Part 1, 1906] TILLETIACBAB 55 



1. Urocystis Waldsteiniae Peck, Ann. Rep. N. Y. State Mus. 



46: 112. 1893. 



Ustilago Waldsteiniae Paz.; Rab.-Wint.-Paz. Fungi Eur. 4011 1895 



Urocystis Gei BUis & Ev. Bull. Torrey Club 27 : 572. 1900. (Type from Washington, on Geum 



Sori on leaves, epiphyllous, oval to linear, forming pustules that follow the veins and 

 are covered at first by a false indusium that dehisces through the center and spreads back 

 on either side disclosing the olive-black dusty spore-mass ; sterile cells apparently lacking ; 

 spores simple or often adhering rather temporarily together in pairs or groups of 3 or 4, 

 reddish-brown, rather irregular, oblong to polyhedral or often subspherical, smooth, 9-14^, 

 occasionally 16 ^, in length. 



On Rosace ae : 



Sieversia ciliata {Geum ciliatum)^ Washington. 

 Waldsteinia fragarioides. New York, Wisconsin; Canada. 

 Type locality : Alcove, New York, on Waldsteinia fragarioides. 

 Distribution : Canada, New York, Wisconsin, and Washington. 



ExsicCATi : Ellis & Ev. Fungi Columb. 137, 1595; Shear, N. Y. Fungi 86; EHis & Ev. N. Am. 

 Fungi 2983; Sydow, Ust. 248; Seym. & Earle, Econ. Fungi C 62; Rab.-Wint.-Paz. Fungi Eur. 

 4011. 



The generic position of this species is unsettled, but it is placed here until further study 

 determines its place. 



2. Urocystis Anemones (Pers.) Wint.; Rab. Krypt. Fl. f : 123. 1881. 



Uredo Anemones Pers. Tent. Disp. Fung. 56. 1797. 

 Caeoma pom-pholygodes Schlecht. I^innaea 1 : 248. 1826. 

 Urocystis pomp holy godes Rab. Fungi Eur. 697. 1864. 



Sori in leaves, petioles, and stems, forming conspicuous pustules of varying shape and 

 size, upon rupture disclosing a dusty brown-black spore-mass ; spore-balls irregular, appar- 

 ently separating somewhat into the sterile cells and spores, usually 22-35 fiy rarely 45 /^, in 

 length ; sterile cells usually incompletely covering the spores, often only on one side, 

 smoky-brown or yellowish-tinted, ovoid to spherical, usually thin-walled, about 8-14 /^ in 

 length ; spores reddish-brown, irregular, oblong or ovoid to polyhedral or subspherical, 

 smooth, 1-5 though usually only 1 or 2 in a ball, chiefly 12-17 //, the most elongate rarely 20 

 //, in length. 



On Ranunculaceae : 



Anemone canadensis {A. pennsylvanica). New York, Wisconsin. 

 Anemone car oliniana, Kansas, Texas. 

 Anetnone decapetala, Kansas, Texas. 



Anemone quinquefolia {A. nemorosa), Connecticut, Iowa, Maine, Massachusetts, Michi- 

 gan, New York, Wisconsin. 

 Anem-one virginiana, Iowa, New York, Texas. 

 Cyrtorhyncha ranunculina^ Wyoming. 



Hepatica acuta {H. acutiloba), Illinois, Indiana, Iowa, Minnesota, New York, Wisconsin. 

 Hepaiica Hepatica {H. triloba), Missouri. 

 Pulsatilla hirsuiissimaj^da^m^one patens Nuttalliana), Colorado, New Mexico. 



Ranunculus digitatus^ 



Ranunculus Eschscholtzii, ^ 



Ranunculus fascicularis^iX^;^o\s. 



Ranunculus stenolodus. ij]ta.K 



Ranunculus sp., Wyoming. 



Syndesmon thalictroides (Anemonella thalictroides) ^ New York. 



Trollius sp.. New York. 

 Type locality : Europe, on Anemone nemorosa. 

 Distribution : New England to Minnesota, Utah and Texas ; also in South America, Europe 



and Asia. 



Illustrations : Ann. Rep. Conn. Agr. Exp. Sta. 1889 : pi. 2,f. 7, 8; E. & P. Nat. Pfl. P** : 20, 

 /. 12 D ; Brefeld, Unters. Gesammt. Myk. 12 : pi. 11, f. 2; Bull. Soc. Nat. Mosc. 40i : pi. 3, f. 26; 

 Jahrb. Wiss. Bot. 7 : pi. 12, f. 38-43 ; Plowright, Brit. Ured. Ust. pi. 7, /. 31-33. 



ExsicCati : Ellis & Ev. Fungi Columb. 475, 1689; Ellis, N. Am. Fungi 294; Seym. & Earle, 

 Econ. Fungi €59, €60, €129, €130. 



3. Urocystis carcinodes (B. & C.) Fisch. de Waldh. Apergu 



Syst. Ust. 38. 1877. 



Thecaphora carcinodes B. & C, Grevillea 3 : 58. 1874. 



Sori on stems, petioles, or midribs, rarely on blades, forming very conspicuous out- 

 breaks that cause considerable distortion of infected parts, upon rupture disclosing a dusty 



