. 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 . 26. DRYAS L. Sp. PI. 501. 1753. Low tufted herbaceous shrubs, with simple petioled stipulate leaves white-canescent beneath, and white or yellow, rather large perfect solitary flowers on slender scapes. Calyx persistent, not bracted, its tube concave, glandular-hirsute, 8-9-lobed. Petals 8 or 9, obovate, larger than the calyx-lobes. Stamens m, inserted on the throat of the c
. 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 . 26. DRYAS L. Sp. PI. 501. 1753. Low tufted herbaceous shrubs, with simple petioled stipulate leaves white-canescent beneath, and white or yellow, rather large perfect solitary flowers on slender scapes. Calyx persistent, not bracted, its tube concave, glandular-hirsute, 8-9-lobed. Petals 8 or 9, obovate, larger than the calyx-lobes. Stamens m, inserted on the throat of the calyx; filaments subu- late. Carpels «;, sessile, inserted on the dry receptacle; style terminal, persistent, elongated and plumose in fruit. Seed ascending, its testa membranous. [Name Latin, a wood- nymph.] Three species, natives of the cold-temperate and arctic parts of the north temperate zone. Type species : Dryas octofetala L. Flowers white ; sepals linear. Leaves oval or ovate, coarsely crenate. 1. Leaves ovate, or ovate-lanceolate, subcordate, entire or nearly so. 2. D. integrifolia. Flowers yellow ; sepals ovate ; leaves crenate. 3. D. Drummondii.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
