. Fundamentals of botany. Botany. 370 STRUCTURE AND LIFE HISTORIES The sterile branches produce smaller side branches at the nodes. Chlorophyll is formed in the cells of the cortex, and stomata in the epidermis permit the exchange of. Fig. 267.—Equisetum anense. P, sterile branch; P', fertile branch with strobilus, or cone; R, rhizome (underground); T, cross-section of cone, showing insertion of sporophylls in a whorl; N, N^, sporophylls with pendant sporangia; 5, 5', S^, spores with coiled elaters (eZ). gases necessary in photosynthesis and respiration. The sterile branches elaborate practica
. Fundamentals of botany. Botany. 370 STRUCTURE AND LIFE HISTORIES The sterile branches produce smaller side branches at the nodes. Chlorophyll is formed in the cells of the cortex, and stomata in the epidermis permit the exchange of. Fig. 267.—Equisetum anense. P, sterile branch; P', fertile branch with strobilus, or cone; R, rhizome (underground); T, cross-section of cone, showing insertion of sporophylls in a whorl; N, N^, sporophylls with pendant sporangia; 5, 5', S^, spores with coiled elaters (eZ). gases necessary in photosynthesis and respiration. The sterile branches elaborate practically all of the food neces- sary to nourish the underground stem and the developing. 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 Gager, C. Stuart (Charles Stuart), 1872-1943. Philadelphia, P. Blakiston's son & co.
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Keywords: ., bookauthorgag, bookcentury1900, bookdecade1910, booksubjectbotany
