Flora of North America species comparison

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Ericameria nauseosa var. nauseosa

Ericameria nauseosa var. nitida
Photo is of parent taxon

rubber rabbitbrush
Photo is of parent taxon

shiny-bract rabbitbrush
Habit Plants mostly 20–60 cm. Plants 60–150 cm.
Stems

grayish to white, leafy, loosely tomentose.

yellowish green, leafy at flowering, densely tomentose.
Leaves

grayish green to white;

blades 1-nerved, narrowly linear, 10–50 × 1–1.5 mm, faces loosely tomentose.

yellowish green;

blades 1-nerved, linear, 30–50 × 1–1.5 mm, faces glabrate.
Involucres

7–10.5 mm.

10–12.5 mm.
Corollas

6.5–9 mm, tubes usually puberulent, rarely arachnose, lobes 1–2 mm, glabrous;

style appendages longer than stigmatic portions.

9.5–11 mm, tubes mostly glabrous, lobes 0.7–1 mm, glabrous or villous;

style appendages longer than stigmatic portions.
Phyllaries

10–18, apices erect, mostly obtuse, abaxial faces tomentose, sometimes sparingly.

13–19 (outer weakly keeled), apices erect, acute (outer) or acute to obtuse (inner), outer abaxial faces scurfy-tomentulose, inner glabrous.
Cypselae

densely hairy;

pappi 5.2–7.2 mm.

usually glabrous, sometimes hairy;

pappi 9–10 mm.
2n

= 18.

= 18.

Ericameria nauseosa var. nauseosa

Ericameria nauseosa var. nitida
Phenology Flowering late summer–fall. Flowering late summer–fall.
Habitat Plains and hills, often in barren alkaline soils Sandy gravels of dry streambeds
Elevation 300–2000 m (1000–6600 ft) 1200–1800 m (3900–5900 ft)
Distribution
from FNA
CO; ID; MT; ND; NE; SD; WY; AB; SK
[BONAP county map]
from FNA
AZ; NM; UT
[BONAP county map]
Source FNA vol. 20, p. 67. FNA vol. 20, p. 67.
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. juncea, E. nauseosa var. latisquamea, E. nauseosa var. leiosperma, E. nauseosa var. mohavensis, E. nauseosa var. nana, 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. latisquamea, E. nauseosa var. leiosperma, E. nauseosa var. mohavensis, E. nauseosa var. nana, E. nauseosa var. nauseosa, 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 Chrysothamnus nauseosus subsp. nitidus, Chrysothamnus nauseosus var. nitidus
Name authority unknown (L. C. Anderson) G. L. Nesom & G. I. Baird: Phytologia 75: 87. (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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