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Spiraea stevenii
Spiraea stevenii (C.K. Schneid.) Rydb.
Beauverd Spirea, Alaska Spiraea
Rosaceae (Rose Family)
Synonym(s): Spiraea beauverdiana, Spiraea beauverdiana var. stevenii
USDA Symbol: SPST3
USDA Native Status: AK (N), CAN (N)
An erect shrub with branched, slender stems. Height is variable; usually about 20 in. but occasionally as tall as 3 ft. The dark brown bark on older stems is continuously shed. The alternate leaves are shiny and oval. Tiny, white to pinkish flowers are crowded in a flat-topped cluster.
This shrub is variable in form, height, and serration of leaves.
Plant Characteristics
Duration: PerennialHabit: Shrub
Leaf Retention: Deciduous
Fruit Type: Aggregate , Follicle
Size Notes: Up to about 3 feet tall.
Fruit: Aggregated follicles.
Bloom Information
Bloom Color: WhiteBloom Time: Jun , Jul , Aug
Distribution
USA: AKCanada: BC
Native Distribution: AK, the Yukon & n.w. B.C.
Native Habitat: Woods; alder thickets; tundra bogs; subalpine meadows
Growing Conditions
Light Requirement: Part ShadeSoil Moisture: Moist
Soil Description: Moist to drier soils.
Conditions Comments: Variable in form, height and serration of leaves.
Value to Beneficial Insects
Special Value to Native BeesThis information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.
Propagation
Description: Propagate using seed, cuttings or layers.Seed Treatment: If seeds are not sown fresh, they should be stratified.
Commercially Avail: yes
National Wetland Indicator Status
Region: | AGCP | AK | AW | CB | EMP | GP | HI | MW | NCNE | WMVE |
Status: | FACU |
Web Reference
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 Spiraea stevenii in USDA PlantsFNA: Find Spiraea stevenii in the Flora of North America (if available)
Google: Search Google for Spiraea stevenii
Metadata
Record Modified: 2023-02-28Research By: TWC Staff