. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. Genus 43. THISTLE FAMILY. 453. 12. Antennaria dimorpha (Nutt.) T. & G. Low Everlasting. Fig. 4404. Gnaphalium dimorphum Nutt. Trans. Am. Phil. Soc. (II) 7: 405. 1841. A. dimorpha T. & G. Fl. N. A. 2: 431. 1843. Tufted from a thick woody often branched cau- dex, i'-i¥ high. Leaves all in a basal cluster, spatu- late, white-canescent or tomentose on both
. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. Genus 43. THISTLE FAMILY. 453. 12. Antennaria dimorpha (Nutt.) T. & G. Low Everlasting. Fig. 4404. Gnaphalium dimorphum Nutt. Trans. Am. Phil. Soc. (II) 7: 405. 1841. A. dimorpha T. & G. Fl. N. A. 2: 431. 1843. Tufted from a thick woody often branched cau- dex, i'-i¥ high. Leaves all in a basal cluster, spatu- late, white-canescent or tomentose on both sides, obtuse or acutish, Y-l' long, i"-2" wide, narrowed into short petioles; heads of staminate flowers about 3" broad and high, solitary and sessile among the leaves, or raised on a very short spar- ingly leafy stem, with obtuse or obtusish brown- ish involucral bracts, those of pistillate flowers longer, their inner bracts linear-lanceolate, acumi- nate; pappus of the staminate flowers slender, scarcely thickened, but barbellate at the tips, that of the pistillate flowers of fine and smooth bristles. Dry soil, Nebraska to Utah and California, north to Montana and British Columbia. April-June. 44. ANAPHALIS DC. Prodr. 6: 271. 1837. Perennial white-tomentose or woolly herbs, with leafy erect stems, in our species alter- nate entire leaves, and small corymbose discoid heads of dioecious flowers. Involucre oblong to campanulate, its bracts scarious, imbricated in several series, mostly white, the outer shorter. Receptacle mostly convex, not chaffy. Staminate flowers with a slender or filiform corolla, an undivided style, and a pappus of slender bristles, not thickened at the summit, or scarcely so; anthers tailed at the base. Pistillate flowers with a tubular 5-toothed corolla, 2-cleft style, and a pappus of capillary bristles. [Greek name of some similar plant.] About 35 species, natives of the north temperate zone. Besides the following, 2 or 3 other species o
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
