(iYMNosi'oKAM.ir.M. 



385 



Experimental infection with teleuti^jiures of 

 iniii elavariaeforme frmn Jnnijn /-n* communis ^avu tin- fol- 



lowing results: 



On Host-plant. 



l' : n-'i-< c 



< 'r>lt 



( 'rataegus o./;//-/. -.//////./, 



/',/,-, 1.1 communis, 



^ '/;i(,t l ',f>i.t II., _,/ 







nigra, 



t ',-llt,l, </.!. -I /././/'./, 



(',-"' />',//. I.*;;. 



.1 ucvparia, 

 communis 



S| ..... I'm 111. 



) <' 



/,. /,/.-, rafa, 



' A'. l,i,-'',;tt,i, 



AuthoiitN . 



I'luVS I i^'llt. 



Thaxter. 



Iv'athax. 



''" (0, - 

 pycnidia, 



A', lacerata .<-, 

 ill. ln,->'i-<it'i and at'ridia \ 

 with ILIIU t id>. --shaped 



u 



' >! sted. 

 Thaxt.-r. 



[u-ridia, 



II. 



only pycnidia, 



Lilly |)\ i-nidia, 



j \}\ i-nidia and lit! !> | 

 ... , 



V aeciuia, 



j |>\ i-nidia and an-idia I 



with long tube-shaped IN-yi-it-.-h 



I pnidia, 



I jiyrnidia and little \ 



<nil\ leaf spots, 



IIL | .'-lilt . 



, |i\ i-nidia ami ueridia with | 

 I a ILII-- |n-i idilllil, I 





 



.\'>IK. Ili-tiii. tin- ri-latiuii.slii|i tit tin- ti-li-iit"s|Miri--!'nriii-. waa known, tin- 



designated respectively: /.'- - ' id itgus, /.'. em 



on I'yru-i A ii'-ii/,<i /'" . ami /.'. IK in-ill, it, i .,n .\|i]'l>-. 



Tin- most :iliinil;iiit ji-nniiiiit imi nl' s]iuriili;i i;ik<-> ].l.n-c mi 

 species \' Crataegus, ami jiyrnidia ( -|-i niM-i.ni;i ) may maki- 

 iln-ir a|i]-;iiaiirr \\itliin t'uiirtfcn daya .il'i'T inlrctimi \i liulr 

 Vfllnwi-li stirky >|.n|s mi Leaves ami sin' I'.y ihi- time cmiidia 



rmatiai lia\r made their a]>]iraraiirr, di-t'm-iiiat imi may In- 

 I'ai- ad\am-rd. I did m>t succeed I'illirf in jirncuriiiL; u'i uiinat imi 

 "I" tin- (-"iiidia, m- inliM-iimi }<y mean- nf them. 



i.' r. 



