. 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. I. Cheirinia cheiranthoides (L.) Link. Worm- seed or Treacle Mustard. Fig. 2055. Erysimmn cheiranthoides L, Sp. PI. 66i. 1753. Cheirinia cheiranthoides Link, Enum. Hort. Berol. 2: 170. 1820. Cheiranthus cheiranthoides Heller, Cat. N. A. PL 4. 1898. Erect, minutely rough-pubescent, branching, 8'-2° high. Leaves lanceolate or oblong-lanceolate, 1-4' long, acutish
. 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. I. Cheirinia cheiranthoides (L.) Link. Worm- seed or Treacle Mustard. Fig. 2055. Erysimmn cheiranthoides L, Sp. PI. 66i. 1753. Cheirinia cheiranthoides Link, Enum. Hort. Berol. 2: 170. 1820. Cheiranthus cheiranthoides Heller, Cat. N. A. PL 4. 1898. Erect, minutely rough-pubescent, branching, 8'-2° high. Leaves lanceolate or oblong-lanceolate, 1-4' long, acutish or obtuse, entire or slightly dentate, taper- ing at the base into a short petiole or the upper sessile; pedicels slender, spreading or somewhat ascending, 3"-4" long in fruit; flowers about 2J" high; pods linear, obtusely 4-angled, glabrous, 6"-i2" long, less than i" broad, nearly erect on slender spreading pedi- cels; valves strongly keeled; styles i" long. Along streams and in fields, Newfoundland to New Jersey, Pennsylvania, Tennessee and Missouri, west to the Pacific Coast. Appears in some places as adventive. Also in northern Europe. Tarrify. June-Aug. 3. Cheirinia inconspicua (S. Wats.) Britton. Small-flowered Prairie- rocket. Fig. 2056. Erysimum, parviflorum Nutt.; T. & G. Fl. N. A. I : 95. 1838. Not Pers. Erysivium asperutn var. inconspicuum S. Wats. Bot. King's Exp. 24. 1871. E. inconspicuum MacM. Met. Minn. 268. 1892. Erysimum syrticolum Sheldon, Bull. Torr. Club 20: 285. 1893. Perennial, roughish-puberulent or canescent, stem erect, i''-2° tall, simple or sparingly branched. Leaves oblanceolate or linear, i'-3' long, obtuse, entire or dentate, the upper ses- sile, the lo\Ver slender-petioled; flowers about 4" high and broad; pedicels stout, about 2" long in fruit, ascending; pod narrowly linear, ¥-2V long, about i" wide, minutely rough- puberulent, narrowly ascending or erect; style very stout, i"-i"
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
