212 FERTILISATION OF THE GOODENIACE^. 



from dew, but I shall enter into this more fully in another contri- 

 bution. Mr, Cheeseman gives a most interesting account of the 

 visits of insects to the floweis. He finds that the most frequent 

 visitors are Diptera, but Hymenoptera, including the hive-bee. 

 and ants also frequent the flowers, as does a day-flying moth, 

 Leptosoma cmnulatum. 



EXPLANATION OF PLATE XVI. 



Sccevola snaveolem. 



-Brush-like hairs on petals. 

 -Anthers and indusium in eai'ly bud. 

 -Anthers in advanced bud ready to dehisce. 

 -Style grown up and anthers emptied of pollen. 

 -Cup full of pollen before closing. 



-Indusium cut open, showing immature stigma at the bottom. 

 -Indusium closed on pollen. 



-Mouth of closed indusium, showing strainer of hairs. 

 -Bud bursting from bending of style. 

 Fig. 10. — Stigma outgrown from indusium. 



Sccevola hispida. 



Fig. 11. — Ridges and hairs on petals. 



Fig. 12. — Indusium, showing 4-angled shape. 



Fig. 13. — Position of indusium and mature stigma in flower. 



Selliera radicans. 



Fig. 14.— a, Indusium showing hairs on margin ; h, closed, showing strainer 



of hairs. 

 Fig. 15. — Stigma outgrown. 



Fi". 16. — Stigma outgrown, with corners bent down ; from below. 

 Fig. 17. — Stigma outgrown, with corners bent down ; from side. 



Brunonia australis. 



Fig. 18. — Open indusium, showing rib round mouth. 



Fig. 19. — Indusium closed. 



Fig. 20.— Indusium with outgrown stigma. 



