Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 639
ften be found in all stages of develop-ment, and are structures of singular beauty. They contain whenmature a number of little green round or oblong discoidal gemmae,each composed of two or more layers of cells ; and their wall is sur-mounted by a glistening fringe of 1 teeth, whose edges are… … time when the conceptacle and its contents are first making theirway above the surface. The little gemmffi are at first evolved assingle globular cells, supported upon other cells which form theirfootstalks ; these single cells, undergoing binary subdivision, evolvethemselves into the gemmae; and…
Microscopy
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