Difference between revisions of "Sphaeromeria argentea"
Trans. Amer. Philos. Soc., n. s. 7: 402. 1841.
Common names: Silver chickensage Nuttall’s false sagebrush
Endemic
Synonyms: Tanacetum nuttallii Torrey & A. Gray
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|common_names=Silver chickensage;Nuttall’s false sagebrush | |common_names=Silver chickensage;Nuttall’s false sagebrush | ||
| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=E | ||
| + | |label=Endemic | ||
| + | }} | ||
|basionyms= | |basionyms= | ||
|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
|name=Tanacetum nuttallii | |name=Tanacetum nuttallii | ||
|authority=Torrey & A. Gray | |authority=Torrey & A. Gray | ||
| + | |rank=species | ||
}} | }} | ||
|hierarchy=Asteraceae;Asteraceae tribe Anthemideae;Sphaeromeria;Sphaeromeria argentea | |hierarchy=Asteraceae;Asteraceae tribe Anthemideae;Sphaeromeria;Sphaeromeria argentea | ||
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name=Sphaeromeria argentea | name=Sphaeromeria argentea | ||
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|authority=Nuttall | |authority=Nuttall | ||
|rank=species | |rank=species | ||
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|publication title=Trans. Amer. Philos. Soc., n. s. | |publication title=Trans. Amer. Philos. Soc., n. s. | ||
|publication year=1841 | |publication year=1841 | ||
| − | |special status= | + | |special status=Endemic |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V19_842.xml |
|tribe=Asteraceae tribe Anthemideae | |tribe=Asteraceae tribe Anthemideae | ||
|genus=Sphaeromeria | |genus=Sphaeromeria | ||
Latest revision as of 20:57, 5 November 2020
Perennials, 5–20 cm (cespitose). Stems erect, canescent. Leaves mostly basal; blades (± cuneate, 7–15 mm) entire or apices 3(–5)-toothed or -lobed, faces silvery-canescent. Heads usually 2–7 in subcapitate to corymbiform arrays (1–1.5 cm across), sometimes borne singly. Phyllaries 12–16, sparsely tomentose. Involucres 3–5(–7) mm. Cypselae 2–2.5 mm (3–5-ribbed, apices with thickened rims, faces glabrous or sparsely gland-dotted). 2n = 18.
Phenology: Flowering Jun–Jul.
Habitat: Dry hills
Elevation: 2000–2600 m
Distribution
Colo., Idaho, Nev., Wyo.
Discussion
Sphaeromeria argentea is moderately tolerant of alkali.
Selected References
None.
Lower Taxa
None.