12 



OVARY SUPERIOR. 



Corolla regular. C. 



Corolla irregular. D. 



C. 

 COROLLA REGULAR. 



Flowers dioecious, monoecious, or polygamous. 1. 



Flowers perfect. 2. 



1 Fruit a 1-3-celled berry. CII Ebenace^. 



1 Fruit a drupe or many seeded berry. C MyrsinevE. 



2 Stamens 5, monadelphous. Pollen in masses 



(pollinia). CVII Asclepiadace^.. 



2 Stamens 2, on corolla tube. CIV Oleace^. 



2 Stamens opposite coroUa lobes. 3. 



2 Stamens alternate with corolla lobes. 4. 



3 Herbs with capsular fruit. XCIX Primulace^. 



3 Trees. Fruit a drupe or berry. CI Sapotace^. 



3 Shi'ubs, erect or climbing, or herbs. Fruit 



a utricle. XCVEII Plumbagine^. 



4 Leaves alternate. 5. 



4 Leaves opposite or whorled. 6. 



4 Leaves radical. CXXVII Plantagine^. 



5 Stamens didynamous. 7. 



T) Stamens equal or nearly so. 8. 



7 Herbs or undershrubs. Anthers 1 -celled. CXXIV Selagine^. 



7 Herbs, undershrubs or trees. Anthers 



2-ceUed. CXXV VerbenacevE. 



8 Shrubs or herbs. Ovary 1-2-celled, many 



seeded. CXIV Sol.\xace^. 



8 Shrubs or herbs. Ovary 2-4-celled. Ovules 



solitary. CXII Bohagine^. 



6 Trees or undershrubs. 9. 



6 Herbs. 10. 



9 Leaves stipulate. Calyx 4-6-fid. Stamens 



4-6. CVin LOGANlACEy}-:. 



9 Leaves exstipulate. 11. 



1 1 CoroUa 5-lobed. ^Estivation valvate or con- 

 torted. Juice milky. CVI ApocYNACEyE. 



11 Corolla 5-fid. J^stivation plaited. Juice 



watery. CXIV Solanacej;. 



11 Corolla irregular or subregular. Fruit a 

 drupe with 2-6 pyrenes, or dry, and of 

 2-4 separable nuts. CXXV Verbenace^. 



11 CoroUa regular, 4-lobed. '*^tamens 8. Leaves 



linear. XCIIl EfiiOACEiE. 



10 Ovary 1-2-ceUed, manv seeded. CIX Gentiaxi^^:. 



10 Ovary 2-4-ceUed. Cells 1-2-ovuled. CXXV VERBENAOEiE. 



