General:
Perennial herb from a well-developed taproot, sometimes below a slightly branched stem-base; stems solitary or sometimes 2-3, 0.3-1 m tall, branching.
Leaves:
Basal and stem twice divided into 3's, leaflets coarsely toothed, 2-9 cm long, 1-5.5 cm wide, more or less hairy, thin; basal leaves several with long stalks; stem leaves 1-3 with short stalks.
Flowers:
Inflorescence of loose compound umbels; flowers greenish-white, sometimes pink or purple, inconspicous; stalks short when flowering becoming longer at maturity; involucels lacking.
Fruits:
Linear-oblong, needle-like, 12-22 mm long, black, bristly hairy basally, narrowing to a beak, often catching on clothing or fur.
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.
Illustration Source: The Illustrated Flora of British Columbia
Site Information |
Value / Class |
||
Avg |
Min |
Max |
|
Elevation
(metres) |
1044 | 0 | 2246 |
Slope
Gradient (%) |
17 | 0 | 145 |
Aspect (degrees) |
196 | 0 | 360 |
Soil
Moisture Regime (SMR) [0 - very xeric; 4 - mesic; 8 - hydric] |
4 | 0 | 8 |
Modal
Nutrient Regime
Class |
C | ||
#
of field plots species was recorded in: |
5695 | ||
Modal
BEC Zone Class |
ICH | ||
All BEC Zones (# of stations/zone) species was recorded in |
BG(8), BWBS(202), CDF(47), CMA(1), CWH(376), ESSF(922), ICH(1180), IDF(695), IMA(1), MH(23), MS(686), PP(37), SBPS(68), SBS(1142), SWB(4) | ||
Source:
Klinkenberg 2013
|
Synonyms and Alternate Names:
Osmorhiza brevipes (J.M. Coult. & Rose) Suksd.
Osmorhiza chilensis Hook. & Arn.
Osmorhiza divaricata (Britton) Suksd.
Osmorhiza nuda Torr.
Washingtonia divaricata Britton