LEGUMES OF ARIZONA
An Illustrated Flora and Reference

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Exhibit Item 102

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Lotus rigidus
Shrubby deervetch, Broom bird’s-foot trefoil

Illustrator:  © 2012 Susan E. Ashton
Pen and Ink
Legumes of Arizona

Broom bird’s-foot trefoil, one of the many common names of Lotus rigidus, reflects the appearance of the leaves with clusters of pods on this broom-like deciduous sub-shrub.

Exhibit Item 103

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Phaseolus grayanus
Gray’s bean

Illustrator:  © Chris Bondante
Pen and Ink
Legumes of Arizona

Illustrated is an enlargement of the typical pea-shaped flower of the legume (pea) family. Also shown is the variation in leaf shape that occurs among plants in this species.