LXXVI. ROSACES. 



383 



Comarum, &c.), or terminated by a feathery style (Dry as, Cercocarpus) , or drupeoles on 

 a usually dry receptacle (Rubus), sometimes fleshy (Strawberry). Seed pendulous, 

 rarely ascending (Geum, Dryas) ; radicle superior, or rarely inferior. 



PEINCIPAL GENERA. 



'Rubus, *Fragaria. Comarum. 



Sibbaldia. *Geum. Dryas. 



'Potentilla. 

 Waldsteinia. 



[Divided by Bentham and Hooker fil. into two tribes ; of which one, RUBBLE, 

 with an ebracteolate calyx and 2 pendulous ovules, contains but one genua, 

 Rubus ; the other, POTENTILLEJE, has usually a bracteolate calyx and always one 

 ovule. ED.] 



TRIBE V. SPIR^JACE^l, D.C. 



Spircea. Vertical section of flower (mag.). 



Spircta filipendula. 



Stem woody or herbaceous. 

 Leaves often exstipulate. 

 Flowers $ , axillary or ter- 

 minal, in a raceme, corymb, 

 cyme or panicle. Calyx 5- 

 partite, persistent. Petals 5. 

 Stamens numerous. Carpels usually 5, whorled, free, rarely connate, ripening 



Spiraea. Diagram. 



Spiraea. Pistil fmag.). 



