. Botany; principles and problems. Botany. Fig. 98.—The structure of a flower of a monocotyledonous seed-plant {Tril- lium). A, face view of the flower showing calyx of three sepals; corolla of three petals; 5 stamens, and the pistil. B, side view of the flower with one petal and one stamen removed. C, a transverse diagram of the flower, the sepals and ovary walls black, the petals, stamens and ovules outlined. D, a longitudinal diagram of the flower. 1, sepal. 2, petal. 3, stamen. 4, Fig. 99.—Pollen grains of various types. A,Circaea. B,Cobaea. C, Morinda. D, Cucurbita. E, Pinus. F,

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. Botany; principles and problems. Botany. Fig. 98.—The structure of a flower of a monocotyledonous seed-plant {Tril- lium). A, face view of the flower showing calyx of three sepals; corolla of three petals; 5 stamens, and the pistil. B, side view of the flower with one petal and one stamen removed. C, a transverse diagram of the flower, the sepals and ovary walls black, the petals, stamens and ovules outlined. D, a longitudinal diagram of the flower. 1, sepal. 2, petal. 3, stamen. 4, Fig. 99.—Pollen grains of various types. A,Circaea. B,Cobaea. C, Morinda. D, Cucurbita. E, Pinus. F, Dianthus. G, Gentiana. H, Corydalis. I, Nymphaea. J, Taraxacum. K, Buphlhalrmmi. L, Hibiscus. ' vegetative tissues of the plant; and a knowledge of these differ- ences is essential to a thorough understanding of the laws of. 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 Sinnott, Edmund Ware, 1888-. New York, McGraw-Hill

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Keywords: ., bookcentury1900, bookdecade1920, booksubjectbotany, bookyear1923