Difference between revisions of "Conyza ramosissima"
Bull. Torrey Bot. Club 70: 632. 1943.
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| − | |basionyms={{Treatment/ID/ | + | |special_status={{Treatment/ID/Special_status |
| + | |code=E | ||
| + | |label=Endemic | ||
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| + | |basionyms={{Treatment/ID/Basionym | ||
|name=Erigeron divaricatus | |name=Erigeron divaricatus | ||
|authority=Michaux | |authority=Michaux | ||
| + | |rank=species | ||
| + | |publication_title=Fl. Bor.-Amer. | ||
| + | |publication_place=2: 123. 1803 (as divaricatum), | ||
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name=Conyza ramosissima | name=Conyza ramosissima | ||
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|authority=Cronquist | |authority=Cronquist | ||
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|publication title=Bull. Torrey Bot. Club | |publication title=Bull. Torrey Bot. Club | ||
|publication year=1943 | |publication year=1943 | ||
| − | |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/V20_803.xml |
|tribe=Asteraceae tribe Astereae | |tribe=Asteraceae tribe Astereae | ||
|genus=Conyza | |genus=Conyza | ||
Latest revision as of 21:05, 5 November 2020
Plants spreading, 5–25+ cm, branched throughout (stems usually ± strigose). Leaves: faces closely strigose; proximal blades narrowly spatulate to linear, 5–15+ × 0.5–2(–3+) mm; distal similar, smaller, narrower. Heads in loose, corymbiform arrays or borne ± singly. Involucres 3–4 mm. Phyllaries glabrous or glabrate; outer greenish to purplish, lanceolate, shorter, sparsely strigose; inner stramineous to purplish, linear-attenuate (more scarious). Receptacles 0.7–1 mm diam. in fruit. Pistillate florets 20–30; corollas ± equaling or surpassing styles, laminae 0.3–0.8 mm. Disc florets 3–8. Cypselae pale tan, 1–1.5 mm, faces sparsely strigillose or glabrous; pappi of 20–30, tawny to pinkish bristles 2–2.5 mm. 2n = 18.
Phenology: Flowering late spring–early fall.
Habitat: Disturbed sites, usually in heavy clay soils
Elevation: 100–800 m
Distribution
Ala., Ark., Ill., Ind., Iowa, Kans., La., Minn., Miss., Mo., Nebr., N.Mex., N.Dak., Ohio, Okla., Pa., S.Dak., Tex., Wis.
Discussion
Selected References
None.