Saxifraga ferruginea Graham
Alaska saxifrage (russethair saxifrage)
Saxifragaceae (Saxifrage family)

Introduction to Vascular Plants

Photograph

© Rod Innes     (Photo ID #9238)


Map

E-Flora BC Static Map

Distribution of Saxifraga ferruginea
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Species Information

General:
Perennial herb from thick stem-bases and dense fibrous roots; flowering stems 1 or more, 15-35 cm tall, branched, soft-hairy below, glandular-hairy above.
Leaves:
Basal leaves in a rosette, oblanceolate to wedge-shaped, 2-10 cm long, 5-15 mm wide, 7- to 17-toothed, gradually tapered at base to winged stalks, somewhat fleshy, greyish-hairy, thin-hairy or sparsely fringed; stem leaves lacking.
Flowers:
Inflorescence open, diffuse, branched, the bracts leaf-like or greatly reduced and linear, the lower ones often with bulblets; petals white, curved to one side of flower, 4-6 mm long, of 2 types, 3 wider and egg-shaped with bases squared-off to heart-shaped, the other 2 more elliptic-lanceolate to broadly egg-shaped, the bases wedge-shaped; calyces nearly free of ovary, lobed almost to base, the lobes oblong-egg-shaped, 1.5-2.5 mm long, reddish or purplish, sharply bent back; stamens 10.
Fruits:
Capsules, 4-6 mm long; seeds brownish, about 0.7 mm long, with several lengthwise rows of pimples.

SourceThe Illustrated Flora of British Columbia

Illustration

If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.

Habitat and Range

Moist rock outcrops, gravelly slopes and streambanks in the lowland to alpine zones; frequent throughout BC, except absent in NE BC; N to AK and YT, E to AB and S to WY, ID and CA.

SourceThe Illustrated Flora of British Columbia

Synonyms

Synonyms and Alternate Names:
Saxifraga newcombei