. Botany for high schools and colleges. Botany. CELL FORMATION BY UNION. 47 masses come in direct contact by means of a tube (the pol- len tube) which touches with its lower extremity the embry- onic Yesicle. {a) The foregoing classification of tlie modes of cell-formatiou differs in many respects from that given by Sachs in the fourth edition of his " ; His classification as there given is as follows : H ftffi >i'i ^'C-O;;. o^'8Y^'Wo'';^^^^^£^:. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - c

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. Botany for high schools and colleges. Botany. CELL FORMATION BY UNION. 47 masses come in direct contact by means of a tube (the pol- len tube) which touches with its lower extremity the embry- onic Yesicle. {a) The foregoing classification of tlie modes of cell-formatiou differs in many respects from that given by Sachs in the fourth edition of his " ; His classification as there given is as follows : H ftffi >i'i ^'C-O;;. o^'8Y^'Wo'';^^^^^£^:. 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 Bessey, Charles E. (Charles Edwin), 1845-1915. New York : H. Holt

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Keywords: ., bookcentury1800, bookdecade1880, booksubjectbotany, bookyear1885