Triteleia grandiflora Lindl.
large-flowered triteleia (largeflower triteleia)
(Previously in Liliaceae)

Introduction to Vascular Plants


© Gordon Neish     (Photo ID #20117)


E-Flora BC Static Map

Distribution of Triteleia grandiflora
Click here to view the full interactive map and legend

Species Information

Perennial herb from a deep, straw-coloured, fibrous-scaly, nearly globe-shaped, bulb-like corm; flowering stems erect, 20-70 cm tall, slender, smooth.
Basal leaves 1 to 3, linear, keeled, 20-50 cm long, 3-10 mm wide, smooth, sheathing at the base, the margins entire; stem leaves lacking.
Inflorescence a compact to open, terminal umbel of 5 to 20, erect to ascending, more or less equally stalked flowers, above several membranous bracts, the stalks 0.5-4 cm long; flowers light- to deep blue to whitish, vase-shaped to narrowly bell- or top-shaped, of 6 fused segments, 1.5-2.5 cm long; corolla lobes in two petal-like whorls, nearly equalling to longer than the tubes, spreading, the outer 3 narrowly egg-shaped to lanceolate, the inner 3 wider, ruffled; stamens 6; pistil 1, 3-chambered.
Capsules, egg-shaped, stalked; seeds rounded, black.

SourceThe Illustrated Flora of British Columbia


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.

USDA Species Characteristics

Flower Colour:
Blooming Period:
Mid Spring
Fruit/Seed characteristics:
Colour: Brown
Present over the Spring
Source:  The USDA


Ecological Framework for Triteleia grandiflora

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




Elevation (metres)
795 570 997
Slope Gradient (%)
23 0 73

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

262 75 340
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
2 2 4
Modal Nutrient Regime
# of field plots
 species was recorded in:
Modal BEC Zone Class

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

ICH(3), IDF(1), PP(6)

Habitat and Range

Dry to mesic slopes in the steppe and lowland zones; frequent in SC and SE BC, formerly known from S Vancouver Island, but probably extirpated there; S to WY, UT, ID and OR.

SourceThe Illustrated Flora of British Columbia