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Perennial herb, 50-250 mm high. Leaves alternate; crowded basally; blade very narrowly elliptic or linear, up to 80 x 8 mm, apex acute, base cuneate, margins entire, dentate, pinnatifid or leaves pinnatipartite. Heads radiate, solitary, terminal, on long peduncles. Involucral bracts uniseriate, glandular. Flowers: ray florets female, fertile, upper surface white, lower surface bluish, purplish brown or goldish brown; disc florets bisexual, fertile, yellow; Sep.-May. Fruit with cypsela of ray florets obovoid-triangular; of disc florets dorsiventrally flattened, obcordate, ± 5 mm long. Pappus absent.
Perennial herb, with stems 0.05-0.30 m high; stems short, tufted, simple, scaberulous, ending in naked peduncles. Leaves linear-lanceolate or linear, either entire or coarsely few-toothed, pinnatifid, and occasionally pinnatipartite. Capitula with ray florets white above, and bluish, purplish brown or brownish golden beneath. Flowering time all year. Cypselae of ray florets triquetrous, angles crenate-toothed, faces rugulose and gland-dotted, cypselae of disc florets flat, with wide thickened rim, occasionally 3-winged.
Perennial herb, 50-250 mm tall. Leaves lanceolate-linear or linear, margin entire, dentate, pinnatifid or leaves pinnatipartite. Heads solitary, terminal, on long peduncles; involucral bracts 5-8 mm long. Disc achenes ± 5 mm long. Flowers with rays white above, bluish, purplish brown or goldish brown below, disc yellow.
