Sabulina austromontana S.J. Wolf & Packer
Rocky Mountain sandwort
Caryophyllaceae (Pink family)
Introduction to Vascular Plants
Rocky Mountain sandwort
Caryophyllaceae (Pink family)
Introduction to Vascular Plants
Species Information
General:
Perennial herb from a taproot; forming cushions 5-15 cm wide; stems erect or ascending, simple, glabrous, 1-3 cm tall.
Leaves:
Basal leaves linear to lance-linear, 3-6 mm long, less than 1 mm wide, 1-nerved, glabrous; stem leaves opposite, 2-3 pairs, 3-12 mm long, glabrous often with short, sterile axillary branches; stipules lacking.
Flowers:
Inflorescence of solitary or occasionally a few flowers in a loose cluster; petals linear to oblong, 1-2 mm long or more usually lacking; sepals green, long-pointed or abruptly sharp-pointed, 2-3 mm long, strongly 3-nerved.
Fruits:
Capsules 2-3 mm long, 3-valved; seeds light brown, 0.6-1.0 mm long.
Notes:
Collections of this species were previously identified as M. rossii ssp. columbiana (M. elegans) (Wolf et al. 1979).
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 Sabulina austromontana
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) |
2183 | 1847 | 2390 |
| Slope
Gradient (%) |
25 | 2 | 54 |
|
Aspect (degrees) |
181 | 144 | 225 |
| Soil
Moisture Regime (SMR) [0 - very xeric; 4 - mesic; 8 - hydric] |
3 | 3 | 4 |
| Modal
Nutrient Regime
Class |
B | ||
| #
of field plots species was recorded in: |
5 | ||
| Modal
BEC Zone Class |
AT | ||
|
All BEC Zones (# of stations/zone) species was recorded in |
AT(2), BAFA(1), ESSF(1) | ||
|
Source:
Klinkenberg 2013
|
|||
Habitat and Range
Dry, calcareous rocky slopes and scree in the alpine zone; rare in extreme SE BC; E to AB and S to WY, UT and NE OR.Status Information
Synonyms
Synonyms and Alternate Names:
Minuartia austromontana S.J. Wolf & Packer