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Salix lasiolepis var. lasiolepis

Salix lasiolepis Benth. var. lasiolepis

Arroyo Willow, Tracy Willow

Salicaceae (Willow Family)

Synonym(s): Salix bakeri, Salix boiseana, Salix lasiolepis var. bakeri, Salix lasiolepis var. bracelinae, Salix lasiolepis var. fallax, Salix lasiolepis var. nivaria, Salix lasiolepis var. sandbergii, Salix lutea var. nivaria, Salix sandbergii, Salix suksdorfii

USDA Symbol: SALAL2

USDA Native Status: L48 (N)

Slender shrub or small, rounded tree with relatively broad leaves, more than 1/3 as wide as long; distributed locally on the Pacific Coast.

This willow of restricted range is confined to a narrow coastal zone about 200 miles (322 km) long. Not distinguished until 1934, it was named for Joseph Prince Tracy (1879-1953), an amateur botanist of Eureka, California, who made detailed studies.

 

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Plant Characteristics

Duration: Perennial
Habit: Tree
Leaf Retention: Deciduous
Leaf Arrangement: Alternate
Leaf Complexity: Simple
Fruit Type: Capsule
Size Notes: Up to about 30 feet tall.

Bloom Information

Bloom Color: Yellow , Green , Purple
Bloom Time: Jan , Feb , Mar , Apr , May , Jun

Distribution

USA: AZ , CA , ID , NM , NV , OR , TX , UT , WA
Native Distribution: Pacific Coast region of extreme SW. Oregon and NW. California only; to 500' (152 m).
Native Habitat: Sand and gravel bars of streams; in Redwood and mixed evergreen forests.

Value to Beneficial Insects

Special Value to Native Bees

This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.

Web Reference

Webref 30 - Calflora (2018) Calflora
Webref 38 - Flora of North America (2019) 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 lasiolepis var. lasiolepis in USDA Plants
FNA: Find Salix lasiolepis var. lasiolepis in the Flora of North America (if available)
Google: Search Google for Salix lasiolepis var. lasiolepis

Metadata

Record Modified: 2023-05-16
Research By: TWC Staff

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