120 TRANSACTIONS, NATURAL HISTORY SOCIETY OF GLASGOW. 



As very little information regarding the mycology of the 

 Hebrides has been placed upon record, the following fragmentary 

 list of Microfungi observed in Islay is offered, in the hope that 

 it may not only possess some interest as a first contribution to 

 the subject to which it relates, but may have the effect of 

 stimulating further research in the same and kindred direc- 

 tions : — 



Cystopus candidus (Pers.) Lev. — On Capsella Bursa-jxistoris ; 



Port Ellen. 

 Bremia lactucce, Regel. — On Senecio vulgaris ; The Ard. 

 Peronospora urticce (Lib.) De Bary. — On Urtica wrens; Port 



Ellen. 

 P. vicice (Berk.) De Bary. — On Pisum sativum ; Ard beg. 

 P. alta, Fckl. — On Plantago major ; Port Ellen, tfec. 

 Ustilago avenai, Jensen. — On Avena sativa ; Port Ellen, tfec. 

 Tilletia decipiens (Pers.) Winter. — On Agrostis vulgaris; Kilbride, 



Kildalton, <kc. 

 Protomyces macrosporus^ Ung. — On uEgopodium Podagraria ; 



The Ard, &c. 

 Uromyces limonii (D.C.) Winter. — As Uredo; on Armeria in 



garden ; Kildalton. 

 U. polygoni (Pers.) Fckl. — As Uredo; on Polygoimm Avicidare ; 



Kilbride. 

 U. trifolii (A. & S.) Winter. — As Uredo ; on Tri folium re.pens ; 



Port Ellen. 

 U. rumicis (Schum.) Winter. — As Uredo; on Rumex Acetosa ; 



Port Ellen. 

 U. alchemillce (Pers.) Winter. — On Alchemilla vulgaris; The Ard. 

 Puccinia galii (Pers.) Winter. — As Uredo; on Galium verum; 



Port Ellen. 

 P. calthce, Link. — On Caltha p>alustris ; Port Ellen, Upper 



Killeyan. 

 P. violce (Schum.) Winter. — On Viola Riviuiana ; Middle 



Cragabus. 

 P. primnlce (D.C.) Winter. — As Uredo ; on Primula vulgaris; 



Kildalton. 

 P. rubigo-vera (D.C.) Winter. — As Uredo; on IIolcus lanatus ; 



Kilbride. 

 P. poarum, Nielsen. — As /Ecidium ; on Tussilago Far tar a ; Port 



Ellen, ifcc. 



