. A textbook of botany for colleges and universities ... Botany. 144 MORPHOLOGY quence of this abandonment of leaves as foliage, photosynthesis is entirely a function of the green tissue of the stem. Many of the older forms were leafy, but all Equisetales are characterized by the. Figs. 332-338. — Equisetum arvense: 332, fertile branches from the dorsiventral Stem, each bearing a terminal strobilus, one of them mature; 333, sterile branch; 334. 335. two views of a sporangiophore (so-called " sporophyll"); 336-338. spores, showing the unwinding of the perinium. — After Plea


. A textbook of botany for colleges and universities ... Botany. 144 MORPHOLOGY quence of this abandonment of leaves as foliage, photosynthesis is entirely a function of the green tissue of the stem. Many of the older forms were leafy, but all Equisetales are characterized by the. Figs. 332-338. — Equisetum arvense: 332, fertile branches from the dorsiventral Stem, each bearing a terminal strobilus, one of them mature; 333, sterile branch; 334. 335. two views of a sporangiophore (so-called " sporophyll"); 336-338. spores, showing the unwinding of the perinium. — After 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