Explanation of Pl. VII. 



S^iJuemnUius saherijioras irAYATA. 



Fig. 1. Tli(3 plant. 



2. Coinponnd licad. 



3. Ycrtical scctiou of tlie ,samc. 



4. A singlc hcacl. 

 .3. A fcmalc flower. 



6. A hiscxnal flowcr. 



7. Stamcns. 



