2 



decay, so that not only is tin.- root it>elf \\m-ilili --. luit the 

 aerial shoot is hadly developed. The de<inietimi i> _'! illy 

 favoured hy UK 'ist rainy years. 



The malformation-; uf the rout are tin- re-iili of hyin-rtnijihy 

 of the host-cells due to a stimuln- exerted 1-y tin- plasmodium 

 of J'/tixiiiin/ii_ij>/it>/-<f, imt nnly on tin- conti-nt^ of c.-ll< inlmliiii-.l 

 hy it. luit aNo fxtendin.u into the cells of the wlmle neigh- 

 bouring tis-ne. The ci-lU so inlluenced enlar-v in size and 



. Effects on T 



(v. Tnln-iif I'lnit.) 



In 8 



dix'ided nji liy new cell-walls. The plasnmdiiini mak>^ 

 it- \\a\- from rell to cell \>\ means of ihe wall-]>it-. and 

 l.y al.-orhiii'j the contents it 'jiows and tills the uh"li- e.-ll. 

 I )n exliaii-tion of food, and \\ilhoiit |.iv\ioiis niclo-niv in a 

 memlirane. the j.la.-niodinm lorm> it--lt' into spores, 30 that tin- 



ti>-l|e> of attacked POOtfi heeolne ', ,] 1 1 ] 1)1 -| rl \ tilli'd \\ltll til. 



\\alled spores, which ;ii,- sel I'lci- old\ alter i|e.-a\ o| tin- 

 -niroiiiidin- tiue> and i-i-ll-niemlnai!' Tlie -jioj-,^ Inliern 

 and in .-prin- mv \anio.-hae sli|. out. capaMe -I ill I 



