Arizona Kidneywood, Palo dulce (Eysenhardtia orthocarpa)

Arizona Kidneywood, Palo dulce
Scientific Name: Eysenhardtia orthocarpa (Gray) S. Wats.
Family: Fabaceae

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18813 U.S.D.A. FOREST SERVICE COLLECTION: Shull, James M. Courtesy of the Hunt Institute Recommended Temperature Zone:
sunset:
USDA: 7b-10

Heat Tolerance: Tolerates reflected heat
Sun Exposure: Sun to part shade
Origin: USA (Arizona), Mexico (Sonora), on slopes and in canyons, around 4000 to 5000 feet elevation (1200-1500 m)
Growth Habits: Deciduous to semideciduous large shrub to small tree, up to 20 feet tall (6 m), 15 feet spread (4.5 m); pinnate grayish green leaves with elliptical leaflets
Watering Needs: Little water
Propagation: Seeds

Host plant for the Arizona Skipper butterfly (Codatractus arizonensis). The genus is named after the German botanist Karl Wilhelm Eysenhardt. The species name comes from the Greek for "straight fruit".

Blooming Habits:
Small white vanilla-scented flowers in dense terminal racemes in spring and summer.

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