8 KEY AND FLORA 



n. ChoripetalOUS Division. Calyx and corolla both present, the petals not united. 



Stamens more than 10. 



(1) Trees, sbrubs, or woody vines. 

 {a) Leaves alternate. 



* Ovary 1, simple. 



Fruit a drupe .... 



** Ovary 1, compound ; fruit dry. 



Ovary 5-celled, 1-2-seeded at maturity 

 Ovary 3-celled, many-seeded . 

 *** Ovary 1, compound; fruit fleshy 

 *#«* Ovaries numerous. 



t Leaves with stipules. 



Stamens inserted on the receptacle 

 Stamens many, monadelphous 

 Stamens inserted on the calyx 

 tt Leaves not -with stipules. 

 Small trees . 

 (fc) Leaves opposite ; fruit dry. 

 Ovary single, 3-5-celled 

 Ovaries several, inclosed by the calyx tube 



(2) Herbs. 



(a) Ovary single, simple ; fruit a berry 

 (6) Ovaries several, simple. 



Stamens inserted on the receptacle 

 Stamens inserted on the calyx . 

 (c) Ovary compound. 



Aquatic herbs, leaves flat . .... 



Marsh herbs, leaves tubular 

 Terrestrial herbs. 

 * Ovary 1-celled. 



PlacentEB central, juice watery 

 Placentse parietal, juice milky or colored 

 PlacentEe 2, parietal , . ... 



Placentse 3 or more, parietal. 

 Leaves alternate . . ... 



Leaves opposite 

 Leaves apparently wanting ; stems fleshy 



* * Ovary several-celled ; stamens monadelphous 

 *** Ovary 3-eelled; stamens not much if at all 



monadelphous ; stems fleshy, juice acid . 



Page 



30. Purslane 

 39. Poppy . 



41. Caper . 



42. Mignonette 



66. St. John's-wort 



70. Cactus . 



65. Mallow. . . 



9. Begonia 



76 



96 



. 107 



. 108 

 160 

 166 

 158 



164 



