Difference between revisions of "Ericameria nauseosa var. texensis"
Phytologia 75: 88. 1993.
Common names: Texas rabbitbrush
EndemicConservation concern
Basionym: Chrysothamnus nauseosus subsp. texensis L. C. Anderson SouthW. Naturalist 25: 197, figs. 1, 2. 1980
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|tribe=Asteraceae tribe Astereae | |tribe=Asteraceae tribe Astereae | ||
|genus=Ericameria | |genus=Ericameria | ||
Latest revision as of 19:59, 5 November 2020
Plants 20–40(–50) cm. Stems whitish, leafy, loosely tomentose. Leaves grayish green; blades 1-nerved, linear, 10–35 × 1(–1.5) mm, faces loosely tomentulose. Involucres 8–11.5 mm. Phyllaries 16–23 (outer margins ciliate), apices erect, acute to obtuse (outer) to acuminate (inner), outer abaxial faces tomentose, glabrescent. Corollas 8.4–10.9 mm, tubes glabrous or sparsely puberulent, lobes 0.6–1.3 mm, glabrous; style appendages shorter than stigmatic portions. Cypselae glabrous; pappi 5.2–7.4 mm. 2n = 18.
Phenology: Flowering fall.
Habitat: Limestone cliffs and among boulders, less common on gravel alluvium of streambeds, associated with bigtooth maple, hornbeam, madrone, and yellow pine woodlands
Elevation: 1500–2100 m
Discussion
Of conservation concern.
Variety texensis is known from the Guadalupe Mountains.
Selected References
None.
Lower Taxa
None.
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