Leptorhynchos

Annual or perennial herbs with glandular and/or cottony hairs. Leaves basal and cauline, alternate, sessile or sheathing, entire. Capitula solitary, terminal on long stems or in leafy corymbs, campanulate or hemispherical. Involucral bracts many-seriate; outer bracts usually lacking claw, scarious; inner bracts longer than outer, usually with herbaceous claw and scarious tip or lamina; receptacle convex, naked, pitted; florets numerous, all tubular, usually yellow, mostly bisexual and 5-lobed, outer ones sometimes female, 3–4-lobed; anthers tailed; style branches linear, apices truncate, papillose. Cypselas oblong or falcate, compressed or obscurely 4-angled, glabrous or papillose, contracted at apex or with a long slender beak; pappus uniseriate, of few–many equal, shortly connate, barbellate bristles, sometimes reduced in female florets.