Fig. 460: Ranunculus flammula var. oralis: a, petals, showing the shallow nectari- 

 ferous pit, X 8; b, flower, the petals much longer than the sepals, x 3; c, habit, show- 

 ing the slender arching stolons and the erect leaves, x %; d, horizontal stolon, x --,; e, 

 mature achenes, showing variation in size and shape of beak, x 20; f, mature fruiting 

 head, x 6. (From Mason, Fig. 240). 



