Flora of North America species comparison

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Ericameria nauseosa var. arenaria

Ericameria nauseosa var. bernardina
Photo is of parent taxon

sand rabbitbrush
Photo is of parent taxon

Bernardina rabbitbrush, San Bernardino rubber rabbitbrush
Habit Plants 70–120 cm. Plants 50–150 cm.
Stems

grayish green, moderately leafy, moderately compactly tomentose.

yellowish green, becoming whitish, leafy, compactly tomentose.
Leaves

grayish green;

blades 1-nerved, linear, 40–75 × 0.8–1.1 mm, faces tomentose.

mostly greenish yellow;

blades 1-nerved, linear, 30–50 × 1–2 mm, faces ± tomentose.
Involucres

16–19 mm.

10–14 mm.
Corollas

12–14.2 mm, tubes glabrous, lobes 1.2–2 mm, glabrous;

style appendages longer than stigmatic portions.

10–12 mm, tubes puberulent, lobes 1.7–2.3 mm, glabrous;

style appendages longer than stigmatic portions.
Phyllaries

(19–)22–27 (in strongly vertical ranks), apices ± recurved, cuspidate-aristate, abaxial faces glabrous or glabrescent.

13–20 (in vertical ranks), apices erect, acuminate, abaxial faces glabrous or tomentose.
Cypselae

hairy;

pappi 9.6–12.7 mm.

densely sericeous;

pappi 7–8 mm.
2n

= 18.

Ericameria nauseosa var. arenaria

Ericameria nauseosa var. bernardina
Phenology Flowering late summer–fall. Flowering late summer–fall.
Habitat Sandhills and sandstone cliffs Open yellow-pine forests
Elevation 1500–2000 m (4900–6600 ft) 1200–3000 m (3900–9800 ft)
Distribution
from FNA
AZ; NM; UT
[BONAP county map]
from FNA
CA; Mexico (Baja California)
[BONAP county map]
Source FNA vol. 20, p. 64. FNA vol. 20, p. 64.
Parent taxa Asteraceae > tribe Astereae > Ericameria > Ericameria nauseosa Asteraceae > tribe Astereae > Ericameria > Ericameria nauseosa
Sibling taxa
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. 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. 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. 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 Chrysothamnus nauseosus subsp. arenarius, Chrysothamnus nauseosus var. arenarius Chrysothamnus nauseosus var. bernardinus
Name authority (L. C. Anderson) G. L. Nesom & G. I. Baird: Phytologia 75: 85. (1993) (H. M. Hall) G. L. Nesom & G. I. Baird: Phytologia 75: 85. (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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