458 BOTANY 



Order II. Primulales 



Ovary ^y-seeded { ^ i" 



Ovary 1-seeded " 3. Plumbaginacese 



Order III. Ebenales 



Suborder Sapotineae 



Seeds erect fam. 1. Sapotacese 



Suborder Diospyrinese 

 [ fam. 1. Ebenaceae 



Seeds pendulous '. ! " 2. Styracacese 



[ " 3. Symplocaceae 



Order IV. Contortae 



Suborder Oleineae 



Two stamens fam. 1. Oleacese 



Tetramerous, endosperm absent " 2. Salvadoraceae 



Suborder Gentianinese 



Ovary bilocular fam. 1. Loganiacege 



" unilocular " 2. Gentianacese 



Milky juice, styles united " 3. Apocynaceae 



" " styles free, but stigmas co- ]' 



herent . . J ' Asclepiadacese 



Order V. Tubiflorae 



Suborder Convolvulineae 



Corolla folded, convolute; flowers ac- J fam. 1. Convolvulacese 

 tinomorphic [ " 2. Polemoniacese 



Suborder Borragininese 



Fruit a capsule, nutlet, or pod, flowers / fam. 1. Hydrophyllacese 

 Uctinoinorphic [ " 2. Borraginaceae 



Suborder Verbenineae 



Zygomorphic, fruit drupe or pod fam. 1. Verbenacese 



Zygomorphic, fruit nutlet " 2. Labiatae 



Suborder Solanineae 

 Fruit separating into nutlets fam. 1. Nolanaceae 



Fruit a berry or capsule 

 Ovary bilocular, endosperm . 



no endosperm . 



quadrilocular 



Parasites 



Stamens normal , 



with S-shaped thecse . 



Ovary unilocular, placenta central. 



unilocular or bilocular, 1-seeded . 



2. Solanacese 



3. Scrophulariacese 



4. Bignoniacese 



5. Pedaliacese 



6. Martyniaceae 



7. < )robanchaceae 



8. Gesneriaceae 



9. Columelliacese 



10. Lentibulariaceae 



11. Globulariacese 



