130 FAMILIAR LESSONS IN BOTANY. 



tt ttt Stamens fewer than tJie petals. 



Stamens 2. Petals 4, cruciform. Fruit a silicle CnuciFERiE. 



2-3. 5. Flowers regular. Leaves opposite CARYOPHYLLACEiE. 



4. 5. irregular. alternate Krameriace^e. 



** Stamens and petals inserted on the calyx or on a more or less perigynous disk. 

 t Calyx not adherent to the ovary. 

 tt Stamens as many as the]7etals. 



Stamens monadelphous around the stalk of the ovary Passiflorace.e. 



separate opposite the petals. 



Calyx truncate. Ovules 2 in each cell. Woody vines ^ Vitace.e. 



valvate. single in the cells. Trees, shrubs Riiamnace^. 



Stamens separate, alternate with the petals. 



Leaves opposite. Calyx persistent. Capsule 2-4-celled Lythrace.e. 



Trees or shrubs. 



Fruit a double samara. Leaves opposite. Styles 2 AcEnACE^. 



a drupe. Ovary 1-celled. Albumen none Anacardiace-e. 



2-5-celled. Seeds with albumen ) Celastrace^. 



Fruit a capsule. Capsule fleshy. Seeds ariled j 



2-celled, 2-beaked. Leaves simple... .Escallondble. 



tt tt Stamens more numerous than the petals. 



Ovaries more than one. 



Leaves alternate, stipulate Rosacea. 



exstipulate. Succulent herbs Crassulaceje. 



opposite, exstipulate. Sepals and petals numerous.. Calycanthace^e. 



Ovary solitary, 1-celled. 



Fruit a drupe. Style arising from the base of ovary CHRYSOBALANEiE. 



Style terminal. Ovules pendulous Ajiygdale^. 



Fruit a legume. Flowers mostly irregular Leguminosje. 



Ovary solitary, 2-celled. 



Style single. Leaves simple, opposite or whorled Ltthrace^. 



compound, dotless. Petals imbricated Sapindace^e. 



Styles 2. Leaves alternate. Fruit a capsule SAXirRAOACE^. 



opposite. Fruit a double samara Acerace^. 



Style 2-3, each 2-3-parted. Capsule 2-3-celled EuPHORBiACEiE. 



tt Calyx adherent to the ovary. 



ITerbs. 



Ovary 1-celled. Capsule and 2-lobed calyx, circumscissile PoRTrxACACE^. 



3-valved. Calyx 5-parted. Leaves rough. 



LOASACE^. 



Ovary 2-6-celled. 



Style single. Anthers opening by a terminal pore. Leaves ribbed. 



Melastomace^. 



lengthwise. Leaves ribless Onograce^. 



Styles or stigmas 2 or more. 



Flowers umbelled. Fruit dry, separating into two pieces Ujibelltfer-t:. 



a berry-like, of 2-5 nutlets Araliace^. 



