Plant - summer
Near Kirkland Junction
SS
Yavapai County Native & Naturalized Plants
   
 
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Plant Image
Plant - winter
DM
Plant Image
Stems leaves absent
Near Kirkland Junction
SS
Plant Image
Young fruit
Near West Clear Creek
SS
Plant Image
Mature fruit
Near Kirkland Junction
SS
Plant Description

Origin: Native
General Description: Not applicable. Large spiny-tipped shrub named for its gray-green, smooth rigid twigs, up to 8 inches long and about 1/4 inch in diameter. Found in dry, rocky desert washes, slopes and plains.
Height: Up to 18 feet     Width: variable


Habitat

Plant Communities: Interior Chaparral, Semidesert Grasslands, Pinyon Juniper Woodland
Elevation: 2000 - 4500 feet

Similar Species: Castela emoryi


Flower Characteristics

Color: Greenish-white   Shape: Bell-shaped in elongated clusters     Tubular: N   Flowering Period: May - Aug
Description: Male and female flowers on separate plants. Greenish-white later to reddish-brown, 5-petaled flowers less than 1/2 inch wide, in small clusters along branches.


Leaf Characteristics

Leaf Color: Greenish   Type: Other   Shape: Other   Margin: Other   Attachment: Alternate   Hairs: N
Description: Greenish leaves are insignificant, scale-like, short-lived and reduced to deciduous scales.
Spines: Y


Fruit Characteristics

Color: Reddish-brown   Type: Capsule   Description: Clusters of woody capsules with 5 valves, each about 1/2 inch long. Seeds may persist for several years.


Bark Characteristics

Bark Color: Grayish   Bark Texture (Mature): Rough   Bark and Branch Description: Smooth yellowish-green with fine hairs when young, gray streaked rough with age. Single trunk may branch and can grow to be 8 to 10 inches in diameter. Branches very flexible. Twigs and branches take place of leaves in food manufacture.

  Arizona Cooperative Extension
Yavapai County
840 Rodeo Dr #C
Prescott, AZ 86305
(928) 445-6590
Version 3.1  
http://prescottnatives.com/SpeciesDetail.php  
Last Updated: June 15, 2013  
Content Questions/Comments: Email Jeff Schalau  
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