Ribes hudsonianum var. petiolare Richardson (Douglas) Jancz.
northern blackcurrant (western black currant)
Grossulariaceae (Currant family)

Introduction to Vascular Plants

Photograph

© Jim Riley     (Photo ID #943)


Map

E-Flora BC Static Map

Distribution of Ribes hudsonianum var. petiolare
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Species Information

General:
Deciduous shrub, loosely branched, 0.5-2 m tall; stems erect, unarmed, sprinkled with yellow glands; bark sparsely bristly, glandular.
Leaves:
Alternate, mapleleaf-shaped, heart-shaped at the base, 2-12 cm wide, 3-lobed less than half their length, also with two lower, smaller unequal lobes, usually yellowish-glandular and glabrous or hairy, coarsely double-toothed; stalks about equal to or slightly longer than the blades.
Flowers:
Inflorescence of 6-15 flowers in a spreading to erect raceme shorter than the leaves; flower stalks 3-8 mm long, jointed below the flowers; petals white, 1-1.2 mm long, oblong; hypanthium somewhat saucer-shaped and widely flared, 1-1.5 mm long; calyces white, more or less densely crisp-hairy; styles hairy, about equaling the stamens.
Fruits:
Berries, nearly round, black and more or less glaucous, 7-12 mm long, glabrous or with unstalked glands.
Notes:
Two varieties occur in BC:

1. Plants hairy (over the entire lower leaf surface and usually also above); ovaries often glandless; plants common throughout C and E BC...................... var. hudsonianum

1. Plants glabrous to slightly hairy (on the young stems, stalks and veins of lower leaf surface); ovaries glandular; plants common in S BC......................... var. petiolare (Dougl.) Jancz.

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

Wet to moist woodlands, forests, streambanks, and rocky slopes in the montane and subalpine zones; common throughout S, C and E BC; N to AK, YT and S NT, E to NF and S to VT, MN, WY and CA.

SourceThe Illustrated Flora of British Columbia

Synonyms

Synonyms and Alternate Names:
Ribes petiolare Douglas