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FNA | Family List | FNA Vol. 20 | Asteraceae | Pityopsis

7d. Pityopsis graminifolia (Michaux) Nuttall var. latifolia (Fernald) Semple & F. D. Bowers, Rev. Pityopsis. 28. 1985.

Chrysopsis graminifolia (Michaux) Elliott var. latifolia Fernald, Bot. Gaz. 24: 434. 1897; C. argentea (Persoon) Elliott; C. correllii Fernald; C. latifolia (Fernald) Small; C. nervosa (Willdenow) Fernald; C. nervosa var. stenolepis Fernald; C. nervosa var. virgata Fernald; Diplopappus sericeus Hooker; Erigeron nervosus Willdenow; Heterotheca correllii (Fernald) H. E. Ahles; H. nervosa (Willdenow) Shinners; Heyfeldera sericea Schultz-Bipontinus; Inula argentea Persoon; Pityopsis argentea (Persoon) Nuttall; P. nervosa (Willdenow) Dress

Cauline leaves 30–90 × 2–6 mm, reduced distally. Involucres 8–12 mm. Phyllary faces sparsely to moderately sericeous, sometimes sparsely stipitate-glandular distally. Ray florets 10–16; laminae 7–15. Disc florets 30–40; corollas 6.5–8.5 mm, lobes 0.6–0.8 mm, throats and lobes glabrous or proximal throats sparsely short-pilose. 2n = 36.

Flowering late summer–fall (to Dec; rarely spring, Fla.). Sandy soils, margins of pine woods and scrub, roadsides; 0–600 m; Ala., Ark., Del., Fla., Ga., Ky., La., Md., Miss., N.C., Ohio, S.C., Tenn., Tex., Va.; Mexico; West Indies (Bahamas); Central America (Belize, Guatemala, Honduras).

Variety latifolia is the most variable variety, particularly in leaf size, and involucre and stem heights.


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