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

Anticlea occidentalis A. Gray
western mountainbells
Liliaceae

Introduction to Vascular Plants

© Virginia Skilton  Email the photographer   (Photo ID #16748)

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Distribution of Anticlea occidentalis
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Species Information

General:
Perennial herb from a scaly, narrowly egg-shaped bulb 1-4 cm long; flowering stems erect, 20-50 cm tall, smooth.
Leaves:
Basal leaves 2 or 3, narrowly lanceolate and grass-like, 10-30 cm long, 3-20 mm wide, smooth, sheathing at the base, the margins entire; stem leaves 2 or 3 much-reduced bracts.
Flowers:
Inflorescence an elongate, narrow, terminal cluster of 5 to 25, stalked flowers, the stalks 1-3 cm long, ascending to erect; flowers greenish-yellow to brownish-purple, narrowly bell-shaped, usually nodding, of 6 similar tepals fused at the base, the tepals narrowly lanceolate, 8-15 mm long, the gradually tapering tips curved back; stamens 6; pistil 1, 3-chambered.
Fruits:
Capsules, oblong-lanceolate, slenderly 3-beaked, erect, 1-2 cm long; seeds several, oblong, flat, winged at both ends, 2-4 mm long.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist to wet open forests, thickets, boggy meadows, streambanks and rocky slopes in the montane to alpine zones; frequent in SW and SE BC north to 52degreeN, rare in extreme SC BC; E to AB and S to MT, ID and CA.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Anticlea occidentalis

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

Minimum

Average

Maximum

Elevation (metres) 0 1584 2635
Slope Gradient (%) 0 34 140
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
0 335 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
0 3 7
Modal Nutrient Regime
Class
C
Number of field plots
 species was recorded in:
440
Modal BEC Zone Class
ESSF
All BEC Zones (# of stations/zone) species was recorded in: AT(12), CWH(32), ESSF(174), ICH(43), IDF(24), IMA(3), MH(10), MS(84), SBS(1)

Synonyms and Alternate Names

Stenanthium occidentale A. Gray

Taxonomic and Nomenclatural Links

Additional Photo Sources

Related Databases

General References