Tree
Max Licher @http://swbiodiversity.org
Yavapai County Native & Naturalized Plants
   
 
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Plant Image
Leaves
Les Landrum @ http://swbiodiversity.org
Plant Image
Flowers
Max Licher @http://swbiodiversity.org
Plant Image
Fruit
Max Licher @http://swbiodiversity.org
Plant Description

Origin: Native  Similar Species: Prosopis velutina
General Description: Deciduous. A large shrub or small flowering tree with an irregularly rounded crown and drooping branches. Sprouting from lateral roots is common; may form dense thickets. Twigs have sharp thorns up to 2 inches long.
Identification notes: Thorny shrub or small tree, 1 to several trunks, crooked arched branches. Leaves smooth, bipinnately compound, 2 to 4 sets of primary leaves; 8 to 20 pairs of leaflets each. Flowers greenish or yellow in axils. Long flat pods constricted between seeds.
Height: 20 feet     Width: 20 feet


Habitat

Habitat Description: Common in bottomlands and washes, on heavy soils in uplands and coarse soils of sandy flats.
Plant Communities: Desert Scrub, Interior Chaparral, Semidesert Grasslands, Riparian, Disturbed Areas
Elevation: 0 - 5000 feet


Flowers

Color: Greenish-yellow   Shape: Regular in elongated clusters    Tubular: Y   Flowering Period: Mar - Aug
Description: Small, fragrant, greenish-yellow flowers are borne in elongated narrow clusters to 3 inches long. Calyx has a shallow, cup-like shape. Each 5 petaled flower has 10 protruding stamens.


Leaves

Leaf Color: Green   Type: Compound   Shape: Narrow   Margin: Smooth   Attachment: Alternate   Hairs: N
Description: Leaves are bipinnately compound on short stalks. Usually 2 but occasionally 4 sets of primary leaves; each set is composed of 8 to 20 linear to oblong leaflets, each 7 to 12 times as long as wide. Leaves are hairless.


Fruit

Color: Yellowish-brown   Type: Pod   Description: Spiraled or straight bean-like pods are to 8 inches long. Straight pods are somewhat flattened, 2 to 6 inches long and have slight constrictions between the seeds.


Bark/Branches

Bark Color: Grayish-brown   Bark Texture (Mature): Rough   Bark and Branch Description: Older bark is grayish-brown while newer bark is reddish-brown. Single trunks may grow to1 foot in diameter. Thorns may be 1 to 2 inches long and generally occur singly on young branches.
Spines, thorns or prickles: Y

  Arizona Cooperative Extension
Yavapai County
840 Rodeo Dr #C
Prescott, AZ 86305
(928) 445-6590
Version 8.0  
http://cals.arizona.edu/yavapaiplants/SpeciesDetail.php  
Last Updated: Feb 16, 2020  
Content Questions/Comments: Email Jeff Schalau  
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