ELEMENTS OF STRUCTURAL BOTANY, 



49 



pIii/UoHs. Stripping off the leaves of the 



perianth we find six stamens, with long 



upright anthers which open along their 



outer edges. If the anthers he pulled off, 



the filaments will he found to terminate 



in long sharp points. 



The pistil (Fig. 73) has its three parts, ^'^- ^^• 



ovary, style, and stigma, well marked. The 



stigma is evidently formed hy the union of 



three into one. The ovary, when cut across. 



Fig. 74. i^ ^^^^ ^° ^^ three-celled (Fig. 74), and is 



therefore syucarpous. 



64. Trillium. This plant (Fig. 7o) may be found 

 in flower about the same time as the" one just described. 

 The perianth of Trillium consists of six pieces in two 

 sets, but in this case the three outer leaves are green, 

 like a common calyx. The stamens are six in num- 

 ber. There are three styles, curving outwards, the 

 whole of the inner side of each being stigmatie. 



