Centaurea aucheri
Centaurea aucheri
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Perennial with woody rootstock, stem 6-40 cm, erect or ascending, simple or with few simple branches. Leaves ± densely floccose grey-tomentose; ± lanceolate in outline, but extremely variable according to degree of dissection, pinnatipartite with numerous partly divided linear-lanceolate or lanceolate segments to lyrate or undivided, basal and lower petiolate, median and upper sessile, sometimes slightly decurrent. Involucre 25-30 x18-23, ovoid. Appendages large, concealing most of basal part of phyllaries, straw-coloured , suborbicular with numerous irregular cilia 3-5 mm, and a terminal 2-8 mm spinule, appendage usually slightly decurrent with hyaline auricles . Flowers yellow. Achenes 6-7 mm; pappus 14-20 mm. Fl. 6-7. Rocky slopes, steppe, 1150-2500 m.
Transcaucasia, N. Iraq, W. & N. Iran. Ir.-Tur. element.
