Nr. Il SUBAFRIAL ALGAE FROM SOUTH AFRICA 41 



PI. XIII. 



Fig. 306 — 312. Phijsoliniim monile (De Wildem.) Printz nov. comb. 



Larger and smaller parts of thalli with aplaiiospo- 



rangies. In fig. 308, an open, partly emptied aplano- 



sporangium; in fig. 310, a quite emptied sjjorangium. 



Pig. 311. with crenulale membrane. 



PI. XIV. 



Fig. 313-^316. Atrnctella affiæa nov. gen. el spec. 

 Fig. 317 — 327. Dactijlococcopsis rhaphidioidcs ibrma siibtortiiosd n. f. 

 Fig. 328 — 336. Dactijlococcopsis rJiapliidioides formå fcdcifonjiis n. f. 

 Fig. 337 — 341. Microcyslis amethijstina var. vinea nov. var. 

 \i)X0savcina concinna nov. g 

 vSpecimens of various size. 



