255 



spores are ovoid or elliptical, colourle--. ami unicellular. Tin- 

 colourless paraphyses have thickem-d apiec>. rarely forked. 



Pseudopeziza (Phacidiumi trifolii d'-endu. Leaf-spot 

 disease of the clover. Thi-> disease appear- mi tin- leaves of 

 various species of clover in Kurope ami America: its attacks 

 may attain considend'le severity, ami inflict -n-at injury to 

 crops. The leave- Ipecoine spotted, and finally die ntf. The 

 apothecia occupy hro\vnish-yello\v discs on the surface of tin- 

 leaf, and In-net- ;t iv not unlike pustules of a I'/n-ri/n'i/. The ax-i 

 are club-shaped, and contain t-i^ht ovoid, unicellular, colourless 

 spot-- The ]>ara]hyses have liroadem-tl apices, ran-ly forked. 

 A conidial form i X/</ /// mn j,/,,i<-/<//,ii,/, > l)c-m.i is -cm-rally 

 allocated to this species. 



Ps. trifolii var. /// ./,',,>,/////.<) (Lili.) is fniiiul mi species f .! 

 (Britain and I '.S. Ann-i i<-a). 



Ps. bistortae (LiK.). Tlii> m-i-iir> fii tin- l<>\\ri- t-pitlt-nuis of living leaves 

 of Polygonum Bistorta, ami /'. '/<//!. //<///,. (.Hi-inu ilark-lirnwn swdllt-n 

 spots win-it- the apothecia an- tlrvfli.|i.-i[. Juel ' lia> tran-tVi -j-.-tl this s|n-fif> 

 t<> tin- /'/,, i, ;'/>,!, ,, t> , and naiiK-'l it Pseudorhytisma A/.v/-./v,<. < \>. ('.). 



Ps. alismatis 1'liill. t-t Trail ) cau-.--~ >]M>t- mi lt-a\f- nf .!//.<//(./ l'l<n,t,- 

 ( Iliitain). 



Fabraea. 



This ot-iius i- distinguished from Pseudopeziza hy tin- spores, 

 which, though at first unici-llular, liec-om.- t\\o or tour-et-lle.l. 

 The species ai'e parasitic in tin- leaf-tissue of lii-her plants. 



Fabraea astrantiae (Ces.). The mycelium lives in the leaf- 



parenchyma of A*t i-ii iilin iiitiji'f ami A. en mini ii-n , call-ill- dead 

 spots. A form occurs on Smiii />/" europaea. 



F. ranunculi Fries.) (P.ritain). Tin- apoiln-cia of this are 

 very common mi lnown sjmt- mi iln- Leaves of varimi> speciee 



of HII it ii Hi-Ill HX. 



F. cerastiorum ( \\'alh . t'n-i|in-nt> leaves of (7ffrcwrt'wn (Britain), 



F. Rousseauana Sacc. -t li'.nini. occurs mi l-a\i-- \ Colt ha 



i A lii-iti-li species it' -\ nmi\ inmi> \\itli Pseudopeziza calthcK Ma--. . 



Beloniella. 



greganOUfi apolln-eia are al lil>t emliedded. Imt hn-ak 

 "tit later. |-Atcinall\ lln- apotln-cial dlSCS an- loii-h, dark l>ro\\n. 



--. /;. it i (tad., I vi i 



