Bigelowia nudata (Michaux) de Candolle subsp. australis L. C. Anderson, Sida 3: 463. 1970

Basal leaves linear-oblanceolate to narrowly spatulate, (5–)8–16(–22) × 2–5 mm. Involucres 6–7.5 mm. Florets 4–5 mm. 2n = 18.

Flowering Oct–May. Sandy soil, wet prairies, pinelands, "shell rock and muck"; 10–25 m; Fla.

Variety australis and var. nudata are contiguous to slightly overlapping in geographic range; intermediates have been noted (L. C. Anderson 1970) where they co-occur in northeastern Florida.