PLATE XXXI. 

 Chara hispida Linnaeus. 



FIG. 



1. Plant, natural size, from Whittington, Salop. 



2. Portion of stem showing spine-ceUs, stipulodes and base of 



whorl. X c. 10. 



3. Transverse section of stem. X c. 10. 



4. Apex of branchlet. X c 15. 



5. Fertile branchlet-node. X c. 20. 



6. Oospore. X c. 35. 



