1'lvrlMA. 341 



P. saniculae <-ivv. tin Sanicula europaea. il'.ritain and 

 I'.S. Ani'-rira.) 



P. SOldanellae (!.<'.). < r.ritain.) < >n various s].. M!' 



Xnlilnii'll". This disea-e i- often verv common in tin- mountains, 







and is conspicuous because it attacks only leave- here and there 

 on a plant. The leaves ; nv yello\\i-h with petioles distinctly 

 elongated : their laminae, \vhich hear aeeidia on the lower -ide, 

 arc smaller and somewhat cup-shaped. I >iseased plants do not 

 seem to hloom. 



P. menthae (Pers.). ( I'.ritain and I'.S. America.) Tin- i- 

 a most destructive rust to all kinds of cultivated mint. It 

 attack.- species of many genera of Lahiatae. 



P. calthae Link ami P. Zopfii \Vint. < >n CnlHm /////.s-//-/.s 

 in Kurope and North Amei-ica. 



P. epilobii-tetragoni (D.C.) i /'. pulvendenta Grev.). < >n 

 K/nluliin in. (Ihitain and I'.S. America.) 



P. Peckiana Howe [/'. interstitialis (Schlerht. >]. Tin- species 

 occur- on several specir- . if /////;//.s in America, and causes con- 

 siderable damage in blaekherry culture. 1 



P. gentianae (Strauss). ( >n ( Iciitian. ( liritaiii ainl 1 ".S. . \mn ii-a. ) 



P. galii i I'.-i >. i. On <;, i/;,i, an<l .lx//-"/" ( \V IniH'). Tin- trlfiit<>s|'i '- 



hibernate on the dead stems, i Hi -itain and U.S. Ameii 



P. COnvolvuli ( I'fi--. ). < tn l'n,,,-'il,-iilii.<. ( l!i itain and IS. \m.'ii.-a.) 



P. primulae (!'.('.). < )u -pt-ri,-- ,,f /'///// //A/. ( liritain. ) 



P. obtusa Si-lii-...-t. On >'.////./ verticiUata. 



P. thesii ( 1 .--\ .). < in Tl". "in in. ( I'.i ituin and I'.S. Am.-i i.-a. i 



P. albescens n-i-v.). On .!,/,,./,( M<,,*,-l,,it,-n;,,,i. (llritain ) 



P. aristolochiae ( I . ( '. ). On .\,-i."t,J, /,,',/. 



P. asparagi ( I >. ( ' ). ( I'M itain and I'.S. Aim-i i-a. i Asparagus- ruut Tin- 

 teleittosporee liil"-inat.- in dr\ irmain- nf tin- plant-, wliirli -limdil t lin ct'niv 

 ) Kiirnt in aul iinin. 



P. porri 'Si,\v.) Onir,|| inM. < In Imtli \\ild and mil i\ al.'d Ml,,!,,!. 



Sniiict mi--- \-i\ destructive t" '-lii\<-- .1 hoenoprasum), ( l'>i n.iin. ) 

 (A) /// 1< ,-i i/jiiirri it 111. I 'cdospores ml telcutosporcs >/> ri In/nil 



mi a lio.^t nf/nr t/mn llint "/' tin i>i,i',i itl in Hiiil Haulm. 



Puccinia graminis Pers. < I'.ritain and I'.S. Ameiica). I'.laek- 

 ru-t oi- -iimnier-ni-i." I' redo-poi ,- and tdeuto-p, u i-- onair on 

 vaiiou- -p.-.-jc^ nf ( irainincac, the p\ciiidia and aeeidia on 



|e> i '! /'' I'lii I'' - "I .I/"//",. 



'('liiiimi in Report tf Agricultural 8 / i>'.i;t. 



- A \.dii. il.li- IMI.IIII-I.I|I|I i>n I!M in i oi uerealc IIM \>i->'i\ |mlili>lii-il \<\ 

 Rrikuon and Hi num.' /'/ Gtli . -t". 'kin. In,. l- r 



