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FNA | Family List | FNA Vol. 21 | Asteraceae | Rudbeckia

15d. Rudbeckia fulgida Aiton var. spathulata (Michaux) Perdue, Rhodora. 59: 298. 1958.

Orange coneflower

Rudbeckia spathulata Michaux, Fl. Bor.-Amer. 2: 144. 1803

Stems glabrous or sparsely strigose (hairs spreading). Leaves: basal blades mostly narrowly oblanceolate, 0.5–2 cm wide, lengths to 2 times widths, bases attenuate, margins entire, serrate or dentate, faces sparsely strigose; cauline usually petiolate, rarely sessile, blades oblanceolate to broadly spatulate or pandurate, notably smaller distally, bases attenuate, margins entire or serrate, faces moderately hairy. Phyllaries spreading to reflexed, 0.5–1 × 0.2–0.5 cm, pilose abaxially, glabrous adaxially. Receptacles 10–14 mm diam.; palea margins ciliate, faces glabrous. Ray florets 10–16; laminae 15–25 mm.

Flowering late summer–fall. Wet woodlands, meadows, and clearings; 30–200 m; Ala., Fla., Ga., N.C., S.C., Tenn., Va., W.Va.


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