Rhodanthe stuartiana

Ascending to erect annual to c. 25 cm high, branches sparsely cottony. Leaves alternate, linear or oblanceolate, 5–35 mm long, 1–2 mm wide, c. glabrous but a few curled, cottony-hairs usually present. Capitula homogamous, hemispherical to radiate, 12–15 mm long, solitary; involucral bracts several-seriate, outer bracts small, pale brown, inner bracts with a pronounced claw and white, spreading lamina 5–12 mm long. Florets 20–50, bisexual. Cypselas c. 2 mm long, densely silky-hairy; pappus caducous, of c. 5–10 plumose bristles dilated and shortly connate toward the base. Flowers Aug.–Oct.