SYSTEM OF BE NTH AM AND HOOKER, 



186293. 



I. DICOTYLEDONES (as above). 



I. Polypetalae (fl. usually with two whorls of perianth, the inner 

 polyphyllous : exceptions as in Engler's system) : 



SERIES I. THALAMIFLORAE. Sepals usu. distinct and 

 separate, free from ovary; petals i-, i- to oo -seriate, hypog. ; sta. 

 hypog., rarely inserted on a short or long torus or on a disc ; ovary 

 superior. 



Order i. Ranales (sta. rarely definite; cpls. free or immersed in 

 torus, very rarely united ; micropyle usu. inferior ; embryo minute in 

 fleshy albumen : 



i. Ranunculaceae. 2. Dilleniaceae. 3. Calycanthaceae. 4. Mag- 

 noliaceae. 5. Anonaceae. 6. Menispermaceae. 7. Berberideae. 

 8. Nymphaeaceae. 



Order 2. Parietales (sta. definite or oo ; cpls. united into a i-loc. 

 ovary with parietal placentae, rarely spuriously 2- or more-loc. by pro- 

 longation of placentae) : 



9. Sarraceniaceae. 10. Papaveraceae. ii. Cruciferae. 12. Cap- 

 parideae. 13. Resedaceae. 14. Cistineae. 15. Violarieae. 16. 

 Canellaceae. 17. Bixineae. 



Order 3. Polygallnae (K and C 5, rarely 4 or 3 ; sta. as many or 

 twice as many as petals; ovary 2-, rarely i- or more-loc.; endosperm 

 fleshy, rarely absent ; herbs or shrubs with exstip. 1.) : 



1 8. Pittosporeae. 19. Tremandreae. 20. Polygaleae. 21. Voohy- 

 siaceae. 



Order 4. Caryophyllinae (fl. regular; K 2 5, rarely 6 ; petals usu. 

 as many; sta. as many or twice as many, rarely more or fewer; ovary 

 i-loc. or imperfectly 2 5-loc. ; placenta free-central, rarely parietal; 

 embryo usu. curved in floury albumen) : 



22. Frankeniaceae. 23. Caryophylleae. 24. Portulaceae. 25. 

 Tamariscineae. 



Order 5. Guttiferaks (fl. regular; K and C usu. 45, imbr.; sta. 

 usu. oo ; ovary 3 co -loc., rarely 2-loc. or of i cpl. ; placentae on inner 

 angles of loculi): 



26. Elatineae. 27. Hypericineae. 28. Guttiferae. 29. Tern- 

 stroemiaceae. 30. Dipterocarpeae. 31. Chlaenaceae. 



Order 6. Malvales (fl. rarely irregular ; K 5, rarely 2 4, free or 

 united, valvate or imbr. ; petals as many or o ; sta. usu. oo , mona- 

 delphous; ovary 3 co -loc., rarely of i cpl.; ovules in inner angles of 

 loculi) : 



32. Malvaceae. 33. Sterculiaceae. 34. Tiliaceae. 



