Difference between revisions of "Palafoxia callosa"
Fl. N. Amer. 2: 369. 1842.
Basionym: Stevia callosa Nuttall J. Acad. Nat. Sci. Philadelphia 2: 121. 1821
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|name=Stevia callosa | |name=Stevia callosa | ||
|authority=Nuttall | |authority=Nuttall | ||
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|publication_title=J. Acad. Nat. Sci. Philadelphia | |publication_title=J. Acad. Nat. Sci. Philadelphia | ||
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name=Palafoxia callosa | name=Palafoxia callosa | ||
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|authority=(Nuttall) Torrey & A. Gray | |authority=(Nuttall) Torrey & A. Gray | ||
|rank=species | |rank=species | ||
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|publication year=1842 | |publication year=1842 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V19-20-21/V21_984.xml |
|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Chaenactidinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Chaenactidinae | ||
Revision as of 20:40, 16 December 2019
Annuals, 20–60 cm. Stems scabrous to glabrate, not stipitate-glandular. Leaf blades linear, 20–70 × 1–4 mm. Involucres ± turbinate. Phyllaries 3–5 × 1+ mm, ± equal, ± strigillose, not stipitate-glandular. Ray florets 0. Disc florets 5–30; corollas actinomorphic, 5–6 mm, throats ± funnelform, shorter than lobes. Cypselae 3–5 mm; pappus scales of inner cypselae 0.3–1 mm. 2n = 20.
Phenology: Flowering summer–fall.
Habitat: Rocky, calcareous soils
Elevation: 50–300 m
Distribution
Ark., Mo., Tex., Mexico (Coahuila).
Discussion
Some depauperate specimens of Palafoxia rosea (e.g., Oklahoma, Beckham Co., 17 Oct 1936, Eskero 1502, US) closely resemble P. callosa.
Selected References
None.
Lower Taxa
None.