PLATE XXXIV. 

 Chura denudata Braun. 



ITO. 



1. Plant, natural size, from Brittas Lough, Westmeath. 



2. Base of whorl, with one entire branchlet. X 15. 



3, 4. Portions of stem, showing nodes, bases of branchlets and 

 rudimentary cortex, x 32. 



5. Upper (sterile) branchlet-node showing rudimentary cortex. 



X 32. 



6. Fertile branchlet-node showing antheridium and young 



oogonium. X 32. 



7. Fertile branchlet-node with mature oogonium. X 19. 



8. Oospore. X 32. 



