THE GREAT GROUPS OF PLANTS 251 



6c. Angiosperms (Angiospermae; Anthophyta (Braun)) 

 Two cotyledons, leaves net-veined, parts of the flower in s's or 4*3 



DlCOT YLED ONS 



Apetalce (petals wanting) 



1. Casuarinales 8. Fagales 



2. Piper ales 9. Urticales 



3. Salicales 10. Proteales 



4. Myricales n. Santalales 



5. Leitneriales 12. Aristolochiales 



6. Balanopsidales 13. Polygonales 



7. Juglandales 14. Chenopodiales 



Polypetaltz (petals distinct wanting in a few exceptional cases) 



1. Ranales 8. Mai vales 



2. Papaverales 9. Parietales 



3. Sarraceniales 10. Opuntiales 



4. Rosales n. Thymeliales 



5. Geraniales 12. Myrtales 



6. Sapindales 13. Umbellales 



7. Rhamnales 



Sympetalce; Gamopetala (petals more or less united) 



1. Ericales 6. Plantaginales 



2. Primulales 7. Rubiales 



3. Ebenales 8. Valerianales 



4. Gentianales 9. Campanulales 



5. Polemoniales 



One cotyledon, leaves usually parallel-veined, parts of the flower in 3's 

 or 6's MONOCOTYLEDONS 



1. Naiadales 6. Arales 



2. Pandanales 7. Xyridales 



3. Graminales 8. Liliales 



4. Palmales (Principes) 9. Scitaminales 



5. Cyclanthales (Synanthae) 10. Orchidales 



