Ribes acerifolium Howell
maple-leaved currant (mapleleaf currant; maple-leaved blackcurrant)
Grossulariaceae (Currant family)
Introduction to Vascular Plants
maple-leaved currant (mapleleaf currant; maple-leaved blackcurrant)
Grossulariaceae (Currant family)
Introduction to Vascular Plants
Species Information
General:
Deciduous shrub, loosely branched, 0.5-1.1 m tall; stems erect to spreading, unarmed; bark brownish.
Leaves:
Alternate, mapleleaf-shaped, 2-7 cm long, 3-8 cm wide, 5-lobed, the lobes cleft almost half their length, finely hairy and usually with unstalked or shortly stalked glands; leaf stalks more or less equal to the blades in length, finely hairy.
Flowers:
Inflorescence of 7- to 15-flowered, drooping racemes; flower stalks jointed under the ovary and usually subtended by 1-3 small bracteoles at the tips; petals red, egg-shaped, 1-1.5 mm long, spreading with the sepals; hypanthium shallowly bowl-shaped, somewhat glandular, 1.2-1.5 mm long; calyces greenish, the lobes broadly oblong to egg-shaped, 2.5-3 mm long; styles glabrous, about equaling the stamens and petals.
Fruits:
Berries, round, black with a whitish bloom, up to 1 cm long, slightly hairy and sparsely glandular.
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.
Illustration Source: The Illustrated Flora of British Columbia
Ecology
Ecological Framework for Ribes acerifolium
The table below shows the species-specific information calculated from
original data (BEC database) provided by the BC Ministry of Forests and Range.
(Updated August, 2013)
The table below shows the species-specific information calculated from
original data (BEC database) provided by the BC Ministry of Forests and Range.
(Updated August, 2013)
| Site Information |
Value / Class |
||
|
Avg |
Min |
Max |
|
| Elevation
(metres) |
1527 | 821 | 1840 |
| Slope
Gradient (%) |
35 | 0 | 65 |
|
Aspect (degrees) |
116 | 0 | 346 |
| Soil
Moisture Regime (SMR) [0 - very xeric; 4 - mesic; 8 - hydric] |
3 | 1 | 7 |
| Modal
Nutrient Regime
Class |
B | ||
| #
of field plots species was recorded in: |
47 | ||
| Modal
BEC Zone Class |
ESSF | ||
|
All BEC Zones (# of stations/zone) species was recorded in |
BWBS(1), ESSF(41), MH(3), MS(2) | ||
|
Source:
Klinkenberg 2013
|
|||
Habitat and Range
Moist meadows and streambanks in the montane to alpine zones; infrequent in extreme SW BC on the mainland and rare in SE BC; S to ID and OR.Status Information
Synonyms
Synonyms and Alternate Names:
Ribes howellii Greene