Carpenter, William Benjamin, 1813-1885 · Philadelphia : Blakiston · leaf 468
cles (Fig. 216), which may often be found in allstages of development, and are structures of singular beauty.They contain, when mature, a number of little green round oroblong discoidal gemmce, each composed of two or more layers ofcells; and their wall is surmounted by a glistening fringe of… … Gremmiparous Coiiceptacles of Marchau-tla pohjmorpha:—A, conceptacle fully ex-panded, rising from the surface of thefrond, «, a, and containing gonidial disksalready detached:—B, first appearance ofconceptacle on the surface of the frond,showing the formation of its fringe by tin-splitting of the…
Microscopy · Biology
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