Difference between revisions of "Vernonia gigantea"
Rep. (Annual) Arkansas Geol. Surv. 4: 189. 1891.
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|place=4: 189. 1891 | |place=4: 189. 1891 | ||
|year=1891 | |year=1891 | ||
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| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=E | ||
| + | |label=Endemic | ||
}} | }} | ||
|basionyms={{Treatment/ID/Basionym | |basionyms={{Treatment/ID/Basionym | ||
|name=Chrysocoma gigantea | |name=Chrysocoma gigantea | ||
|authority=Walter | |authority=Walter | ||
| + | |rank=species | ||
|publication_title=Fl. Carol., | |publication_title=Fl. Carol., | ||
|publication_place=196. 1788 | |publication_place=196. 1788 | ||
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|name=Vernonia altissima | |name=Vernonia altissima | ||
|authority=Nuttall | |authority=Nuttall | ||
| + | |rank=species | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Vernonia altissima var. taeniotricha | |name=Vernonia altissima var. taeniotricha | ||
|authority=S. F. Blake | |authority=S. F. Blake | ||
| + | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Vernonia gigantea subsp. ovalifolia | |name=Vernonia gigantea subsp. ovalifolia | ||
|authority=(Torrey & A. Gray) Urbatsch | |authority=(Torrey & A. Gray) Urbatsch | ||
| + | |rank=subspecies | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Vernonia ovalifolia | |name=Vernonia ovalifolia | ||
| − | |authority= | + | |authority= |
| + | |rank=species | ||
}} | }} | ||
|hierarchy=Asteraceae;Asteraceae tribe Vernonieae;Vernonia;Vernonia gigantea | |hierarchy=Asteraceae;Asteraceae tribe Vernonieae;Vernonia;Vernonia gigantea | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Vernonia gigantea | name=Vernonia gigantea | ||
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|authority=(Walter) Branner & Coville | |authority=(Walter) Branner & Coville | ||
|rank=species | |rank=species | ||
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|publication title=Rep. (Annual) Arkansas Geol. Surv. | |publication title=Rep. (Annual) Arkansas Geol. Surv. | ||
|publication year=1891 | |publication year=1891 | ||
| − | |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_265.xml |
|tribe=Asteraceae tribe Vernonieae | |tribe=Asteraceae tribe Vernonieae | ||
|genus=Vernonia | |genus=Vernonia | ||
Latest revision as of 20:50, 5 November 2020
Plants 8–20(–30+) dm. Stems puberulent, glabrescent. Leaves mostly cauline; blades ± lanceolate, 12–25+ cm × 20–60+ mm, l/w = (3.5–)4–7+, abaxially scabrellous (hairs awl-shaped), sometimes glabrescent, not or sparsely resin-gland-dotted, adaxially strigillose, glabrescent, not resin-gland-dotted. Heads in corymbiform-scorpioid arrays. Peduncles 1–12(–20+) mm. Involucres broadly campanulate to hemispheric, 4–5+ × 4–5 mm. Phyllaries 30–40+ in 4–5 series, glabrate, margins ciliolate, the outer lance-ovate, 1–2 mm, inner oblong, 3.5–5 mm, tips acute or rounded-apiculate. Florets (9–)18–24(–30). Cypselae 2.5–3.5 mm; pappi usually purplish, sometimes stramineous, outer scales 20–25, 0.5–1 mm, contrasting with 35–40+, 4.5–6+ mm inner bristles. 2n = 34.
Phenology: Flowering Jun–Sep.
Habitat: Flood plains
Elevation: 10–300 m
Distribution
Ont., Ala., Ark., Fla., Ga., Ill., Ind., Kans., Ky., La., Md., Mich., Miss., Mo., Nebr., N.C., Ohio, Okla., Pa., S.C., Tenn., Tex., Va., W.Va.
Discussion
Selected References
None.