. Carnegie Institution of Washington publication. 162 ARCHEGONIATES. the first division of the fusion nucleus in Ginkgo biloba (Fig. 67, A, B, C, D). These processes agree closely with those in Cycas. In Ginkgo, however, the male nucleus at the time of fusion is relatively small, being less than one-tenth the size of the female nucleus. As in Cycas and Zamia, the male nucleus becomes completely imbedded in ^l^^]Si^;S^^. 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 ma
. Carnegie Institution of Washington publication. 162 ARCHEGONIATES. the first division of the fusion nucleus in Ginkgo biloba (Fig. 67, A, B, C, D). These processes agree closely with those in Cycas. In Ginkgo, however, the male nucleus at the time of fusion is relatively small, being less than one-tenth the size of the female nucleus. As in Cycas and Zamia, the male nucleus becomes completely imbedded in ^l^^]Si^;S^^. 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 Carnegie Institution of Washington. Washington, Carnegie Institution of Washington
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