Difference between revisions of "Rudbeckia heliopsidis"
Fl. N. Amer. 2: 310. 1842.
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|common_names=Sunfacing coneflower;Little River black-eyed Susan | |common_names=Sunfacing coneflower;Little River black-eyed Susan | ||
| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=E | ||
| + | |label=Endemic | ||
| + | }}{{Treatment/ID/Special_status | ||
| + | |code=C | ||
| + | |label=Conservation concern | ||
| + | }} | ||
|basionyms= | |basionyms= | ||
|synonyms= | |synonyms= | ||
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|publication title=Fl. N. Amer. | |publication title=Fl. N. Amer. | ||
|publication year=1842 | |publication year=1842 | ||
| − | |special status= | + | |special status=Endemic;Conservation concern |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V21_121.xml |
|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Rudbeckiinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Rudbeckiinae | ||
Latest revision as of 21:08, 5 November 2020
Perennials, to 120 cm (rhizomatous). Stems villous to glabrate. Leaves: blades elliptic, lanceolate, or ovate (flat, not lobed), bases acute to rounded or cuneate, margins entire or serrate, apices acute, faces glabrous or sparsely strigose and gland-dotted; basal petiolate, blades 10–20 × 2–5 cm; cauline petiolate (proximal) or nearly sessile (distal), blades 2–20 × 1–4 cm. Heads usually (4–8) in ± corymbiform arrays, sometimes borne singly. Phyllaries to 1.5 cm (faces sparsely to moderately hairy and gland-dotted). Receptacles hemispheric to ovoid; paleae 3.2–4.2 mm, apices rounded to acute, abaxial tips canescent and gland-dotted. Ray florets 6–12; laminae elliptic to oblanceolate (spreading), 15–30 × 3–6 mm, abaxially strigose and gland-dotted. Discs 10–15 × 7–15 mm. Disc florets 100–200+; corollas proximally yellowish green, distally brown-purple, 3–4 mm; style branches ca. 1.4 mm, apices obtuse. Cypselae 2–3 mm; pappi coroniform, to 1.5 mm (sometimes cypselae each with glandular hairs around apices).
Phenology: Flowering summer–fall.
Habitat: Mesic to wet woodlands, meadows
Elevation: 70–200 m
Distribution
Ala., Ga., N.C., S.C., Va.
Discussion
Of conservation concern.
Selected References
None.