. 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. 54^ COMPOSITAE. \0L. 3. Arctium minus Schk. Common 4635- Arctium mintts Schk. Bot. Handb. 3: 49. 1803. Lappa minor DC. Fl. Fran. 4: 77. 1805. Arctium Lappa var. minus \. Gray, Syn. Fl. i : Part 2,397. 1084. Smaller than the preceding species, seldom over5° high. Leaves similar, the lower deeply cordate;petioles hollow, not deeply furrowed; heads numer-ous,
. 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. 54^ COMPOSITAE. \0L. 3. Arctium minus Schk. Common 4635- Arctium mintts Schk. Bot. Handb. 3: 49. 1803. Lappa minor DC. Fl. Fran. 4: 77. 1805. Arctium Lappa var. minus \. Gray, Syn. Fl. i : Part 2,397. 1084. Smaller than the preceding species, seldom over5° high. Leaves similar, the lower deeply cordate;petioles hollow, not deeply furrowed; heads numer-ous, racemose on the branches, short-peduncled orsessile, 6-g broad; bracts of the involucre glabrousor slightly cottony, the spines of the outer onesspreading, those of the inner erect and shorter thanthe flowers; corolla-tube about as long as the limb. In waste places, common nearly throughout our area,extending west to Colorado. Naturalized from also cuckoo-button. Leaves rarely laciniate orpinnatifid. July-Nov. 104. CIRSIUM [Tourn.] ^lill. Card. Diet. Abr. Ed. 4. 1754. Erect, branching or simple, prickly herbs, some species acaulescent, with alternate orbasal, sinuate-dentate, lobed or pinnatifid, usually very spiny leaves, so
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
