Ericameria albida

(M. E. Jones ex A. Gray) L. C. Anderson

Great Basin Naturalist 55: 86. 1995.

Common names: Whiteflower rabbitbrush
Basionym: Bigelowia albida M. E. Jones ex A. Gray Proc. Amer. Acad. Arts 17: 209. 1881 (as Bigelovia)
Synonyms: Chrysothamnus albidus (M. E. Jones ex A. Gray) Greene
Treatment appears in FNA Volume 20. Treatment on page 54. Mentioned on page 53.

Plants 10–150 cm. Stems erect to ascending, pale green when young, becoming whitish, fastigiately branched, glabrous, resinous at and distal to nodes. Leaves usually ascending, recurved when older; blades filiform (adaxially sulcate), 15–35 × 0.5–2 mm, midnerves obscure, apices acute, often mucronate, faces glabrous, gland-dotted (in pits and sessile); axillary leaf fascicles often present. Heads in rounded, cymiform arrays (to 5 cm wide). Peduncles usually less than 10 mm (ebracteate). Involucres turbinate, 6–10 × 2–4 mm. Phyllaries 15–20 in 3–4 series, green to tan, ovate to lanceolate, 1.5–6 × 0.7–1.5 mm, unequal, outer herbaceous or herbaceous-tipped, inner mostly chartaceous (bodies truncate or tapering gradually or abruptly to bases of herbaceous appendages), midnerves faint (margins membranous, usually ciliate), apices (outer and mid) cuspidate (tips squarrose), abaxial faces glabrous, resinous. Ray florets 0. Disc florets 5–7; corollas 4.7–7 mm. Cypselae tan, narrowly turbinate to subcylindric or narrowly ellipsoid, 4–5 mm (5-ribbed), moderately hairy to sericeous, often gland-dotted (glands spheric, glistening) distally; pappi whitish, 4.5–5.5 mm. 2n = 18.

Phenology: Flowering late summer–fall.
Habitat: Dry, alkaline plains, sandy or silty soils
Elevation: 300–1800 m


Ericameria albida is common in the Great Basin region.

Selected References


Lower Taxa

... more about "Ericameria albida"
Lowell E. Urbatsch +, Loran C. Anderson +, Roland P. Roberts +  and Kurt M. Neubig +
(M. E. Jones ex A. Gray) L. C. Anderson +
Bigelowia albida +
Whiteflower rabbitbrush +
Calif. +, Nev. +  and Utah. +
300–1800 m +
Dry, alkaline plains, sandy or silty soils +
Flowering late summer–fall. +
Great Basin Naturalist +
Chrysothamnus albidus +
Ericameria albida +
Ericameria +
species +