Ericameria nauseosa var. latisquamea

(A. Gray) G. L. Nesom & G. I. Baird

Phytologia 75: 86. 1993.

Common names: Broadscale rabbitbrush
Basionym: Bigelowia graveolens var. latisquamea A. Gray Proc. Amer. Acad. Arts 8: 645. 1873 (as Bigelovia)
Synonyms: Chrysothamnus nauseosus subsp. latisquameus (A. Gray) H. M. Hall & Clements
Treatment appears in FNA Volume 20. Treatment on page 66. Mentioned on page 63.

Plants 130–200 cm. Stems white, leafy, loosely tomentose. Leaves whitish; blades 1-nerved, filiform, 15–45 × 1–2 mm, faces loosely tomentose. Involucres 7.5–10.5 mm. Phyllaries 15–17, apices erect, obtuse, outer abaxial faces densely tomentulose, inner glabrous. Corollas 7–9.5 mm, tubes glabrous or puberulent, lobes 0.6–1 mm, glabrous; style appendages equaling or shorter than stigmatic portions. Cypselae densely hairy; pappi 4.8–7.6 mm. 2n = 18.


Phenology: Flowering fall.
Habitat: Dry streambeds and arroyos
Elevation: 1200–2200 m

Distribution

V20-109-distribution-map.gif

Ariz., N.Mex., Mexico (Sonora).

Discussion

Selected References

None.

Lower Taxa

None.
Lowell E. Urbatsch +, Loran C. Anderson +, Roland P. Roberts +  and Kurt M. Neubig +
(A. Gray) G. L. Nesom & G. I. Baird +
Bigelowia graveolens var. latisquamea +
Broadscale rabbitbrush +
Ariz. +, N.Mex. +  and Mexico (Sonora). +
1200–2200 m +
Dry streambeds and arroyos +
Flowering fall. +
Chrysothamnus nauseosus subsp. latisquameus +
Ericameria nauseosa var. latisquamea +
Ericameria nauseosa +
variety +