DESCRIPTION OF PLATE I. 



(A diagram reproduced from Greene's Medical Diagnosis) 

 Plasmodia of three varieties. Stained by Wright's stain. 



In this plate the chromatin of the parasites is shown in red while the 

 pigment granules appear as black dots. 



THE QUARTAN PARASITE (P. malaria] 



1-9 Asexual multiplication. 10. Adult gametocyte. n. Normal red 

 cell. 12. Flagellating microgametocyte. 



THE TERTIAN PARASITE (P. V 



13-21. Asexual multiplication. 22. Flagellating microgametocyte. 



THE ^ESTIVO-AUTUMNAL PARASITE (P. fdlciparum) 



2 3~3 I - Asexual multiplication; 25 and 26 are doubly infected cells. 

 32-35. Gametocytes. 36, 37. Flagellating microgametocyte. 



