Sphaeromeria diversifolia
in N. L. Britton et al., N. Amer. Fl. 34: 242. 1916.
Common names: Separateleaf chickensage or false sagebrush
Basionym: Tanacetum diversifolium D. C. Eaton
Revision as of 16:15, 18 September 2019 by FNA>Volume Importer
Subshrubs, 15–40 cm (aromatic). Stems erect, glabrous. Leaves mostly cauline; blades (green, mostly linear, 15–80 mm) entire or irregularly toothed or lobed, faces glabrous. Heads 5–20(–30) in corymbiform or subumbelliform arrays (1.3–5.6 cm across, as wide as or wider than long). Involucres 2–4 mm. Phyllaries 8–12(–14), glabrate or sparsely hairy. Cypselae 0.5–1 mm (apices with irregular, thickened rims, faces glabrous or gland-dotted).
Phenology: Flowering Jul–Sep.
Habitat: Crevices of cliffs, steep rocky slopes, usually on limestone, sometimes on quartzite
Elevation: 1700–2700 m
Discussion
Selected References
None.
Lower Taxa
None.