1'HoM V. 



Ph. malvacearum \\"-t. On mallows and liollvlin.-k in Kuropr. 



Ph. longissima ( 1 '!-.). ln>pi"-i- i Qmbelliferae and < 'li.'n"|"><li;.< 

 in Europe and Amt-ri.-a. 



Ph. errabunda he-m. In stems i.f [ r erbascum. ( I'.i it:iin. ) 



Ph. cucurbitacearum Fr. ). On fruits i.f varii.n- species "f < 'iimr- 

 liitaceae in Europe and A 



Dendrophoma. 



1'yenidia similar to J'/iti/n". conidiophoro however 

 several conidia cither mi Branches or little pr< 



Dendrophoma Marconii Cav. attacks Hemp (Cai sah 



cau>inu dark ol.lono; >|,(it> on the -recn -ti-m. Tin- j.y 

 are ciiilirdiltMl and lircak ihrmi^h the e]>i<lt-nnis with a 

 ]n>iv. The conidiophores an- lu-aiidu'd, with swolli-n cuds 

 i-arryiim little slmrt rnd-liku unicellular mnidia. In case "f 

 attai.-k, which -ciicinlly OCCUTS towards the close <t' the 



Sjetative jn-rind of the hem]., it is .-u^^fstcd to cut the 

 croj. somewhat ]>reniaHirely. and therehy ])revent niaturinu and 



eadiliL;- ot' the I'lllmU-. 



D. convallariae < 'av. jn-i.tdin-cs dark flnn-ati-d ^pi.ts \\ leaves i ' 



D. valsispora I'm/, is ivrc,rd-d l>y I'I-H/JLT "n livih'_' lra\r> .it r,>/-,.< 



( l..'lll"M >. 



Sphaeronaema. 



I'vcuidia einlcddcd, nieinlir.inoiis. and loii^-l.eaked. ('miidia 

 ovoid or ol.lon-, unicellular, and alnm.-t coloiirle 



Sphaeronaema fimbriatum < Kll. et Il;d-.i. (Ccratocystis 



Jiiiiln-intti Kll. et Hals.). Ulack 1'ot or l.lnek >!iailk of SWCCt 

 potato. 1 The ].ara-itc ,s||o\\s itself as 1-laek de]ire<-ed Spots mi 

 the loucr parts of voim- ].laiit-, and these may extend over 



the who]... .s]|.M,t. 'I'll'' disease is l.e<t n co-nixed on the till 



win-re it con-i-u of dark, >..nie\\hat -reeni-h spots, varying 



IVoin \ to -\ inehc- in diameter, and extending some di-t.nice 

 into the ti--ue. These -[...is \\hen ..... -e -.-en cainioi he mis- 

 taken, afi I hey are -unk areas \\ith distinct mar-in-, like -puts 

 l.iirned into the potato \\ith a piece of metal \\hich ha- left 

 the -kin iininjui'ed. Tin- m\celiiiin consists o| ihi'k \\.illcd 

 oli\c-],|oun liyj.hae, \\hieli cau-i- death and de-1 rm t ion to the 



II d-ii-i I .ii.'l l''.iiii-lnl<l. / ' \"1. \n.. IVI. \\iil. i 



