By C. E. Broome, Esq. 209 



long, agglutinated by gelatine into a tremelloid, expanded mass. 

 Spores one-septate. 



Genus CLYIII., Podisoma Lk. Peduncles extremely long, 

 agglutinated by gelatine into a common stem, spreading out above 

 into a clavariceform mass. Spores mostly one-septate. 



Podisoma juniperi communis, on juniper, Warleigh. 



Genus CLIX., Uredo Liv. Stroma composed of little, irregular 

 cells, forming a lentiform disc, whose surface is covered with many 

 layers of cells, each of which incloses a spore. Spores simple, 

 without any appendage. 



Genm CLX., Trichobasis Leo. Spores free, attached at first to a 

 short peduncle, caducous. 



Trichobasis rubigo Ldv., on grasses, common. 



symphyti Lev., on comfrey. 



' — suaveolens Lev., on thistles. 



Genus CLXL, Uromyces Lev. Spores one-locular, attached per- 

 manently to a decided peduncle. 



Genus CLXIL, Coleosporium Lev. Spores cylindrical, septate, 

 some separating at the joints, others of a different nature persistent. 



Coleosporium sonchi-arvensis Lev., on sow-thistle. 



Genus CLXIIL, Melampsora Cast. Spores of two orders, crowded 

 into a dense, compact mass, with or without a covering, wedge- 

 shaped. 



Genus CLXIY., Lecythea Lev, Stroma surrounded, or sprinkled 

 with elongated abortive spores. Spores free, invested with their 

 mother-ceil, or concatenate. 



Lecythea euphorbige Lev., on euphorbise, Rudlow. 



Genus CLXV., Cystopus Lev. Receptacle consisting of thick 

 branched threads. Spores concatenate, at length separating. 



Cystopus candidus Lev., on shepherd's purse, &c. 



Genus CLXVL, Polycystis Lev. Spores irregular, consisting of 

 several cells. 



Polycystis colchici, Rudlow, on colchicum autumnale. 



Genus CLXVIL, Tilletia Tul. Spores spherical, springing from 

 delicate branched threads. Epispore reticulated. 



Tilletia caries Tul., on grains of wheat, &c. 



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