. 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 23. CHICORY FAMILY. 1. Nabalus altissimus (L.) Hook. Tall White Lettuce. Fig. 4110. Prenanthes altissima L. Sp. PI. 797. 1753. N. altissimus Hook. Fl. Bor. Am. 1: 294. 1833. Glabrous, or sometimes hispidulous, not glaucous; stem slender, 3°-7° high, green, or sometimes purplish. Leaves thin, hastate, cordate, ovate, or the uppermost lanceolate, entire, de
. 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 23. CHICORY FAMILY. 1. Nabalus altissimus (L.) Hook. Tall White Lettuce. Fig. 4110. Prenanthes altissima L. Sp. PI. 797. 1753. N. altissimus Hook. Fl. Bor. Am. 1: 294. 1833. Glabrous, or sometimes hispidulous, not glaucous; stem slender, 3°-7° high, green, or sometimes purplish. Leaves thin, hastate, cordate, ovate, or the uppermost lanceolate, entire, denticulate, dentate or palmately lobed or divided, most of them long-petioled, the larger sometimes 6' long; heads very numer- ous, in a narrow panicle, and often in axillary clusters, 5-7-flowered, pendulous, about 2 broad; inflorescence often narrow; involucre narrowly cylindric, s"-6" long, about 1" thick, green, glabrous, its principal bracts about 5; flowers greenish or yellowish white; pappus light straw-color, or cinnamon-brown. In woods and thickets, Newfoundland to Mani- toba, Missouri, Georgia and Louisiana. Lion's- foot. Rattlesnake-root. Ascends to 2500 ft. in the Catskills. Wild lettuce. Joy-leaf. Milk-weed. Bird-bell. Races differ in leaf-form, pubescence and in color of the pappus. 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
