Ericameria nauseosa var. bernardina

(H. M. Hall) G. L. Nesom & G. I. Baird
Phytologia 75: 85. 1993.
Common names: Bernardina rabbitbrush
Basionym: Chrysothamnus nauseosus var. bernardinus H. M. Hall Univ. Calif. Publ. Bot. 7: 171. 1919
Treatment appears in FNA Volume 20. Treatment on page 64. Mentioned on page 63.

Plants 50–150 cm. Stems yellowish green, becoming whitish, leafy, compactly tomentose. Leaves mostly greenish yellow; blades 1-nerved, linear, 30–50 × 1–2 mm, faces ± tomentose. Involucres 10–14 mm. Phyllaries 13–20 (in vertical ranks), apices erect, acuminate, abaxial faces glabrous or tomentose. Corollas 10–12 mm, tubes puberulent, lobes 1.7–2.3 mm, glabrous; style appendages longer than stigmatic portions. Cypselae densely sericeous; pappi 7–8 mm.

Phenology: Flowering late summer–fall.
Habitat: Open yellow-pine forests
Elevation: 1200–3000 m



Calif., Mexico (Baja California).


Selected References


Lower Taxa


Lowell E. Urbatsch +, Loran C. Anderson +, Roland P. Roberts +  and Kurt M. Neubig +
(H. M. Hall) G. L. Nesom & G. I. Baird +
Chrysothamnus nauseosus var. bernardinus +
Bernardina rabbitbrush +
Calif. +  and Mexico (Baja California). +
1200–3000 m +
Open yellow-pine forests +
Flowering late summer–fall. +
Chrysothamnus nauseosus +
Ericameria nauseosa var. bernardina +
Ericameria nauseosa +
variety +