Lomatium geyeri (S. Watson) J.M. Coult. & Rose
Apiaceae

Introduction to Vascular Plants

Photograph

© Gordon Neish     (Photo ID #16130)


Map

E-Flora BC Static Map

Distribution of Lomatium geyeri
Click here to view the full interactive map and legend

Species Information

General:
Stout perennial herb from a taproot, subglobose-thickened to more elongate and necklace-like; stems solitary, glabrous, 15-30 (40) cm tall.
Leaves:
All basal, finely dissected, fernlike, 1-3 times divided, glabrous; ultimate segments of the leaves narrow and scarcely leaflike, usually less than 5 mm wide.
Flowers:
Inflorescence of compound umbels; flowers white or sometimes purplish, rarely purple; involucel bractlets 2-3 mm long, narrow lanceolate.
Fruits:
Oblong to elliptic, 7-12 mm long, wings more than 1 mm wide.

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 Lomatium geyeri

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)
723 330 1469
Slope Gradient (%)
40 10 90

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

190 50 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
2 0 4
Modal Nutrient Regime
Class
C
# of field plots
 species was recorded in:
22
Modal BEC Zone Class
IDF

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

BG(5), ESSF(1), ICH(2), IDF(11), PP(3)

Habitat and Range

Dry slopes in the steppe and montane zones; frequent in SC and SE BC; S to ID and WA.

SourceThe Illustrated Flora of British Columbia