TABLE OF CONTENTS. XI 



PAGR 



TRANSITION FROM THE CRYPTOGAMS TO THE PHANEROGAMS . . . 234 



Asexual Generation of the Cormophytes 234 



Sexual Generation ; Fertilisation 243 



DIVISION IV. GYMNOSPERM^E . . .251 



Class 1. CYCADE^E (CYCADS) ......... 252 



2. CONIFERS (PINE-TREES) 255 



Family 1. Taxoideaj 259 



2. Pinoidea 262 



Class 3. GNETE^I 270 



Fossil Gymnosperms 271 



DIVISION V. ANGIOSPERM^E . . .273 



Class 1. MONOCOTYLEDONES 274 



Family 1. Helobiera .278 



2. Glumiflorffl .283 



3. Spadiciflorse 297 



4. Enantioblast89 308 



5. Liliifloraa 309 



6. Scitaminea 323 



7. Gynandrse 328 



Class 2. DICOTYLEDONES 334 



Sub-Class 1. Choripetalce 337 



Family 1. Saliciflorffi 337 



2. Casuariniflone 339 



3. Querciflorae 340 



,, 4. Juglandiflorsa 349 



5. Urticiflorffi 351 



,,, 6. Poly goni floras 358 



,, 7. Curvembryaa 363 



^,,, 8.' Cactifloree 375 



9. Polycarpicea 377 



10. Ehoeadinse 393 



11. Cistiflor 406 



,, 12. Gruinales . .416 



,, 13. Columniferra 421 



14. Tricoccse 430 



15. Terebinthina? 435 



16. Aesculinas 439 



17. Frangulin89 443 



18. ThymelaeineD 448 



19. Saxifraginee 451 



20. EosiflorssK 456 



21. Leguminosse/ 466 



22. Passiflorin 475 



23. MyrtifloraB 482 



^ 24. UmbelliflorsB/ 490 



25. Hysterophyta 498 



