Calochortus apiculatus Baker
three-spot mariposa lily (pointedtip mariposa lily)
Liliaceae

Introduction to Vascular Plants

Photograph

© Ed McMackin     (Photo ID #88769)


Map

E-Flora BC Static Map

Distribution of Calochortus apiculatus
Click here to view the full interactive map and legend

Species Information

General:
Perennial herb from a deep, papery-scaled, egg-shaped bulb; flowering stems usually erect, 10-30 cm tall, unbranched, smooth, often with bulblets in the axils of the leaves.
Leaves:
Basal leaf solitary, linear to lanceolate, flat, 10-30 cm long, 5-15 mm wide, usually shorter than the stem, smooth, tapering to both ends, sheathing at the base, the margins entire; stem leaves lacking.
Flowers:
Inflorescence a terminal cluster of 1 to 5, erect or spreading, stalked flowers, above 2 or more narrowly lanceolate, unequal bracts; flowers yellowish-white, sometimes with purplish pencilling, bowl-shaped; petals 3, distinct, egg-shaped to lanceolate, 2-2.5 cm long, clawed, fringed on the margins and moderately bearded on the inside with slender hairs on the lower half above the claw, the nectar gland small, nearly circular, dark-coloured; sepals oblong-lanceolate with long-tapering tip, shorter than the petals, smooth; stamens 6, anthers abruptly long-pointed at the tips; pistil 1, 3-chambered.
Fruits:
Capsules, ellipsoid, about 2.5 cm long; 3-winged, nodding; seeds many, straw-coloured.

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.

Ecology

Ecological Framework for Calochortus apiculatus

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)
1235 440 2130
Slope Gradient (%)
27 0 85

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

189 5 311
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
2 0 5
Modal Nutrient Regime
Class
C
# of field plots
 species was recorded in:
228
Modal BEC Zone Class
IDF

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

AT(8), BG(1), ESSF(41), ICH(14), IDF(91), MS(46), PP(27)

Habitat and Range

Dry to mesic meadows, grassy slopes and open forests in the steppe and montane zones; locally frequent in SE BC; E to AB and S to MT, ID and WA.

SourceThe Illustrated Flora of British Columbia