Selaginella densa Rydb.
compact selaginella (lesser spikemoss)
Selaginellaceae (Spike-moss family)
Introduction to Vascular Plants
compact selaginella (lesser spikemoss)
Selaginellaceae (Spike-moss family)
Introduction to Vascular Plants
Species Information
General:
Evergreen perennial forming dense flat circular mats 5-20 cm across, 1-3 cm tall.
Leaves:
Lanceolate, 1.5-2 mm long, 0.4-0.7 mm wide, margins fringed with long hairs and with white, 0.5-1.5 mm long, short-hairy, bristle tips.
Cones:
Unstalked, tetragonal, 5-20 mm long, 1-2 mm wide; sporophylls egg-shaped to lanceolate with fringed margins and long-bristled tips.
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 Selaginella densa
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) |
1404 | 184 | 3000 |
| Slope
Gradient (%) |
33 | 0 | 160 |
|
Aspect (degrees) |
184 | 0 | 360 |
| Soil
Moisture Regime (SMR) [0 - very xeric; 4 - mesic; 8 - hydric] |
1 | 0 | 6 |
| Modal
Nutrient Regime
Class |
B | ||
| #
of field plots species was recorded in: |
1333 | ||
| Modal
BEC Zone Class |
ESSF | ||
|
All BEC Zones (# of stations/zone) species was recorded in |
AT(126), BAFA(37), BG(174), BWBS(2), CMA(2), CWH(2), ESSF(337), ICH(65), IDF(254), IMA(59), MH(1), MS(88), PP(148), SBPS(4), SBS(11), SWB(1) | ||
|
Source:
Klinkenberg 2013
|
|||
Habitat and Range
Dry soil and rocks in the steppe and montane zones; frequent in SC BC; E to SE ON and S to OK, NM and AZ.Status Information
Synonyms
Synonyms and Alternate Names:
Selaginella densa var. densa Rydb.