Flora of North America species comparison

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Ericameria nauseosa var. bigelovii

Ericameria nauseosa var. leiosperma
Photo is of parent taxon

Bigelow's rabbitbrush
Photo is of parent taxon

common rabbitbrush, smooth-fruit rabbitbrush
Habit Plants 15–120 cm. Plants 25–60 cm.
Stems

whitish, nearly leafless at flowering, loosely tomentose.

yellowish green, often leafless at flowering, densely, compactly tomentose.
Leaves

mostly grayish white;

blades 1-nerved, filiform, 15–30 × 0.5–1 mm, faces tomentulose.

yellowish green;

blades 1-nerved, filiform, 10–30 × 0.8–1 mm, faces glabrate.
Involucres

10.5–12.5 mm.

8–11.5 mm.
Corollas

9–11 mm, tubes glabrous or puberulent, lobes 0.8–1.5 mm, glabrous;

style appendages longer than stigmatic portions.

5–8.5 mm, tubes mostly glabrous, lobes 0.5–1.1 mm (erect to incurved), glabrous;

style appendages longer than stigmatic portions.
Phyllaries

14–18(–25), apices erect, acute to acuminate, abaxial faces tomentulose.

17–31, apices erect, acute to obtuse, abaxial faces glabrous.
Cypselae

glabrous;

pappi 7.2–11 mm.

glabrous;

pappi 3–6.6 mm.
2n

= 18.

= 18.

Ericameria nauseosa var. bigelovii

Ericameria nauseosa var. leiosperma
Phenology Flowering late summer–fall. Flowering late summer–fall.
Habitat Dry slopes and mesas Gravelly and sandy soils, rocky crevices
Elevation 1300–2200 m (4300–7200 ft) 700–2800 m (2300–9200 ft)
Distribution
from FNA
AZ; CO; NM; UT
[BONAP county map]
from FNA
AZ; CA; CO; NV; UT
[BONAP county map]
Source FNA vol. 20, p. 64. 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. 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. 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. 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 Linosyris bigelovii, Chrysothamnus nauseosus subsp. bigelovii Bigelowia leiosperma, Chrysothamnus nauseosus subsp. leiospermus
Name authority (A. Gray) G. L. Nesom & G. I. Baird: Phytologia 75: 85. (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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