— 80 — 



Uredinei. 



oOl. Aecidium Polygoni Knz. in lilt. sec. Lk. 1. с — Cae- 

 oma polygoiialum Lk. in Linne, Spec, plant, с Willdenow 

 VI. 2. p. 44. 



In Polygoni lapathifolii Lin. foliis vivis pr. Mi- 

 nussinsk. — (no. 113.) 



502. Aecidium Crepidis Wallr. Fl. german. cryptog. IV. 

 p. 2o2 no. 1773. 



Ad folia viva Crepidis sibiricae Lin. pr. Minus- 

 sinsk.— (no. 347.) 



503. Aecldiiim leucospermum DeC. Fl. franc. IL p. 39. 



In Fulsatillae patentis Mill, foliis vivis pr. Minus- 

 sinsk. — (no. 377.) 



504. Aecidium Ranuiiculacearnm DeC. Fl. franc. VI. p. 97. 



Ad Ranunculi acrisLm.var. grandiflorae Fisch. 

 folia viva in sylvis montosis alpium Borus — (no. 786.) 



505. Aecidium Saxifragae Thüm. nov. spec. — Aec. acer- 

 vulis hypophyltis vel raro petiolicolis, mediis, sparsis, orbi- 

 culatis, subplanis; pseudoperidiis patellaeformibus, luteis, 

 ore subcrasso, integro, laevi; sporis irregulariter globosis 

 et interdum compressis, magnitudine valde varia, 20 — 34 

 mm. diam., pallidissime flavescentibus, intus grumulosis, 

 episporio subcrasso, laevi vel vix plicatulo. 



In foliis vivis Saxifragae sibiricae Lin. in pralis 

 subalpinis pr. Schunery. — (no. 779.) 



506. Aecidium Safianoffianum Thüm. nov. spec. — Aec. 

 pseudoperidiis hypophyllis, breviter tubaeformibus, post- 

 remo plus minusve corrugatis, dilute luteis, ore crassisimo, 

 subcrenulato; sporis plus minusve globosulis vel subovoi- 

 deis et plerumque compressis, hyalinis, homogenis, epis- 

 porio laevi, tenuissimo, 24 — 34 mm. diam. 



