Isoetopsis graminifolia

Leaves bright green, glabrous or sparsely ciliate toward base, 1–5(–10) cm long, 0.5–1.5 mm wide, slightly dilated toward base. Capitula 2–5 mm diam. in flower, to c. 1 cm diam. in fruit; involucral bracts 3–5 mm long; female florets c. 5–30, corolla c. 1.5–2.5 mm long; inner florets c. 2–6, corolla 1–2 mm long, supported on filiform stipe of similar length. Cypselas 1.5–2 mm long, whitish- to golden-sericeous; pappus slightly shorter than to nearly twice as long as cypsela. Flowers Aug.–Oct.