247 



especially Salii- inland, l>ut al-n n X. pwrpurea. When tin- 

 black apothecial cushions l.ivak out thnumh the l.ark, the t\vi;_-s 

 of the host-plant are frequently still mv.-n ami Irat'-clad. 



The apothecia originate in the lower l>ark -mil so l""-i-n 

 tin- epidermal layers as tu cause the appearance of yellow Kp<.t<. 

 1'lack centres appear in the sp its, due \<\ tin- formation of a 



. 1 :{_'. Ci . i . ' i ' *a -'it mil 



with stnmiu n : tin- nivo-limn "i-<-ii|'irs tlj.- riii'l .in.l )..i-l inl tlic iMinliiuin. M 



ili.it ;i w..,,.i-rin< i"i ih' currenl year li i-- u-.n .,niy |..n -iniiy di , tin' 



.h:l'li-'l ]' .11 t !! W. . n .' :iu.l ' I- ;ili .1. -I . it i n>,' t j.s-i . ;. |'h.H'. w h it'll. 



witti /i, furin^ tin: >trniii:i pi"]" r ; t>, tbe aacogenoua layer, i I..-HN -in.^iii!'.tMti..ii i 



i. -hiiwiiiK' ' 'Iry >"'''- ' "lit- I" whifli w;itiT h t- > n .id'lf.l. BO tlmt it i> 



fl"iii.':itiiii; : tinf ruptured and ejaculating sporca, 3 V'linn !-ir<>iu:it.i m .-|'Mii k . 

 -till >y the epidermis of the Sa^Lr. i, Willnw i .% I bment oi 



the jKitfln -. : .n . -mtunm. (v. Tul . 



ial rnv-r itmli-niratli lln- f|iii|cMnis. < >n rupturr 

 <p|' tin- cpiilcniiis, Mack a put hn-jal riisliinns nnci-r and cover 

 larj.- areafi "I lln- living l\\: li'aili calisrs tin- ap<>! ln-ria 



to lircnlin- -jclal JlinllS, alld In -\\rll ruiisidi-ialily : I'll dr\l!l'J 

 lln- cii>liiini- mil up aiid fall nil', lca\]n : in llic 



I '!_'-. I '-. I i. 



