. Botany for young people and common schools. Botany. 190 POPULAR FLORA. III. Apetalous Division* 74. BIRTH WORT FAMILY. Order ARISTOLOCHIACE^. Herbs or twining vines, with perfect and large flowers, the tube of the 3-lobed calyx coherent with the 6-celled and many-seeded ovary. Leaves mostly heart- shaped or kidney-shaped, and entire, on long foot- stalks, alternate, or else from the rootstock at the surface of the ground. Lobes of the calyx edge to edge in the bud, usu- ally dull-colored. 471. Plant of Canada Asarum or Wild-Ginger, in flower. 472. Magni- fied flower divided lengthwise, and t
. Botany for young people and common schools. Botany. 190 POPULAR FLORA. III. Apetalous Division* 74. BIRTH WORT FAMILY. Order ARISTOLOCHIACE^. Herbs or twining vines, with perfect and large flowers, the tube of the 3-lobed calyx coherent with the 6-celled and many-seeded ovary. Leaves mostly heart- shaped or kidney-shaped, and entire, on long foot- stalks, alternate, or else from the rootstock at the surface of the ground. Lobes of the calyx edge to edge in the bud, usu- ally dull-colored. 471. Plant of Canada Asarum or Wild-Ginger, in flower. 472. Magni- fied flower divided lengthwise, and the calyx spread out flat. 473. Flower, with the lobes of the calyx cutaway, and the ovary cut across. 474. A sep- arate stamen, more magnified ; outside view. 475. Magnified seed divided lengthwise. Stemless herbs, with a pair of leaves and a flower between them from the spicy-tasted and creeping rootstock: calyx short, 3-cleft or 3-lobed; stamens 12, with filaments, which are united only with the base of the thick 6-lobed style, and are pointed above the anthers, {Asarum) Wild-Ginger. Twining shrubs or else low herbs: calyx a crooked tube, with a narrow throat and a slightly 3-lobed spreading border: stamens 6, sessile on the outside of the 3 lobes of the sessile stigma, i. e. two anthers or 4 cells to each lobe, attached to the stigma by their whole length: fruit a 6-valved pod, filled with numerous flat seeds, (Aristolochia) Birth wort. Birthwort. Aristolochia. 1. Snakeroot B. or Virginia Snakeroot. Herb 8' to 15' high; several stems from a tufted root, downy; flowers borne next the ground, in general shape much like the letter S; leaves oblong- heart-shaped or halberd-shaped. Rich woods; becoming scarce. A. serpenfaria. 2. Pipe-vine B. A tall woody climber, with rounded kidney-shaped leaves, 8' or 12' broad when full grown; flower W long, curved like a Dutch pipe; greenish outside, and with the short 3-lobed border brown-purple within. Alleghany Mountains, or near them; and
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Keywords: ., bookcentury1800, bookdecade1860, booksubjectbotany, bookyear1868
