

NATURAL HISTORY OF PLANTS. 



theGreiit JJurnet' (Fr., Grande P'uiipreneUe ; figs. 397-399), we shall 

 see that they are hermaphrodite, regiihir, and apetalous, with the 

 calvx and androceuni tetramerous. The receptacle forms a sac, whose 



Sanguisorha officinalis. 



Fio. 3i)8. 

 Flower. 



Ftg. 397. 

 lurioresceuce. 



Fig. 399. 

 Lonjritudinal section ol' tiower. 



opening is narrowed by the swollen borders of the disk, projecting 

 more opposite each sepal thiin in the four intervals. The four 

 calyx-leaves are inserted on the rim of the receptacle — one anterior, 

 one posterior, and two lateral, which are overlapped by the two 

 former in the bud.- The four stamens are also inserted in the throat 

 of the receptacle, superposed to the sepals ; each consists of a free 



Sanguisorha Poterium. 



Fig. 401. 

 Hermaphrodite flower. 



Fig. 400. Fig. 402. 



Infioresceiice. Long, section of hermaphrodite Hower. 



lilament, and an introrse two-celled anther, dehiscing longitudinally. 

 The gyna^ceum consists of a sinirle carpel alternating witli two of 

 the sepals* (and consequently with two stamens) inserted in the 

 bottom of the receptacular sac. Its ovary is free, one-celled, sur- 



' Sani/uisorha officinalis L., Spec, 169. — S. overlapping edges, and still more so than the 

 sabauda Mill., Did., n. 2. midribs. 



^ Patkr (op, cit., 513) says that it is alternate 



- Tlie ovcrlajjpcd edgi!» of till' sepals are more " wiih the anterior sepal on tlic one hand, and 

 niciubranons and coloured, and thinner thar. the one of the lateral sepals on the other." 



