Carpenter, William Benjamin, 1813-1885 · Philadelphia : Blakiston · leaf 465
rger dark-coloured Algas. Hence in growing themartificially in Aquaria, it is requisite to protect them from anexcess of light; since otherwise they become unhealthy. Variousspecies of the genera Gerammm, Qriffithsia, Callithamnion, andPtilota, are extremely beautiful objects for low powers,… … Arrangement of Tetraspores in Carpocauhn mediterraneum:—A, entire plant; B, longitudinal ■ section of spore-bearingbranch. (N.B. Where only ihree tetraspores are seen, it ismerely because the fourth did not happen to be so placed asto be seen at the same view.) subdivision of the endochromes of…
Microscopy · Biology
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