194 
Batters . — On Schmitziella. 
EXPLANATION OF PLATE X. 
Illustrating Mr. Batters’ paper on Schmitziella. 
Fig. i. Cladophora pellucida , Kiitz., and Schmitziella endophloea , Born. & Batt. 
Natural size. 
Figs. 2-5. Various stages in the development of the thallus of Schmitziella. 
* 750 - 
Fig. 6. Marginal portion of a young specimen, showing the branching and the 
manner in which the pseudo-parenchymatous layer is formed, x 750. 
Fig. 7. Portion of thallus more mature, x 750. 
Fig. 8. Vertical section through a young branch of Cl. pellucida , showing sec- 
tion of the thallus of Schmitziella. x 750. 
Fig. 9. Transverse section through a tetrasporic sorus. x 750. 
Fig. 10. Bispores from a Torquay specimen, x 1000 
Fig; 11. Tetraspores from a Cherbourg specimen. x 1000. (From a sketch 
by Dr. Bornet.) 
Fig. 12. Transverse section through a young cystocarpic sorus showing tri- 
chogynes. x 750. 
Fig. 13. Transverse section through a nearly mature cystocarpic sorus. x 750. 
Fig. 14. Carpospores from same, x 1000. 
