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 . 3. Leonurus Marrubiastrum L. Hoar-hound ^Motherwort or 3609. Leonurus Marrubiastrum L. Sp. PI. 584. 1753. Biennial, puberulent or pubescent; stem stout,branched, 2°-5° high. Leaves petioled, ovateor ovate-oblong, acute or obtuse at the apex,narrowed at the base, coarsely crenate or in-cised-dentate. 1-3 long, i-ih wide, the uppernarrower; flower-clusters dense,
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 . 3. Leonurus Marrubiastrum L. Hoar-hound ^Motherwort or 3609. Leonurus Marrubiastrum L. Sp. PI. 584. 1753. Biennial, puberulent or pubescent; stem stout,branched, 2°-5° high. Leaves petioled, ovateor ovate-oblong, acute or obtuse at the apex,narrowed at the base, coarsely crenate or in-cised-dentate. 1-3 long, i-ih wide, the uppernarrower; flower-clusters dense, numerous,axillary; calyx finely puberulent or glabrate,its bristle-shaped somewhat spreading teethmostly shorter than the tube; corolla nearlywhite, glabrate, about 4 long, its tube scarcelyexceeding the calyx, n^ked within, its lowerlip ascending. In waste places, southern Pennsylvania andDelaware. Recorded from New Jersey. Natural-ized from Europe. Native also of Asia. June-Sept. Genus 19. MINT FAMILY. 121 19. LAMIUM [Tourn.] L. Sp. PI. 579. 1753. Annual or perennial mostly diffuse herbs, with crenate dentate or incised, usually cordateleaves, and rather small flowers, verticillate in axillary and terminal c
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
