Carpenter, William Benjamin, 1813-1885 · London : John Churchill · leaf 320
Cosmarmm hotrytis :—A, mature frond;B, empty frond; c, transverse view; n, spo-rangium with empty fronds. CONJUGATION OF FILAMENTOUS DESMIDIACE.E, 297 170. The mode in which conjugation takes-place in thefilamentous species constituting the Desmidiece proper, is, how- FiG. 76. A. … Closterium striatolum:—A, ordinary frond; b, empty frond;c, two fronds in conjugation. ever, in many respects different. The filaments first separateinto their component joints; and when two cells approach inconjugation, the outer cell-wall of each splits or gapes at thatpart which adjoins the…
Microscopy
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