Elementary botany . e. D, same with carpospores developing fromprocarp cell. E, male branch with one-celled antheridia. F, same with some ofantheridia empty. (After Schmitz.) and Lemanea the formation of the spores is very simple. The procarp isstimulated to growth, and buds in different directions, producing branchedchains of spores (carpospores). The carpospores form a rather compact A t G& CON TIN UED: CLA SSlFl CA T10N. 173 cluster called the sporocarp, which means spore-fruit or spore-fruit Batrachospermum it is seen as a compact tuft in the loose branching, inNemalion it lies in
Elementary botany . e. D, same with carpospores developing fromprocarp cell. E, male branch with one-celled antheridia. F, same with some ofantheridia empty. (After Schmitz.) and Lemanea the formation of the spores is very simple. The procarp isstimulated to growth, and buds in different directions, producing branchedchains of spores (carpospores). The carpospores form a rather compact A t G& CON TIN UED: CLA SSlFl CA T10N. 173 cluster called the sporocarp, which means spore-fruit or spore-fruit Batrachospermum it is seen as a compact tuft in the loose branching, inNemalion it lies in the surface of the cortex, while in Lemanea the sporo-carps lie at different positions in the hollow tube of the sexual shoot. 376. Gonidia in the red algae.—The common type of gonidium in the redalgae is found in the tetraspores. A single mother cell divides into four cellsarranged usually in the form of tetrads within the tetrasporangium. InCallithamnion the tetrasporangium is exposed. In Polysiphonia, Rhab-. Fig. 184. A red alga (Callithamnion), showing spor-angium A, and the tetraspores dischargedB. (After Thuret.)
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Keywords: ., bookauthoratk, bookcentury1900, bookdecade1900, booksubjectbotany
