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Scientific Name | Ericameria nauseosa | USDA PLANTS Symbol | ERNA10 |
Common Name | Rubber Rabbitbrush, Golden Bush | ITIS Taxonomic Serial No. | 507594 |
Family | Asteraceae (Sunflower) | SEINet Reference |
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Description |
Life zones and habitat: Plains to montane (3300 to 9500 ft.); dry, rocky soils in open areas; widepread in Colorado.
Plant: Shrubs up to 6+ feet tall; white to green, broom-like flexible stems covered with dense, felt-like hairs.
Leaves: Alternate, narrow linear to filiform, sessile and crowded; blades 3/8 to 2-3/4 inches long; surfaces glabrous to covered with densely matted woolly hairs (tomentose) and often gland-dotted; blades with 3 to 5 veins (nerves). Inflorescence: Rounded to flat-topped arrays of yellow rayless blossoms each with 4 to 6 disk florets; involucre with 10 to 30 phyllaries of unequal length. Bloom Period: July to October. References: "Flora of Colorado" by Jennifer Ackerfield, SEINet and SW Colorado Wildflowers. Note: There are a number of varieties of E. Nauseosa. The images below are likely var. graveolens. |
BONAP Distribution Map![]() E. nauseosa var. graveloens |
Colorado Status: Native |
Scientific Name | Ericameria parryi var. parryi | USDA PLANTS Symbol | ERPAP10 |
Common Name | Parry's Rabbitbrush | ITIS Taxonomic Serial No. | 531201 |
Family | Asteraceae (Sunflower) | SEINet Reference |
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Description |
Life zones and habitat: Foothills to subalpine (7000 to 11000 ft.). Open areas, sagebrush slopes; widepread in the Rocky Mountains.
Plant: Low shrub, much-branched at base, 8 to 32 inches tall; minute hairs make stems appear grayish-green.
Leaves: Upright, narrow linear leaves up to 3 inches long, leathery and fuzzy. Inflorescence: Racemes with 5 to 12 or more narrow composite flower heads, 1/2-inch long; no ray flowers, several (8 to 20) disk florets above leafy, slender bracts. Bloom Period: July to September. References: "Flora of Colorado" by Jennifer Ackerfield, SEINet and SW Colorado Wildflowers. |
BONAP Distribution Map![]() |
Colorado Status: Native |