496 ANDREWS: PROTOPLASMIC STREAMING IN MUCOR 
FG. 4x4 
Fic. 6, 7, 8. Unbranched young filaments of Mucor stolon ifer. 
G.9. Branched filament of Mucor stolonifer showing streaming an 
pate at the point of branching. 
The direction of streaming is in all cases shown by the arrows. 
d division of 
