576 



Avnals of flir South African Musem 



often run almost parallel for long distances (Fig. 36., B), but at 

 other points they are more or less coiled round one another (Fig. 36 B). 

 In rare cases filaments were observer] twining about one another in a 

 rope-like manner, as in S.funalis, W. & (4. S. West. 



Fig. 36. — Schizothrix polytrichoides, n. sp. .J. Small part of a branched fila- 

 ment, to show the general habit. B. One of the smaller branches. C, C. 

 Two separate trichomes. D. Part of a larger branch. E. Portion of a 

 smaller branch to show the thickened sheath. A, x 95; B, D. and E, x 

 450; C and C, x 780. 



The sheaths in the younger branches are narrow, not uncommonly 

 have a thickened edge, which is generally smooth, and are of a 

 brownish colour (Fig. 36, E). In the older parts, however, the 

 sheath becomes more or less diffluent, has a thin and often highly 



