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Granite Mtn - Tr 308
Yavapai County Native & Naturalized Plants
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Granite Mtn - Tr 261
Plant Description

Origin: Native
General Description: Evergreen. The most abundant species of pine in Arizona. Grows in well-drained soils in areas where rainfall is 12 - 40 inches per year. Grows on rocky slopes, gentle to steep.
Height: 120 feet     Width: 30 feet


Plant Communities: Pinyon Juniper Woodland, Montane Conifer Forest, Riparian
Elevation: 6000 - 8500 feet

Similar Species: Pinus arizonica

Flower Characteristics

Color: Yellow-red or reddish   Shape: Inconspicuous in clusters     Tubular: N   Flowering Period: Apr - May
Description: Monoecious. Males yellow-red, cylindrical, in clusters near ends of branches. Females reddish at branch tips.

Leaf Characteristics

Leaf Color: Dark-green   Type: Needles   Shape: Other   Margin: Other   Attachment: Other   Hairs: N
Description: Needles up to 7 inches long in bundles of 3 (bundles of 5 for var. arizonica). Persist on the tree for three years. Needles arise out of the end of the shoot and are covered by leaf sheaths.
Spines: N

Fruit Characteristics

Color: Light-red to brown   Type: Cone or cone-like   Description: Conical or egg shaped to 5 inches long tipped with prickly scales. The ripe seeds are brown and winged.

Bark Characteristics

Bark Color: Brown to black   Bark Texture (Mature): Rough   Bark and Branch Description: Young trees called blackjack pine because of dark brown to almost black color. Older trees have cinnamon brown to orangish-yellow color with irregular fissures. Trunk can be up to 4 feet in diameter.

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