320 



The Scottish Naturalist. 



Tweed, Forth ! Clyde ! Tay ! Argyle ! Dee Moray I 

 Ross. 



Genus III. Triphragmium Link. 



98. T. Ulmariae (Schum.), (M.S., 1213). 



On leaves of Spiraea Ulmaria ! 



II. (= Uredo effusa Bark., Uromyces Ulmariae Lev.) May 

 -July ! 



III. ( = Puccinia Ulmarice D.C., in Greville's " Flor. Edin. n 

 p. 433), Autumn ! 



Tweed, Forth ! Clyde, Tay ! Dee ! Moray, Orkney ! 

 Genus IV. Phragmidium Link. 



99. P. Fragariastri (D.C.), (P. obtusum Fr., M.S. 12 12). 



II. ( = Uredo Potentillce D.G), in Summer! and 



III. ( = Puccinia Potentillce Grev.) in Summer and Autumn I 

 On leaves of Potentilla Fragariastrum ! 



Tweed, Forth ! Clyde, Tay ! Dee ! Moray, Ross. 



100. P. PotentillSB (Pers.), 



On Potentilla argentea, Autumn. 



Forth (near Edinburgh, Greville). 



1 01. P. Tormentillae Fckl., ( = Puccinia Potentillce Grev., p.p.) 



On " Tormentilla erecta," Autumn. 



Forth, (near Edinburgh, Greville), Clyde (D. A. Boyd, 

 in litt). 



102. P. violaceum (Schultz), (Scot. Nat. N.S. I. p. 190, = P. bul- 

 bosum Schl., in M.S., 1210, = Puccinia Rubi D.C., and Uredo 



Ruborum D.C., both of Greville and of Johnston). 

 On Rubus fruticosus ! and its subspecies. Summer — 

 Autumn ! 



Tweed, Solway ! Forth, Clyde ! Tay ! Argyle, Dee ! 

 • Moray, Ross. 



I have observed that this is more abundant in the East than 

 in the West of Scotland. 



*io3. P. Rubi (Pers.), (Scot Nat., N.S., III, p. 168). 



On * Rubus corylifoliusl and saxatilis ! July — October. 

 Tay ! (St Cyrus !) Dee ! (Banchory !) Orkney ! (Firth !) 

 104. P. subcorticatum (Schr.) 



III. ( = P- mucronatum Fr., M.S., 1209, and II. = Coleos- 



porium pingue Lev., M.S., 1296). 

 On leaves of Rosa canina ! R. mollis ! R. tomentosa ! II. 

 in Summer, III. in later Summer and Autumn ! 



