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. A textbook of botany for colleges and universities ... Botany. SPERMATOPHYTES 259. Fig. 579. — Transverse section of a young anther of lily, showing the four sporangia well advanced. — After Coulter. spores of a sporangium cling together in one mass, called the pollinium. As the four sporangia of an anther increase in size (fig. 579), the sterile tissue separating the two sporangia on each side of the anther breaks. 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
. A textbook of botany for colleges and universities ... Botany. SPERMATOPHYTES 259. Fig. 579. — Transverse section of a young anther of lily, showing the four sporangia well advanced. — After Coulter. spores of a sporangium cling together in one mass, called the pollinium. As the four sporangia of an anther increase in size (fig. 579), the sterile tissue separating the two sporangia on each side of the anther breaks. 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