348 



NATURAL HISTORY OF PLANTS. 



the Great Burnet' (Fr., Grande PimpreneUe; figs. 397-399), we shall 

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

 calyx and audroceuni tctranierous. The receptacle forms a sac, whose 



SanguUorha officinalis. 



Fio. 399. 

 Longitudinal section of flower. 



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

 more opposite each sepal than 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 



Sanguliorha Poterlum. 



Fio. 401. 

 Hcrniaplirodite flower. 



Kio. \()2. 

 Loiifj. Hootion of liermaphrodite (lower. 



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

 The gynicceum consists of a sin^de carpel alternating with two of 

 the sepals^ (and consequently with two stamens) inserted in tlio 

 bottcjin ol" the receptacular sac. Its ovary is free, one-celled, sur- 



' Sanf/ui»orl>n officiiinliii L.. Spec, 169. — 8. overlapping edgen, and Htill more i«o tlian tlie 

 »abautla Mihl., Difl., n. 'I. midribs. 



■^ I'avkk {op. cH., Dlii) BavH that it ixaltiTiiute 



- Tiic overlapped iMlgeH of the hejHiU me ninre " wiili tlie anterior cepal on the one hnnd. and 

 iiieuibninouit and loloined. iind tiiinner tlmii thr ow of the lutenil nepaJH on the otliei." 



