White Leaved Cudweed is a plant of temperate region, distributed in Eastern and Western Himalayas, ascending up to 3000 m, growing in forests, roadside and open ground. It is an erect herbs 1-2 ft tall, usually simple, branched above, greyish velvety to woolly or brownish glandular. Leaves are linear with entire to crispate or curled margins, 1.5-7.5 cm long, 0.1-0.7 cm wide, bicoloured, dull green glandular pubescent on the upper surface, white tomentose beneath. The species name hypoleucum means white on the underside. Leaves are stem-clasping. Flower-heads are borne in dense corymbose clusters, densely woolly, 3-3.5 mm in diameter. Phyllaries are yellow to snow white, 4-5-seriate, 4 mm long, oblong, acute rarely subacute. Outer florets are threadlike, 2 mm long 3-4 toothed, yellow. Disc florets are 2 mm long, corolla 5-lobed. Flowering: April-October.