LIST OF ILLUSTRATIONS 



PAGE 



Fig. I. Marchantia polymorpha, appendages of ventral 



scales 236 



Fig. 2. Marchantia polymorpha, anatomical details . 239 



Fig. 3. Marchantia plicata, appendages of ventral scales 243 

 Fig. 4. Marchantia plicata, anatomical details . . 245 



Fig. 5. Marchantia Bcrteroana, appendages of ventral 



scales and other anatomical details . . . 250 

 Fig. 6. Marchantia paleacea, ventral scales . . . 257 

 Fig. 7. Marchantia paleacea, portions of ventral scales . 259 

 Fig. 8. Marchantia paleacea, anatomical details . . 262 

 Fig. 9. Marchantia breviloba, plants, natural size, and 



various anatomical details .... 267 



Fig. 10. Marchantia domingensis, appendages of ventral 



scales ........ 275 



Fig. II. Marchantia .domingensis, epidermal pores of 



thallus 277 



Fig. 12. Marchantia domingensis, anatomical details . 279 

 Fig. 13. Marchantia papillata, appendages of ventral scales 



and other anatomical details .... 284 

 Fig. 14. Marchantia Bescherellei, anatomical details . 289 



Fig. 15. Marchantia chenopoda, appendages of ventral 



scales 294 



Fig. 16. Marchantia chenopoda, appendages of ventral 



scales ........ 298 



Fig. 17. Marchantia chenopoda, appendages of ventral 



scales 301 



Fig. 18. Marchantia chenopoda, appendages of ventral 



scales 303 



Fig. 19. Marchantia chenopoda, epidermal structures of 



thallus 305 



Fig. 20. Marchantia chenopoda, anatomical details . . 309 



