Geocaulon lividum (Richardson) Fernald
false toad-flax (false toadflax; northern comandra)
Santalaceae (Christmas Mistletoe family)

Introduction to Vascular Plants

Photograph

© Adolf Ceska     (Photo ID #5531)


Map

E-Flora BC Static Map

Distribution of Geocaulon lividum
Click here to view the full interactive map and legend

Species Information

General:
Perennial parasitic herb from widespread rhizomes; stems erect, 1 to several in a clump, simple, 10-20 cm tall.
Leaves:
Basal leaves lacking; stem leaves alternate, entire, short-stalked, narrow to widely egg-shaped, 1.5-4 cm long.
Flowers:
Inflorescence of axillary or subterminal cymose clusters of 3 greenish-purple, apetalous flowers with the lateral pair soon deciduous, leaving an elongated terminal flower; calyces bell-shaped with 5 triangular lobes 1.5 mm long and spreading; stamens 0.5 mm long.
Fruits:
Drupe-like, round, fleshy, red, 5-10 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 Geocaulon lividum

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)
860 0 2160
Slope Gradient (%)
10 0 103

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

357 0 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
3 0 8
Modal Nutrient Regime
Class
C
# of field plots
 species was recorded in:
2031
Modal BEC Zone Class
SBS

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

AT(1), BAFA(1), BG(2), BWBS(596), CWH(15), ESSF(45), ICH(109), IDF(125), MS(102), PP(3), SBPS(150), SBS(729), SWB(56)

Habitat and Range

Dry to mesic forests and bogs in the montane and subalpine zones; common throughout BC in and E of the Coast-Cascade Mountains except rare on the N coast and SC BC; N to AK, YT and NT, E to NF and S to ME, NY, MI, WI, MN, MT, ID and WA.

SourceThe Illustrated Flora of British Columbia

Synonyms

Synonyms and Alternate Names:
Comandra lividum Richardson