Sisyrinchium montanum Greene var. montanum
mountain blue-eyed-grass
Iridaceae (Iris family)

Introduction to Vascular Plants

Photograph

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Map

E-Flora BC Static Map

Distribution of Sisyrinchium montanum var. montanum
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Species Information

General:
Perennial tufted herb from a fibrous root; stems several, simple or rarely branched, flat, 2-winged, 10-50 cm tall.
Leaves:
Mostly basal, the blades several, linear, 10-30 cm long, 1-3.7 mm wide, sheathing, the margins entire to finely toothed, the tips long-pointed; stem leaves 1 or few at the nodes, similar to basal.
Flowers:
Inflorescence of (1) 2 to 5 (6) showy, erect to nodding flowers on slender, smooth, 2- to 2.5-cm long stalks; flowers blue to more often blue-purple, of 6 distinct, broadly elliptic to oblanceolate segments, these similar, 1-1.2 cm long, rounded to somewhat blunt, notched, abruptly bristle-tipped, the tubes slightly inflated below, 1-2 mm long; bracts 2, unequal, the outer one exceeding the flowers; filaments fused about 1/3 their length; anthers (1) 1.5-1.7 mm long, yellow.
Fruits:
Capsules, egg-shaped to globe-shaped, (3) 4.5-6 (7) mm long; seeds numerous, globe-shaped to angled, black, 1-1.5 mm wide.

SourceThe Illustrated Flora of British Columbia

Ecology

Ecological Framework for Sisyrinchium montanum var. montanum

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)
998 780 1460
Slope Gradient (%)
8 0 45

Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]

147 16 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
4 2 6
Modal Nutrient Regime
Class
D
# of field plots
 species was recorded in:
38
Modal BEC Zone Class
IDF

All BEC Zones (# of stations/zone) species was recorded in

BG(3), BWBS(1), IDF(30), MS(1), PP(1), SWB(1)

Habitat and Range

Moist meadows and streambanks in the steppe and montane zones; frequent in BC east of the Coast-Cascade Mountains; E to AB and S to CO, WY and MT.

SourceThe Illustrated Flora of British Columbia