PLATE 4 



Parasitism of Kraheria canescens on different hosts. 



1, Aulo-parasitlsm of Kramerta ; only aubmergnd part of batistorium is shown. 2, detail from yovmg haustorial 

 cushion showing cells which form curving tissue of the mature organ. 3, Attachment of Krarneria on Eneelia 

 /arinoaa. 4, Penetration of haustorium to wood in root of Xenodora scabra. 5, Krameria on root of ParMmonia 

 mierophylla, showing plugging of ducts of host. The heavy red margin indicates extent of formation of cork in 

 hauslionum. 6, Attachment of Krameria roots to root of Prosopis ve lutina with formation of haustoria. 7, Attach- 

 ment of Krameria to Prosopis velutina, showing mature haustorium and its penetration info the woody cylinder of 

 host. 8, Attachment of Krameria, to root of Zizyphus parryi. 9. Attachment of Krameria, experimentally pro- 

 duced, to root of Parkinsonia aculeaia. 



Figure 2 X 362; figure 6X2; the other figures X 44. 



