Difference between revisions of "Sphaeromeria simplex"
Muhlenbergia 1: 7. 1900.
Common names: Laramie chickensage
Basionym: Tanacetum simplex A. Nelson Bull. Torrey Bot. Club 26: 484. 1899
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|tribe=Asteraceae tribe Anthemideae | |tribe=Asteraceae tribe Anthemideae | ||
|genus=Sphaeromeria | |genus=Sphaeromeria | ||
Revision as of 20:21, 16 December 2019
Perennials, 1.5–2.5(–8) cm (cespitose, bases sometimes woody). Stems erect to decumbent, sericeous. Leaves mostly basal; blades (15–30 × 1.5–8 mm) pinnati-palmately lobed (lobes 2–3, linear, 1–2 mm wide) or linear, faces silvery-canescent. Heads borne singly. Involucres 4.5–7 mm. Phyllaries (12–)14–20+, midribs canescent or glabrous. Cypselae (light brown) 1.8–2.5 mm (faces finely striate).
Phenology: Flowering May–Aug.
Habitat: Dry hills and slopes
Elevation: 2200–2700 m
Discussion
Of conservation concern.
Sphaeromeria simplex is in the Center for Plant Conservation’s National Collection of Endangered Plants.
Selected References
None.
Lower Taxa
None.