. 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. SAXIFRAGACEAE. Vol. I. Saxifraga cernua L. Nodding or Drooping Bulbous Saxifrage. Fig. 2166. Saxifraga cernua L. Sp. PI. 403. 1753. Stem weak, slender, ascending, pubescent but scarcely glutinous, 4'-i2' long. Leaves alternate, the basal and lower ones petioled, broadly reniform, palmately 5-7-lobed, usually less than i' wide; upper leaves smaller, sessile
. 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. SAXIFRAGACEAE. Vol. I. Saxifraga cernua L. Nodding or Drooping Bulbous Saxifrage. Fig. 2166. Saxifraga cernua L. Sp. PI. 403. 1753. Stem weak, slender, ascending, pubescent but scarcely glutinous, 4'-i2' long. Leaves alternate, the basal and lower ones petioled, broadly reniform, palmately 5-7-lobed, usually less than i' wide; upper leaves smaller, sessile, 3-iobed or entire and bract-like, often bearing small bulblets in their axils; flowers 1-3, terminal, nodding, white, 8"-io" broad; petals obovate, sometimes retuse, 3-4 times as long as the ovate calyx-lobes. Newfoundland, Labrador, and through arctic America to Alaska. Also in arctic and alpine Europe and Asia. Summer. 2. Saxifraga rivularis L. Alpine Brook Saxifrage. Fig. 2167. Saxifraga rivularis L. Sp. PI. 404. 1753. Densely tufted, glabrous or sparingly pubescent, matted, i'-3' high. Leaves alternate, the basal and lower ones slender-petioled, reniform, 3-5-lobed, seldom more than 3" wide; petioles dilated at the base; upper leaves lanceolate or ovate, entire or slightly lobed, mainly sessile; flowers 1-5, terminal, erect, white, about z's" broad; calyx-lobes ovate, obtuse, slightly shorter than the ovate-oblong petals; tips of the capsule widely divergent, its base adnate to the calyx. Alpine summits of the White Mountains, Labrador, arctic America and south in the Rocky Mountains to Colorado. Also in arctic and alpine Europe and Asia. Summer,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Britton, Nathaniel Lord, 1859-1934; Brown, Addison, 1830-1913. New York, Scribner
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
