. Botany for high schools. Botany. THE GYMNOSPERMS On the germination of this and the estabHshment of the Zamia plant the Hfe history is complete. 535. Gingko.—Gingko (Gingko biloba) is a very interest- ing tree. It is a native of China and is now widely grown in. Fig. 371. Zamia. Germinating pollen grain in more advanced stage, the pollen tube with nucleus of tube cell not shown. The cen- tral cell has divided into two cells; the one at the left is the /enerative or body cell preparing ', divide into the two sperms. ;e prothallia cell at the left is out into the other cell ^rslalk cel
. Botany for high schools. Botany. THE GYMNOSPERMS On the germination of this and the estabHshment of the Zamia plant the Hfe history is complete. 535. Gingko.—Gingko (Gingko biloba) is a very interest- ing tree. It is a native of China and is now widely grown in. Fig. 371. Zamia. Germinating pollen grain in more advanced stage, the pollen tube with nucleus of tube cell not shown. The cen- tral cell has divided into two cells; the one at the left is the /enerative or body cell preparing ', divide into the two sperms. ;e prothallia cell at the left is out into the other cell ^rslalk cell) derived from the division of the central 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 Atkinson, George Francis, 1854-1918. New York, H. Holt and Company
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1910
