Leysera

Shrublets or somewhat woody annuals, greyish-woolly to almost glabrous. Leaves alternate, slender, usually mucronate. Capitula radiate, many-flowered, solitary, on long peduncles or sometimes corymbose. Involucre campanulate; bracts in 4-7 rows, +/- oblong, sometimes with dark margins, usually chartaceous and glandular. Receptacle nude or sometimes fimbriate. Ray florets female, cylindric, with minutely 3-toothed lamina +/- as long as tube; ovary linear, glabrous or pilose. Style slender with linear, obtuse branches. Pappus of narrow, membranous paleae. Disc florets bisexual, fertile, rarely some sterile, corolla tube glandular, with 5 lanceolate lobes. Anthers tailed, with an oblong, apical appendage. Ovary linear. Style linear, with linear, truncate branches, penicillate at apex. Pappus double, of membranous paleae and 4 or 5 plumose bristles +/- as long as corolla. x = 7, 8, 17 (polyploidy).