RHODOPHYCE, OR FLORIDEZ 225 
the cover-glass the points of the branches may be 
resolved into their component filaments, each with 
its apical cell and each exhibiting its history of 
division. All three genera (Champia, Chylocladia, 
and Lomentaria) have hollow tubular fronds filled 
with a gelatinous substance which also coats the 
Fic. 71.—a,Chylocladia kaliformis, carpogonial branch with trichogyne ; b, 
fusion of cells of carpogonial branch to form one cell; c, the fertilised auxiliary 
cell with the’ two nuclei near each other ; a, optical section of young fruit 
highly magnified. (After Hauptfleisch.) 
outer wall. The first two have diaphragms inter- 
rupting the continuity of this tube, the last has 
none. With various minor.modifications their repro- 
ductive processes, which have been studied in great 
detail by Hauptfleisch, are essentially the same and 
typical of the family. In Chylocladia haliformis the 
Q 
