Flora of North America species comparison

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Ericameria nauseosa var. juncea

Ericameria nauseosa var. latisquamea
Photo is of parent taxon

rush rabbitbrush
Photo is of parent taxon

broadscale rabbitbrush
Habit Plants 40–70 cm. Plants 130–200 cm.
Stems

yellowish green, usually leafless at flowering, compactly tomentose.

white, leafy, loosely tomentose.
Leaves

yellowish green;

blades 1-nerved, filiform, 10–30 × 0.7–1 mm, faces compactly tomentose.

whitish;

blades 1-nerved, filiform, 15–45 × 1–2 mm, faces loosely tomentose.
Involucres

9.5–12 mm.

7.5–10.5 mm.
Corollas

7–8.5 mm, tubes hairy, lobes 0.7–0.9 mm, villous;

style appendages longer than stigmatic portions.

7–9.5 mm, tubes glabrous or puberulent, lobes 0.6–1 mm, glabrous;

style appendages equaling or shorter than stigmatic portions.
Phyllaries

22–25, apices erect, acute, abaxial faces tomentose or glabrate.

15–17, apices erect, obtuse, outer abaxial faces densely tomentulose, inner glabrous.
Cypselae

hairy;

pappi 5.6–7.6 mm.

densely hairy;

pappi 4.8–7.6 mm.
2n

= 18.

= 18.

Ericameria nauseosa var. juncea

Ericameria nauseosa var. latisquamea
Phenology Flowering late summer–fall. Flowering fall.
Habitat Blackbrush, matchweed, shadscale, and pinyon-juniper communities Dry streambeds and arroyos
Elevation 1200–1800 m (3900–5900 ft) 1200–2200 m (3900–7200 ft)
Distribution
from FNA
AZ; NV; UT
[BONAP county map]
from FNA
AZ; NM; Mexico (Sonora)
[BONAP county map]
Source FNA vol. 20, p. 66. FNA vol. 20, p. 66.
Parent taxa Asteraceae > tribe Astereae > Ericameria > Ericameria nauseosa Asteraceae > tribe Astereae > Ericameria > Ericameria nauseosa
Sibling taxa
E. nauseosa var. arenaria, E. nauseosa var. bernardina, E. nauseosa var. bigelovii, E. nauseosa var. ceruminosa, E. nauseosa var. graveolens, E. nauseosa var. hololeuca, E. nauseosa var. iridis, E. nauseosa var. latisquamea, E. nauseosa var. leiosperma, E. nauseosa var. mohavensis, E. nauseosa var. nana, E. nauseosa var. nauseosa, E. nauseosa var. nitida, E. nauseosa var. oreophila, E. nauseosa var. psilocarpa, E. nauseosa var. salicifolia, E. nauseosa var. speciosa, E. nauseosa var. texensis, E. nauseosa var. turbinata, E. nauseosa var. washoensis
E. nauseosa var. arenaria, E. nauseosa var. bernardina, E. nauseosa var. bigelovii, E. nauseosa var. ceruminosa, E. nauseosa var. graveolens, E. nauseosa var. hololeuca, E. nauseosa var. iridis, E. nauseosa var. juncea, E. nauseosa var. leiosperma, E. nauseosa var. mohavensis, E. nauseosa var. nana, E. nauseosa var. nauseosa, E. nauseosa var. nitida, E. nauseosa var. oreophila, E. nauseosa var. psilocarpa, E. nauseosa var. salicifolia, E. nauseosa var. speciosa, E. nauseosa var. texensis, E. nauseosa var. turbinata, E. nauseosa var. washoensis
Synonyms Bigelowia juncea, Chrysothamnus nauseosus var. junceus Bigelowia graveolens var. latisquamea, Chrysothamnus nauseosus subsp. latisquameus
Name authority (Greene) G. L. Nesom & G. I. Baird: Phytologia 75: 86. (1993) (A. Gray) G. L. Nesom & G. I. Baird: Phytologia 75: 86. (1993)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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