608 



BOTANY 



TART II 



Order 17. Frangulinae 



Shrubs or trees with inconspicuous, actiiiomorphic, tetramerous or 

 pentamerous flowers. There is only one whorl of stamens, which are 



A o 



B o 



Fig. 017. — Floral diagrams of A, Rhamnus cathartica 

 (represented as hermaphrodite) and B, lih. 

 Frangula. (After Eichler.) 



Fig. Gl^i.—Rhammis Frangula. Flower 

 cnt through longitudinally, a, Re- 

 ceptacle ; 6, calyx ; c, petal ; (/., a 

 stamen; c, pistil (magnified). (After 

 Bero and Schmidt.) 



antipetalous. Flowers hypogynous or perigynous. Ovary composed 



Fi(i. (Jl!i. — Uhdmuiisfrniifjidn (A nat. size). Flowering 

 branch and portion of a branch bearing fruits. 



Fig. 620. — Vitis vlnifera. Ojiening 

 flower, (i, Calyx ; h, corolla ; c, 

 disc ; d, stamens ; e, ovary (mag- 

 nilied). (After BEEcand Schmidt.) 



Fig. (121. — Floral diagram of A mpd- 

 opsis hederacea. (After Eicni.Eit.) 



of two to four carpels with one or two erect ovules in each loculus. 

 Disc intrastaminal. 



