Centaurea bingoelensis

Perennial herbs, 30-50 cm, woody at base with rootstock, 1-2 stemmed, stems simple, cylindrical, yellowish green, tomentose, unbranched, densely leafy, Leaves coriaceous, hirsute by adpressed hairs, midrib clear and whitish, margin entire. Basal leaves 12-14 x 6-9 cm, broadly oblong or ovate, sometimes 2-3 pairs lobes at base, petiolate, cuneate or truncate at base, petiols 3-11 cm long. Median and upper leaves sessile and decurrent to 5 cm, mucronate at apex. Median leaves larger than basal leaves, broadly elliptic to oblong 10-28 × 6-13 cm, upper ones smaller. Capitula solitary at end of branches, 5.5 × 4.5 cm, involucres broadly ovoid, phyllaries multiseriate, outer phyllaries decurrent, 1.6-2 cm, coriaceous, imbricate, brown, glabrous, appendages orbicular, with to 35 irregular cilia, cilia 1-3 mm, terminal inconspicuous, appendages very large, totally concealing basal part of phyllaries. Flowers yellow, corolla 32-35 mm long. Achenes obovate, 7-8 × 3.5-4 mm, brownish, smooth at light microscopy, shiny, brownish, , glabrescent. Pappus simple, persistent, multiseriate, longer than achene, scabrous, when fresh purplish, later brown;, 15-18 mm long. Fl & Fr. 6-7&7-8.

Endemic.