Glossary Details – French Guianan E-Flora Project

Glossary Details:

Standard Legume flower. Photo by S. A. Mori.

Title: Floral parts of a papilionoid legume. Photo by S. A. Mori.

Description: Floral parts of papilionoid legume based on an unvouchered plant from Ghana, West Africa. The androecium is diadelphous, i.e., it is divided into two parts, one with nine stamens fused into a tube and the other consisting of a single, free stamen. This feature is unique to Fabaceae subfamily Papilionoideae.

Term:

Standard

Definition:

The upper, broad petal of Fabaceae subfamily Papilionoideae (legumes with pea-like flowers. Standard is prefered over the synonyms banner, flag, and vexillum petal.

Related Terms:

Androecium (plural = androecia)
Banner
Flag
Vexillum
Keel