The only Family that concerns us here is the Pea and Bean Family

Lathyrus vernus f. albo-roseus - Spring Vetchling

Lathyrus vernus f. albo-roseus – Spring Vetchling

This is the family that holds all the peas and their relatives. They all share a unique assymetric flowers structure. This family used to be called the Leguminosae.

Botanical Style Photographs
Lathyrus aureus