Stellaria umbellata Turcz. ex Kar. & Kir.
umbellate starwort (umbrella starwort)
Caryophyllaceae (Pink family)
Introduction to Vascular Plants
umbellate starwort (umbrella starwort)
Caryophyllaceae (Pink family)
Introduction to Vascular Plants
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Species Information
General:
Perennial herb from a slender rhizome; forming small clumps or mats; stems erect or ascending, several, branched, glabrous, 5-30 cm tall.
Leaves:
Basal leaves lacking; stem leaves opposite, oblong to linear-lanceolate, 5-25 mm long, 2-5 mm wide, unstalked, glabrous or sometimes fringed at the base, margins curly; stipules lacking.
Flowers:
Inflorescence of 2 to numerous flowers in terminal and axillary umbel-like clusters; petals reduced or more usually lacking; sepals 5, lanceolate, 2-3 mm long, 3-nerved.
Fruits:
Capsules straw-coloured, egg-shaped, 3-4.5 mm long, 6- to 8-valved; seeds brown, 0.5-0.7 mm long, lightly roughened.
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
USDA Species Characteristics
Flower Colour:
White
Blooming Period:
Summer
Fruit/Seed characteristics:
Colour: Brown
Present over the Summer
Source: The USDA
Ecology
Ecological Framework for Stellaria umbellata
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) |
1643 | 680 | 2042 |
| Slope
Gradient (%) |
4 | 0 | 15 |
|
Aspect (degrees) |
246 | 240 | 254 |
| Soil
Moisture Regime (SMR) [0 - very xeric; 4 - mesic; 8 - hydric] |
5 | 5 | 7 |
| Modal
Nutrient Regime
Class |
D | ||
| #
of field plots species was recorded in: |
4 | ||
| Modal
BEC Zone Class |
ESSF | ||
|
All BEC Zones (# of stations/zone) species was recorded in |
BWBS(1), ESSF(3) | ||
|
Source:
Klinkenberg 2013
|
|||
Habitat and Range
Moist meadows, streambanks and open forests in the montane to alpine zones; rare in SW, N and SC BC; circumpolar, N to AK, E to AB and S to MT, CO and CA; Eurasia.Status Information
Synonyms
Synonyms and Alternate Names:
Alsine baicalensis Coville
Stellaria gonomischa B. Boivin
Stellaria weberi B. Boivin