Ericameria nauseosa var. bigelovii
Phytologia 75: 85. 1993.
Common names: Bigelow’s rabbitbrush
Endemic
Basionym: Linosyris bigelovii A. Gray in War Department [U.S.], Pacif. Railr. Rep. 4(5): 98, plate 12. 1857
Synonyms: Chrysothamnus nauseosus subsp. bigelovii (A. Gray) H. M. Hall & Clements
Plants 15–120 cm. Stems whitish, nearly leafless at flowering, loosely tomentose. Leaves mostly grayish white; blades 1-nerved, filiform, 15–30 × 0.5–1 mm, faces tomentulose. Involucres 10.5–12.5 mm. Phyllaries 14–18(–25), apices erect, acute to acuminate, abaxial faces tomentulose. Corollas 9–11 mm, tubes glabrous or puberulent, lobes 0.8–1.5 mm, glabrous; style appendages longer than stigmatic portions. Cypselae glabrous; pappi 7.2–11 mm. 2n = 18.
Phenology: Flowering late summer–fall.
Habitat: Dry slopes and mesas
Elevation: 1300–2200 m
Distribution
Ariz., Colo., N.Mex., Utah.
Discussion
Selected References
None.
Lower Taxa
None.