

2 



THALAMIFLOR^. 



5. 

 11. 

 21. 



7. 



1. 



1. 



b. Leaves without stipules, 



FuMARiACE^. Stamens 6, diadelphous. Fruit 1-celIed 

 PoLYGALACE^. Stameiis 8, diadelphous. Fruit 2-celled 



F^uu's^cdled ^^^'"^''^ ^' ^''^™'^"^^ distinct; anthers cohering. 



Eesedace^. . Stamens 10 or more, inserted on a glandular irregular 

 disk. Friut 1-celled, with three parietal placentas 



KANUNCULACE.E. Stamens numerous, without any conspicuon^ 

 disk. Fruit of 1-5 follicles, each with one sutural placento 



B. Flowers regular, or nearly so. 



a. Stamens 20 or more. 



EANUNCULACE.-E. Stamens distinct. Carpels 1 or more, sometimpo 

 cohering below, each with 1 style and 1 placenta. Leaves alter- 



J. J. M^ L U ■ 



PAPAVERACE.E. Sepals 2, caducous. Petals 4, Style 1 Pla 



centas 2 or more. Leaves without stipules. 

 Nymph^ace^_. Sepals 4— 6. Petals numerous. Stamens distinct 



btyle 1. Stigma rayed. Placentas several. 

 CisTACEiE Sepals 3, twisted in aBstivation, with usually 2 outer 



ones. Petals 5, fugacious. Style 1. Placentas several. 

 HypericacevE. Sepals 5. Petals 5. Styles several (3— 5). Leaves 



opposite, without stipules. 



TiLiACE/E. Sepals 4—5, all in the same whorl and valvate in esti- 

 vation. Petals 4—5. Stamens distinct. Style 1. Placentas 

 several. Leaves with stipules. 



Malvace^. Calvx valvate in asstivation. Petals 5. Stamens 

 united into a column. Leaves with stipules. 



b. Stamens 12 or fewer. Calyx tubular. 



[67. Plumbaginace^. Stamens as few as the petals, opposite to them 



and attached to their claws. Styles 5. Ovary 1-celled, with 1 

 ovule.] 



12. Frankeniace^. Stamens, if as few as the petals, alternate with 



and free from them. Style 1, 2-3-cleft. Ovules several, at- 

 tached to 3 parietal placentas. 



14. CARYOPHYLLACE.E, § SiLENE^. Stameus twice as many as the 



petals, btyles 2—5. Ovules numerous, attached to a central or 

 axile placenta. 



c. Stamens 12 or fewer. Calyx deeply divided, or sepals distinct. 



4. 

 3. 



8. 



18. 



17. 



16. 



1. KANUNCULACEiE. 

 [35. CRASSULACE.E. 



J 



* Carpels several^ distinct. 



Carpels very numerous, in several rows 

 Carpels in a single row.] 



** 



Carpels in a single roWy soUtari/y or 2—5 comhined. 



t Omry l-celled, with a free central placenta hearing 3 or more ovules. 



Anthers not opening hy recurved valves, 



[33. PoRTULACE^. Sepals 2. Petals 5. 



34. PARONYCHIACE.E. Sepals and petals 4—5, Leaves with stipules.] 

 14. LARYOPHYLLACE.E, § Alsi^te.e. Scpals and petals 4—5. Leaves 



without stipules. 



