E-Flora BC: Electronic Atlas of the Flora of British Columbia

Geum schofieldii Calder & Roy L. Taylor
Queen Charlotte avens
Rosaceae (Rose family)

Introduction to Vascular Plants
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Distribution of Geum schofieldii
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Species Information

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General:
Perennial herb from a short rhizome and stout stem-base covered with coarse fibres; stems erect, 10-30 cm tall.
Leaves:
Basal leaves several, stalked, interruptedly pinnately cleft with 5 to 7 cleft and coarse-toothed major segments, interspersed with several much smaller ones, the terminal segment the largest, 3-lobed or 3-cleft, coarsely toothed; stem leaves alternate, more or less unstalked, much smaller and less divided.
Flowers:
Inflorescence of 1 to few stalked, terminal flowers; corollas yellow, wheel-shaped, the petals 5, broadly egg-shaped, shallowly notched, 10-15 mm long; calyces 5-lobed, the lobes lanceolate, erect, shorter than the petals, alternating with 5 narrowly egg-shaped bractlets; ovaries superior; stamens numerous.
Fruits:
Achenes, numerous in heads; achenes spindle-shaped, 3-4 mm long, silky-hairy, beaked with the 7- to 10-mm long, persistent, straight, smooth style.
Notes:
Endemic to British Columbia. Considered by some authors to be of hybrid origin between G. rossii and G. calthifolium.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Wet rock crevices in the lowland to subalpine zones; rare on the Queen Charlotte Islands and NW Vancouver Island; endemic.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Geum schofieldii

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

Minimum

Average

Maximum

Elevation (metres) 400 505 610
Slope Gradient (%) 0 10 20
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
40 40 40
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
3 5 7
Modal Nutrient Regime
Class
C
Number of field plots
 species was recorded in:
2
Modal BEC Zone Class
MH
All BEC Zones (# of stations/zone) species was recorded in: CWH(1), MH(1)

Climate

The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Synonyms and Alternate Names

Geum

Taxonomic and Nomenclatural Links

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General References