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 102nd meridian; 2nd ed. . I. Dryas octopetala L. WhiteMountain Avens. Fig. 2284. Dryas octopetala L. Sp. PI. 501. chamaedrifotia Pers. Syn. 2: 57. 1807. Stems prostrate, woody at the base,branched, 3-6 long. Stipules linear, ad-rate to the petiole; leaves oval or ovate,coarsely crenate all around, green and gla-brous above, densely white-canescent be-neath, generally obtuse at each
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 102nd meridian; 2nd ed. . I. Dryas octopetala L. WhiteMountain Avens. Fig. 2284. Dryas octopetala L. Sp. PI. 501. chamaedrifotia Pers. Syn. 2: 57. 1807. Stems prostrate, woody at the base,branched, 3-6 long. Stipules linear, ad-rate to the petiole; leaves oval or ovate,coarsely crenate all around, green and gla-brous above, densely white-canescent be-neath, generally obtuse at each end, I-llong; scape terminal, erect, i-5 long,pubescent; flower white, about l broad;sepals linear, acute or acutish, glandular-piibescent, persistent; st>le about 1 long,plumose and conspicuous in fruit. and Greenland and throughoutarctic .America, south in the Rocky Mountainsto Ltah. Colorado, and to British in arctic and alpine Europe and . betony. June-.\ug. 274 Vol. II. 2. Dryas integrifolia ^ahl. Entire-leaved Moun-tain Avens. Fig. 2285. Dryas integrifolia Vahl, Act. Havn. 4: Part j, 171. tenella Pursh, Fl. Am. Sept. 350. 1814. Similar to the preceding species, but the leaves are ovateor ovate-lanceolate, obtuse and often subcordate at thebase, obtusish at the apex, entire or with i or 2 teeth nearthe base, the margins strongly revolute; flowers white,generally slightly smaller; sepals linear. White Hills of New Hampshire, collected by Prof. Peck,according to Pursh, Anticosti, Greenland; Labrador, westthrough arctic America to Alaska. June-Aug.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
