Bxplauatiou of Plate II. 



Phytxiphihora Meadii n, sp. on Hevea hrasilicnsis. 



Figa. 1 — 16. Sporangia, x 500. 



Fig. 16. Zoospores, x 500. 



,j 17. Papillte of •porangia, x 500. 



J, 18. Hyphio with irregularly thickened branaverse 

 walls, X 1,000. 



,, 19. Mycelium, x 240. 



,, 20. Germinating zoospoies, x 500. 



,, 21. Sporangia with long conidiophores, x 2604 



Figs. '2'2i — -5. Developiuy kpuranyif*, x 6ti. 



