io Vaizey . — On the Sporophyte of Splachnnm luteum. 
Fig. io. Part of a similar section drawn on a larger scale, pal. — palisade- 
parenchyma. sp. s = spore-sac. (Zeiss A, oc. 2, reduced to one-half.) 
Fig. 11. Similar section of the edge of the apophysis showing the relation of 
epidermis and mesophyll (mes). (Zeiss obj. oc. 2.) 
Fig. 12. Epidermis ( ep ) and parenchyma from the upper side of the apophysis. 
(Zeiss D, oc. 2.) 
Figs. 13, 14. Views of stomata in transverse and longitudinal section, ep — 
epidermis, g. st. — guard-cell of stoma. (Zeiss D, oc. 2.) 
Fig. 15. Young stoma in surface view. (Zeiss D, oc. 2.) 
Fig. 16. Stoma and surrounding cells from a full-grown apophysis. (& obj., 
oc. 1.) 
Fig. 17. Section through the guard-cells and epidermal cells from a transverse 
section of the apophysis of Splachnnm luteum. 
Fig. 18. Section through a stoma of Polytrichwn commune. g= guard-cell. 
ep = cells of epidermis, c — cortical parenchyma. 
Fig. 19. Epidermis from the sporangium of Splachnum luteum in transverse 
section. 
