E-Flora BC: Electronic Atlas of the Flora of British Columbia

Spiraea betulifolia subsp. lucida Pall. (Douglas ex Greene) Roy L. Taylor & MacBryde
birch-leaved spirea
Rosaceae (Rose Family)

Introduction to Vascular Plants

© Adolf Ceska  Email the photographer   (Photo ID #11500)


Distribution of Spiraea betulifolia ssp. lucida
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Species Information

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Illustration SourceThe Illustrated Flora of BC

General:
Low shrub, 20-60 (90) cm tall, from long creeping rhizome; stems erect, smooth, with thin wiry branches.
Leaves:
Alternate, deciduous, short-stalked, oval to oblong-egg-shaped, 2-7 cm long, coarsely double-toothed mostly above the middle, dark green above, paler below, smooth.
Flowers:
Inflorescence a branched, nearly flat-topped, terminal cluster of numerous small flowers; corollas white, sometimes pink-tinged, the petals 5, circular, about 2 mm long; calyces smooth on the outside, 5-lobed, the lobes triangular, erect to spreading, about 1 mm long; ovaries superior; stamens numerous.
Fruits:
Follicles, usually 5, about 3 mm long, beaked, somewhat leathery, smooth except sometimes a few long hairs along the suture, shining; seeds several, spindle-shaped.

SourceThe Illustrated Flora of British Columbia

Climate

The climate type for this species, as reported in the:  "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Habitat / Range

Dry to moist open forests, rocky slopes and clearings in the lowland, steppe and montane zones; common throughout BC east (mostly) of the Coast-Cascade Mountains and S of 56degreeN; S to CA, MT and ID.

SourceThe Illustrated Flora of BC

Synonyms and Alternative Names

Spiraea betulifolia var. lucida

Taxonomic and Nomenclatural Links

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General References