. College botany; structure, physiology and economics of plants. Botany. Fig. 73.—(a) Diagrammatic drawing of stamens aiid pistil showing longitudinal section of ovule. The pollen tube is entering the micropyle; (6) longitudinal di'agrammatic section of ovule showing the formation of the embryo and endosperm. the antipodals. The two nuclei in the central part of the sac are knovra as the polars. The pollen tnhe, to which we have previously referred, hav- 7. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration an
. College botany; structure, physiology and economics of plants. Botany. Fig. 73.—(a) Diagrammatic drawing of stamens aiid pistil showing longitudinal section of ovule. The pollen tube is entering the micropyle; (6) longitudinal di'agrammatic section of ovule showing the formation of the embryo and endosperm. the antipodals. The two nuclei in the central part of the sac are knovra as the polars. The pollen tnhe, to which we have previously referred, hav- 7. 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 Cook, Melville Thurston, 1869-1952. Philadelphia and London, J. B. Lippincott Company
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectbotany, bookyear1920
