fure a cikin gidan Fabaceae, wanda aka fi sani da dangin vetchling ko dangin fis. Wadannan tsire-tsire galibi suna hawa ne ko kuma suna bin diddigi, kuma suna da ganyaye masu tsayi da manyan furanni masu launuka masu kama da na wake. Ana samun tsire-tsire na Lathyrus a ko'ina cikin yankuna masu zafi na duniya, kuma ana shuka su sau da yawa don darajar kayan ado ko kuma tushen abinci ga dabbobi. Wasu nau'in Lathyrus kuma ana amfani da su wajen maganin gargajiya don maganinsu.