. A textbook of botany for colleges and universities ... Botany. Figs. 718, 719, 720. — The descent of roots and rhizomes in the soil; 718, a young individual of Erythro- nium mesachoreum, showing a descending rhizome or "dropper" (d, see p. 675); 719, an older descending in- dividual, showing remnants of the five preceding years; note the increasing size of the bulb each year; 720, an individual of Zygadenus Fre- monli, illustrating descent by root contraction; note the contractile roots of the cur- rent (r) and the preceding (r') years. — From Please note that these image
. A textbook of botany for colleges and universities ... Botany. Figs. 718, 719, 720. — The descent of roots and rhizomes in the soil; 718, a young individual of Erythro- nium mesachoreum, showing a descending rhizome or "dropper" (d, see p. 675); 719, an older descending in- dividual, showing remnants of the five preceding years; note the increasing size of the bulb each year; 720, an individual of Zygadenus Fre- monli, illustrating descent by root contraction; note the contractile roots of the cur- rent (r) and the preceding (r') years. — From 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 Coulter, John Merle, 1851-1928; Barnes, Charles Reid, 1858-1910, joint author; Cowles, Henry Chandler, 1869- joint author. New York, Cincinnati [etc] American book company
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1910
