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; 2nd ed. . te. [Greek, referring to the double rows of seeds.] About 20 species, natives of the Old World, the following fugitive or adventive in our species: Diplolaxis teuuifolia (L.) DC. Perennial; stem leafy nearly to the inflorescence. i. D. lenuifolia. Annual; leaves mostly basal, oblanceolate, * 2. D. muralis. I. Diplotaxis tenuifolia (L.) DC. WallRocket. F
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; 2nd ed. . te. [Greek, referring to the double rows of seeds.] About 20 species, natives of the Old World, the following fugitive or adventive in our species: Diplolaxis teuuifolia (L.) DC. Perennial; stem leafy nearly to the inflorescence. i. D. lenuifolia. Annual; leaves mostly basal, oblanceolate, * 2. D. muralis. I. Diplotaxis tenuifolia (L.) DC. WallRocket. Fig. 2108. Sisymbrium tejiiiifolium L. Cent. PL i: 18. lenuifolia DC, Syst. 2: 6j2. 1821. Perennial, glabrous or nearly so, somewhatglaucous, stem branched, bushy, leafy, i°-4high. Leaves pinnatifid, often nearly to themidrib, thin, the lower i-6 long, the lobes dis-tant or close togciher, mostly narrow; racemeselongated in fruit, loose; flowers 8-io broad;pods I-il long, about li wide, nearly erect;pedicels slender, io-2o long in fruit. In waste places and ballast. Nova Scotia to On-tario, New Jersey and Pennsylvania, chiefly aboutthe cities and in California. Adventive from Eu-rope. Cross-weed. 2. Diplotaxis muralis (L.) DC. SandRocket. Fig. 2109. Sisymbrium muralc L. Sp. PI. 658. muralis DC. Syst. 2: 634. 1821. Annual, branched from the base, sparinglyhispid or glabrous, the slender branches l°-2°high, leafy only below. Leaves oblanceolate,sinuate-Iobed or sometimes pinnatifid, 2-4long, narrowed at the base, mostly slender-petioled; fruiting racemes long, loose; flowers6-8 broad; pod abort i long and i wide,erect, flattish; fruiting pedicels 4-8 long. In waste places and ballast. Nova Scotia toPennsylvania and in Bermuda, .\dventive fromEurope. Flix- or cross-weed. June-Aug. 43. RAPHANUS [Tourn.] L. Sp. PI. 669. 1753. Erect branching annual or biennial herbs, with lyrate leaves and showy flowers. Siliquelinear, coriaceous, fleshy
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
