E-Flora BC: Electronic Atlas of the Flora of British Columbia

Chrysothamnus viscidiflorus (Hook.) Nutt.
green rabbit-brush (yellow rabbitbrush)
Asteraceae (Aster family)

Introduction to Vascular Plants

© Jamie Fenneman  Email the photographer   (Photo ID #14569)

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Distribution of Chrysothamnus viscidiflorus
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SUBTAXA PRESENT IN BC
Chrysothamnus viscidiflorus ssp. lanceolatus

Species Information

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General:
Perennial shrub; stems much branched, brittle, minutely to densely appressed-hairy, 10-35 cm tall.
Leaves:
Linear to linear-lanceolate, 2-5 cm long, 2-7 mm wide, 3-5-nerved, glabrous or densely appressed-hairy and sticky.
Flowers:
Heads discoid, numerous in a compact terminal cluster; involucres 5-7 mm tall; involucral bracts about 15, strongly graduated, obtuse or abruptly sharp-pointed, mostly linear-oblong to lanceolate, glabrous, papery; disk flowers usually 5, 4.5-7 mm long, yellow.
Fruits:
Achenes long-hairy; pappus dull to brownish-white.

Source: The Illustrated Flora of British Columbia

USDA Species Characteristics

Flower Colour:
Yellow
Blooming Period:
Spring
Fruit/Seed characteristics:
Colour: Brown
Present from Summer to Fall
Source:  The USDA

Habitat / Range

Dry open slopes, grasslands, shrublands and open forest in the steppe and lower montane zones; frequent in extreme SC BC; S to ND, NM and CA.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Chrysothamnus viscidiflorus

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

Minimum

Average

Maximum

Elevation (metres) 480 585 720
Slope Gradient (%) 9 27 38
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
230 270 310
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
2 3 4
Modal Nutrient Regime
Class
D
Number of field plots
 species was recorded in:
3
Modal BEC Zone Class
BG
All BEC Zones (# of stations/zone) species was recorded in: BG(3)

Climate

The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Synonyms and Alternate Names

Chrysothamnus viscidiflorus var. molestus S.F. Blake
Ericameria molesta (S.F. Blake) L.C. Anderson

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References