Stoloniferous perennial herb, stems many from each crown, loosely branched, prostrate, decumbent or suberect, mostly c. 150-450 mm long, white-tomentose, leafy. Leaves ascending, mostly 15-30 x 1-2 mm, linear or linear-lanceolate, acute to acuminate, base broad, half-clasping, both surfaces appressed pale greyish-white tomentose. Heads campanulate, c. 4-5 x 3-4 mm, in small corymbose clusters borne well above the leaves on cottony peduncles, terminal or subterminal. Involucral bracts in c. 4 series, outer short, pale brown, copiously white-woolly, inner bracts exceeding flowers by the length of their snow-white opaque tips, tips subacute, 2-3 times as long as broad. Receptacle shallowly tuberculate or shortly honeycombed. Flowers 70-144, 50-112 ('female'), 20-32 ('bisexual'), in the proportion 2.5-4:1. Achenes 0.5 mm long with duplex myxogenic hairs. Pappus bristles generally wanting in the ('female') flowers, or sometimes a few present, with shortly plumose tips in ('bisexual') flowers.
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