Show Lower Taxa
Difference between revisions of "Coreopsis sect. Silphidium"
in A. Gray et al., Syn. Fl. N. Amer. 1(2): 294. 1884.
Basionym: Silphidium Torrey & A. Gray Fl. N. Amer. 2: 341. 1842
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|accepted_name=Coreopsis sect. Silphidium | |accepted_name=Coreopsis sect. Silphidium | ||
| − | |accepted_authority=(Torrey & A. Gray) A. Gray | + | |accepted_authority=(Torrey & A. Gray) A. Gray |
|publications={{Treatment/Publication | |publications={{Treatment/Publication | ||
|title=in A. Gray et al., Syn. Fl. N. Amer. | |title=in A. Gray et al., Syn. Fl. N. Amer. | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Coreopsis sect. Silphidium | name=Coreopsis sect. Silphidium | ||
| − | |authority=(Torrey & A. Gray) A. Gray | + | |authority=(Torrey & A. Gray) A. Gray |
|rank=section | |rank=section | ||
|parent rank=genus | |parent rank=genus | ||
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|publication year=1884 | |publication year=1884 | ||
|special status= | |special status= | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V21_463.xml |
|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Coreopsidinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Coreopsidinae | ||
Latest revision as of 20:12, 5 November 2020
Perennials. Leaves cauline, opposite; blades usually simple, sometimes with 1–2 auricles at base (margins dentate). Calyculi of 3–8+ bractlets. Phyllaries 5. Ray florets 4–5, neuter; laminae ± elliptic to oblong, broadest at or near middle, apices entire or 2–3-toothed. Disc florets 10–15+; corollas ochroleucous or pale yellow, lobes 5; style-branch apices ± conic-attenuate. Paleae ± linear. Cypselae ± linear, margins thin, not winged, not ciliolate, faces smooth, glabrous; pappi 0 or (1–)2 cusps (0.1–0.2+ mm). x = 13.
Distribution
se United States.
Discussion
Species 1.
Selected References
None.