. 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. ORY FAMILY. 321 9. Lactuca villosa Jacq, Hairy-veinedBlue Lettuce. Fig. 4076. L. villosa Jacq. Hort. Schoen. 3 : 62. pi. 367. acuminatus Willd. Sp. PI. 3: 1521. acuiiiinatnni DC. Prodr. 7: 249. acuminata A. Gray, Proc. Am. Acad. 19: 73. 1883. Annual or biennial; stem glabrous, leafy up tothe paniculate inflorescence, 2°-6° high. Leavesoblon
. 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. ORY FAMILY. 321 9. Lactuca villosa Jacq, Hairy-veinedBlue Lettuce. Fig. 4076. L. villosa Jacq. Hort. Schoen. 3 : 62. pi. 367. acuminatus Willd. Sp. PI. 3: 1521. acuiiiinatnni DC. Prodr. 7: 249. acuminata A. Gray, Proc. Am. Acad. 19: 73. 1883. Annual or biennial; stem glabrous, leafy up tothe paniculate inflorescence, 2°-6° high. Leavesoblong, ovate or, lanceolate, acuminate, acutely den-tate or the teeth mucronate-tipped, glabrous above,pubescent with short stiff hairs on the veins be-neath, sessile and slightly clasping at the base, orpetioled, 4-6 long, i-2i wide, the lowest some-times lobed at the base; heads numerous, 3-sbroad; peduncles usually minutely scaly; raysblue; involucre about 5 high, its outer bractsmuch shorter than the inner, some or all of themobtuse; achenes thick, oblong, little flattened, nar-rowed above; pappus white. In thickets. New York to Illinois, Nebraska, southto Florida, Georgia and Kentucky. July-Sei)t.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
