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twigs minutely appressed, pubescent; leaves spreading or secundate, upper ones erect, very short-petioled, linear-lanceolate, acute, with a recurved point, appressed, pubescent, at length glabrate and punctate above, tomentose beneath, with revolute margins; heads of flowers solitary, lax, 5–8- flowered; involucre short, with appressed hairs; calyx tubular, clothed with reversed hairs, thrice longer than the bracteolæ, segments short, ovate, lanceolate, erect, at length somewhat spreading; petals cucullate. Shrub, erect, 1–1 1/2 foot high, greyish; branches alternate; twigs erecto-patent, 1–3 inches long. Leaves 5–6 lines long, 1 line wide, upper ones smaller and more appressed. Flowers spicate-capitate. Bracteæ lanceolate, shorter than the calyx. Calyx 2 lines long, greyish, hairs rigid, retrorse, in the segments rarer. Anthers 2-celled.—Similar to P. montana, but differing by the hamulate leaves, the head and petals.