. 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. Genus 17. CHICORY FAMILY 9. Lactuca villosa Jacq. Hairy-veined Blue Lettuce. Fig. 4076. L. villosa Jacq. Hort. Schoen. 3: 62. pi. 367. 1798. Sonchus acuminatus Willd. Sp. PI. 3: 1521. 1804. Mulgedium acuminatum DC. Prodr. 7: 249. 1838. L. acuminata A. Gray, Proc. Am. Acad. 19: 73. 1883. Annual or biennial; stem glabrous, leafy up to the paniculate inflorescence
. 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. Genus 17. CHICORY FAMILY 9. Lactuca villosa Jacq. Hairy-veined Blue Lettuce. Fig. 4076. L. villosa Jacq. Hort. Schoen. 3: 62. pi. 367. 1798. Sonchus acuminatus Willd. Sp. PI. 3: 1521. 1804. Mulgedium acuminatum DC. Prodr. 7: 249. 1838. L. acuminata A. Gray, Proc. Am. Acad. 19: 73. 1883. Annual or biennial; stem glabrous, leafy up to the paniculate inflorescence, 2°-6° high. Leaves oblong, 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, or petioled, 4'-6' long, i'-2i' wide, the lowest some- times lobed at the base; heads numerous, 3"-5" broad; peduncles usually minutely scaly; rays blue; involucre about 5" high, its outer bracts much shorter than the inner, some or all of them obtuse; achenes thick, oblong, little flattened, nar- rowed above; pappus white. In thickets, New York to Illinois, Nebraska, south to Florida, Georgia and Kentucky. July-Sept. False 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
