Handbook of practical botany for the botanical laboratory and private student (1908)
Strasburger, Eduard, 1844-1912, Hillhouse, William, 1850-1910 · London, S. Sonnenschein; New York, Macmillan · leaf 297
is to be considered asa stage in the development of another alga. The form (Fig. 98)which we take from an old tree trunk comes under the nameProtococcus viridis {Pleurococcus vulgaris). We examine it witha strong magnifying power, and find it composed of globular cells,isolated or united into small… … shows, a number of chromatophores are present, which, inlateral contact, occupy the exterior of the cell-contents. Where their contact is not com-plete, the colourlessembedding protoplasmcomes into view. Moreor less in the middle ofthe cell, but not usuallyvisible without the helpof reagents, lies…
Botany · Plant physiology · Microscopy
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