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Salix petrophila

Salix petrophila Rydb.

Alpine Willow, Rocky Mountain Willow

Salicaceae (Willow family)

Synonym(s): Salix arctica ssp. petraea, Salix arctica var. caespitosa, Salix arctica var. graminifolia, Salix arctica var. petraea, Salix arctica var. petrophila, Salix brownei var. petraea, Salix caespitosa, Salix petrophila var. caespitosa

USDA Symbol: SAPE18

USDA Native Status: L48 (N), CAN (N)

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Plant Characteristics

Duration: Perennial
Habit: Shrub
Fruit Type: Capsule
Size Notes: Up to about 4 inches tall, stems decumbent or trailing.

Bloom Information

Bloom Color: Yellow , Green , Purple , Brown , Black
Bloom Time: Jul , Aug
Bloom Notes: Flowers inconspicuous. Bloom color represents color of floral bracts on catkins or color of anthers.

Distribution

USA: CA , CO , ID , MT , NM , NV , OR , UT , WA , WY
Canada: AB , BC
Native Habitat: Alpine snowbeds, meadows, talus slopes and open dry pool beds in spruce-fir forests.

Web Reference

Webref 30 - Calflora (2018) Calflora
Webref 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Salix petrophila in USDA Plants
FNA: Find Salix petrophila in the Flora of North America (if available)
Google: Search Google for Salix petrophila

Metadata

Record Modified: 2020-11-16
Research By: CBR

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