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aestivation albumen anther antheridia apex appearance archegonia arranged axil bark base becomes bracts buds called calyx carbon carpels cavity cell-wall chalaza chlorophyl coat color commonly composed compound ovary consists contain corolla cotyledons cyme dehiscence described developed Dicotyledonous dissepiments elongated embryo embryo-sac epidermis Exogenous stems external fertilization fibro-vascular bundles filaments fleshy floral envelopes flowers fluid frequently fruit glands granules green grow growth hairs hence hilum inclosed indehiscent inflorescence inner kind latter layer leaf leaves less lobes manner margins medullary rays membrane micropyle Monocotyledonous nucleus occur one-celled organs outer ovary ovule parenchyma pericarp petals petiole pistil pith pitted placenta plants pollen pollen-cells portion primary axis produced protoplasm radicle reproduction roots seeds sepals separate species spiral vessels sporangium spores stalk stamens starch stem or branch stigma stomata structure style surface sutures takes place termed terminal thalamus thickened tion tissue transverse usually valves vary walls whorls wood wood-cells
Page iv - Society, etc.; and JB HOLDER, MD, Curator of Zoology of American Museum of Natural History, Central Park, New York. 12mo, 385 pages. A COMPEND OF GEOLOGY. By JOSEPH LE CONTE, Professor of Geology and Natural History in the University of California; author of "Elements of Geology,
Page 225 - ... bundles ; or the increased size of the coming leaf-bud will snap them ; or if these causes are not in operation, a gust of wind, a heavy shower, or even the simple weight of the lamina, will be enough to disrupt the small connexions, and send the suicidal member to its grave. " Such is the history of the fall of the leaf.
Page viii - Descriptive Botany," by Eliza A. Youmans. Designed to give an elementary account of Structural and Physiological Botany, or of the inner and minute mechanism and activities of plants. It treats of what the parts of a plant are built up, and what functions they perform In its history as a living being.