Part 1, 1906 J TILLETIACEAB ' 61 



On Poaceab : 



Alopecurus geniculatus, Texas. 



Panicum proliferum, Illinois. 



Panitum sp.*, Illinois. 

 Type locality: Tubarao, Brazil, on Panicum sp. 

 Distribution : Illinois and Texas ; also in South America. 

 ExsiCCATi: Seym. & EJarle, Bcon. Fungi C32, €33. 



5. Entyloma caricinum Rostr. Medd. Gronland 3 : 532. 1888. 



Sori in leaves, oblong, gregarious, 1-2 mm. in length, black ; spores brown-black, 

 rather firmly coalescing, variable, angular, smooth, 15-22 // in length. 



On Cyperaceae : 



Carex rigida^ Greenland. 

 Type locality : Greenland, on Carex rigida. 

 Distribution : Known only from the type locality. 



6. Entyloma Thalictri Schrot. Krypt. Fl. Schles. 3': 282. 1887.' 



Entyloma Ranunculi f. Thalictri Farl. Bot. Gaz. 8 : 275. 1883. 



Sori in leaves, forming small angular yellowish or reddish areas, about 1-2 mm. or by 

 confluence more extended, often rather indefinite ; spores often not very abundant, hyaline 

 to yellowish, ovoid to subspherical or occasionally somewhat angled and more irregular, 

 thin-walled to medium thick-walled, smooth, small, about 8-13 ^u in length; conidia ap- 

 parently hypophyllous. 



On Ranunculaceae : 



Thalictrum dioicum, Wisconsin. 



Thalicirum polygamum, Connecticut. 



Thalictrum purpurascens , Illinois. 

 Type locality : Silesia, on Thalictrum minus sylvaticuni. 

 Distribution : Connecticut, Wisconsin, and Illinois ; also in Europe. 



ExsicCATi : Rab.-Wint. Fungi Ejur. J^C?(5; Roum. Fungi Gall. 3961 ; Ellis, N. Am. Fungi 14S9; 

 Seym. & Earle, Econ. Fungi C34, €112. 



7. Entyloma Ranunculi (Bon.) Schrot. Beitr. Biol. Pfl. 2: 370. 1877. 



Fusidium, Ranunculi Bon. Handb. Myk. 43. 1851. 



Entyloma Ficariae Fisch. de Waldh. Bull. Soc. Nat. Mosc. 52i : 309. 1877. ' (Type from Germany, 

 on Ranunculus Ficaria.) 



Sori in leaves, forming thin subcircular or angular reddish-yellow spots on upper 

 side but more conspicuous beneath by the whitish growth of conidia (rarely epiphyllous), 

 about 1-6 mm. in length ; spores yellowish-tin;ted when young but often reddish-yellow 

 with age, chiefly subspherical or spherical, though occasionally more elongate or irregular, 

 thick-walled, epispore usually evident and sometimes wrinkled or loosely investing endo- 

 spore, 11-16 /^ in length ; conidia apparently of two types, either long-fusiform, often curved, 

 35-45 /^X 2.5-3 /^j or short-fusiform, often curved near tip, 15-20/" X 2.5-3.5 /i, usually dis- 

 appearing through germination. 



On Ranunculaceae : 



Anem-one quinquefolia (A. nemorosa), Wisconsin. 



Ranunculus eremogenes^ Washington. 



Ranunculus pennsylvanicus^ Wisconsin. 

 Type locality: Europe, on Ranunculus Ficaria {^Ficaria Ficaria). 

 Distribution : Wisconsin and Washington ; also in Europe. 

 Illustration : Phil. Trans. Roy. Soc. Lond. 178 : 173. 



8. Entyloma Menispermi Farl. & Trel. Bot. Gaz. 8 : 275. 1883. 



Sori in leaves, small, angular, limited by veins, scattered or often abundant and some- 

 what confluent, showing above as reddish-brown discol orations and beneath as more evi- 

 dent whitish areas often with a dense conidial outgrowth ; spores hyaline to yellowish, 

 chiefly subspherical or spherical, thin-walled, smooth, 8-12// in diameter; conidia (with 

 mycelial outgrowth^ forming a conspicuous hypophyllous mat, subclavate or fusoid, often 

 adhering in pairs,, 12-24 // X 3-5 //. 



On Menispermaceae : ^ ,,. • -kt i. i -kt *.i. 



Menispermum canadense, Illinois, Iowa, Kansas, Mmnesota, Missouri, Nebraska, North 



Dakota, Wisconsin. 

 'Listed by Schroter in Jahresb. Schles. Ges. 60: 178. 1883. 



