General:
Deciduous perennial arising in vase-like clusters or singly.
Leaves:
Triangular to oblong-triangular, 20-70 cm long, 10-60 cm wide, sparsely glandular on rachis and lower side of pinnae, 2- to 3-pinnate, the lowest pinnae longer than the upper ones, leaf outlines triangular.
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) |
737 | 0 | 2750 |
Slope
Gradient (%) |
23 | 0 | 410 |
Aspect (degrees) |
350 | 0 | 360 |
Soil
Moisture Regime (SMR) [0 - very xeric; 4 - mesic; 8 - hydric] |
4 | 0 | 8 |
Modal
Nutrient Regime
Class |
D | ||
#
of field plots species was recorded in: |
5889 | ||
Modal
BEC Zone Class |
CWH | ||
All BEC Zones (# of stations/zone) species was recorded in |
BAFA(1), BWBS(36), CDF(72), CMA(1), CWH(2243), ESSF(1067), ICH(1419), IDF(59), MH(59), MS(79), SBPS(3), SBS(645) | ||
Source:
Klinkenberg 2013
|
Synonyms and Alternate Names:
Dryopteris assimilis S. Walker
Dryopteris dilatata auct. non (Hoffm.) A. Gray
Dryopteris dilatata subsp. americana (Fisch.) HultΘn
Dryopteris spinulosa subsp. assimilis
Dryopteris spinulosa var. dilatata auct. non (Hoffm.) Underw.