An illustrated flora of the 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 . ed2illustratedflo02brit Year: 1913 CRUCIFERAE. Vol, II. II. Draba nemorosa L. Wood Whitlow-grass. Fig. 2007. Draba nemorosa L. Sp. PI. 643. 1753. Winter-annual, loosely stellate-pubescent, 6-12' high, branching below, leafy to the inflorescence. Leaves oblong-ovate, or lanceolate, obtuse, sessile, dentate, the lower io'-i2' long, s'-?' wide, the up
An illustrated flora of the 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 . ed2illustratedflo02brit Year: 1913 CRUCIFERAE. Vol, II. II. Draba nemorosa L. Wood Whitlow-grass. Fig. 2007. Draba nemorosa L. Sp. PI. 643. 1753. Winter-annual, loosely stellate-pubescent, 6-12' high, branching below, leafy to the inflorescence. Leaves oblong-ovate, or lanceolate, obtuse, sessile, dentate, the lower io'-i2' long, s'-?' wide, the upper smaller; flowers yellow, fading to whitish, i' broad; petals notched, slightly exceeding the ; pedicels divari- cately spreading in fruit, glabrous, 3'-lo' long; racemes open, much elongating; pods pubescent, or glabrous, oblong, obtuse, 3'-4' long; style none. Western Ontario, Michigan, Minnesota, South Dakota and western Nebraska to Oregon, arctic America and south in the Rocky Mountains to Colorado and Utah. -Also in northern Europe and Asia. Summer. 12. Draba aurea \'ahl. Golden \Miitlow- grass. Fig. 2008. D. aurea Vahl in Hornem. Fl. OEcon. Ed. 2, 599. 1806. Perennial, pubescent throughout with stellate and simple hairs; sterii branching or nearly simple, 6'-io' high, leafy to the inflorescence. Basal leaves oblan- ceolate or spatulate, 6'-i2' long, obtuse or acutish, slightly dentate or entire, often ciliate at the base; stem-leaves oblong or lanceolate, acute; pods lanceo- late or oblong-lanceolate, 4'-6' long; flowers yellow, 2' broad; petals twice the length of the calyx, emar- ginate or entire; pods acute, pubescent or rarely glabrous, at length slightly twisted, 4'-/' long, on erect pedicels one-half their length; style stout, i' long. Mignon Island. Gulf of St. Lawrence to Labrador, Greenland; arctic America and in the Rocky Mountains south to Arizona. Summer.
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