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 473
infrequently the chromosomes have their polarends bent hookwise. Between the moment when we saw the 1 436 XXXII. CELL-DIVISION AND NUCLEAR DIVISION. threads coarsely granular (Fig. 153, 2) and this stage, over anhour may have elapsed. The chromosomes appear nearlyhomogeneous, but with a higher… … FiQ. 153.—Tradescantia Virginica. Processes of division in the cells of thestaminal hairs. Fig. 1, with a resting nucleus in its lowest cell, and au upper cellwhich has just divided. Fig. 2, with a coarsely granular nucleus showing obliquestriation. Figs. 3-11, successive stages of division…
Botany · Plant physiology · Microscopy
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