Ericameria nauseosa var. salicifolia

(Rydberg) G. L. Nesom & G. I. Baird

Phytologia 75: 87. 1993.

Common names: Willowlike rabbitbrush
Basionym: Chrysothamnus salicifolius Rydberg Bull. Torrey Bot. Club 37: 130. 1910
Synonyms: Chrysothamnus nauseosus subsp. salicifolius (Rydberg) H. M. Hall & Clements
Treatment appears in FNA Volume 20. Treatment on page 68. Mentioned on page 63.
Revision as of 19:24, 16 December 2019 by FNA>Volume Importer

Plants 60–120 cm. Stems grayish to nearly green, leafy, loosely tomentose. Leaves grayish green; blades mostly 3–5-nerved, broadly linear, 40–90 × 3–6(–10) mm, faces tomentulose. Involucres 7.5–9.5(–10.5) mm. Phyllaries 11–17, apices erect, obtuse, outer abaxial faces glabrous or with apical tufts of hairs, inner frequently glabrous. Corollas 7.5–9.5 mm, tubes minutely puberulent, lobes 1–1.5 mm, glabrous; style appendages longer than stigmatic portions. Cypselae densely hairy; pappi 7.5–7.6 mm.


Phenology: Flowering later summer–fall.
Habitat: Sagebrush, pinyon-juniper, mountain brush, and aspen communities
Elevation: 1300–2900 m

Discussion

Variety salicifolia is known from Cache to Sevier counties. Intermediates between var. salicifolia and var. graveolens have been observed.

Selected References

None.

Lower Taxa

None.
Lowell E. Urbatsch +, Loran C. Anderson +, Roland P. Roberts +  and Kurt M. Neubig +
(Rydberg) G. L. Nesom & G. I. Baird +
Chrysothamnus salicifolius +
Willowlike rabbitbrush +
1300–2900 m +
Sagebrush, pinyon-juniper, mountain brush, and aspen communities +
Flowering later summer–fall. +
Chrysothamnus nauseosus subsp. salicifolius +
Ericameria nauseosa var. salicifolia +
Ericameria nauseosa +
variety +