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. . r more,tipped by a stout flat beak. Waste grounds, Ontario to f-ennsylvania andMissouri. Adventive from Europe. Also intro-duced into Mexico. May-Oct. 41. BRASSICA [Tourn.] L. 666. 1753. Erect branching annual, biennial or perennial herbs, with pinnatifid basal leaves, thoseof the stem dentate or often nearly entire, and showy yellow flowers in elongated racemes
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. . r more,tipped by a stout flat beak. Waste grounds, Ontario to f-ennsylvania andMissouri. Adventive from Europe. Also intro-duced into Mexico. May-Oct. 41. BRASSICA [Tourn.] L. 666. 1753. Erect branching annual, biennial or perennial herbs, with pinnatifid basal leaves, thoseof the stem dentate or often nearly entire, and showy yellow flowers in elongated elongated, sessile, terete or 4-sided, tipped with an indehiscent conic beak. Valvesconvex, 1-3-nerved. Stigma truncate or 2-lobed. Seeds in i row in each cell, globose tooblong, marginless; cotyledons conduplicate. [Latin name of the Cabbage.] A genus of about 80 species, natives of Europe, Asia and northern Africa. Type species:Brassica oleracea L. None of the leaves clasping the stem, the upper sessile. Pods slender, Yi-i long, appressed; pedicels 2 long. i. B. nigra. Pods rather slender, I-z long, erect, on slender pedicels 3-$ long, 2. B. jiincca. Upper leaves clasping by an auricled base. 3. B. Genus 41. MUSTARD FAMILY. I. Brassica nigra (L.) Koch. BlackMustard. Fig. 2105. Sinapis nigra L. Sp. PI. 668. nigra Koch, in Roehl, Deutsche ; 713. 1833. Annual, erect, 2°-7° high, freely andwidely branching, pubescent or leaves slender-petioled, deeply pin-natifid, with i terminal large lobe and 2-4smaller lateral ones, dentate all around;upper leaves shorter-petioled or sessile, pin-natifid or dentate, the uppermost reduced tolanceolate or oblong entire blades; flowersbright yellow, 3-5 broad; pedicels slen-der, appressed, 2 long in fruit; pods nar-rowly linear, 4-sided, S-7 long, * wide,appressed against the stems and formingvery narrow racemes; beak slender, l-2long; seeds dark brown. In fields and waste places, co
Size: 1436px × 1740px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
