Microseris borealis (Bong.) Sch. Bip.
apargidium
Asteraceae (Aster family)
Introduction to Vascular Plants
apargidium
Asteraceae (Aster family)
Introduction to Vascular Plants
Species Information
General:
Perennial herb from a taproot; stem erect to ascending, simple, solitary, expanded at the base, leafless or with 1 or 2 small bracts, exuding milky juice when broken, 10-60 cm tall.
Leaves:
Basal leaves linear-oblanceolate, entire to few-toothed, often pointed at the tip, glabrous, 5-30 cm long, 2-12 mm wide; stem leaves lacking.
Flowers:
Heads with strap-shaped flowers, solitary at end of stems; involucres 10-18 mm tall; involucral bracts lanceolate, the inner ones tapering to a slender tip, the outer shorter and overlapping, glabrous or sometimes lightly black-woolly; ray flowers yellow.
Fruits:
Achenes smooth, ribbed, brown, 4-8 mm long; pappus of 30-60 brownish, finely-barbed bristles only slightly thickened at the bases.
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.
Illustration Source: The Illustrated Flora of British Columbia
Ecology
Ecological Framework for Microseris borealis
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)
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) |
247 | 0 | 990 |
| Slope
Gradient (%) |
17 | 0 | 90 |
|
Aspect (degrees) |
7 | 0 | 360 |
| Soil
Moisture Regime (SMR) [0 - very xeric; 4 - mesic; 8 - hydric] |
5 | 0 | 8 |
| Modal
Nutrient Regime
Class |
B | ||
| #
of field plots species was recorded in: |
111 | ||
| Modal
BEC Zone Class |
CWH | ||
|
All BEC Zones (# of stations/zone) species was recorded in |
AT(1), CMA(4), CWH(82), MH(24) | ||
|
Source:
Klinkenberg 2013
|
|||
Habitat and Range
Wet to moist meadows and sphagnum bogs in the lowland to alpine zones; common in coastal BC; N to AK and S to N CA.Status Information
Synonyms
Synonyms and Alternate Names:
Apargidium boreale (Bong.) Torr. & A. Gray