58 Trans. Acad. Sci. of St. Louis. 



POKPHYROSPORAE . 



PSALLIOTA. 



P. CAMPESTRIS, L. (213). 



Common, all tlirousfh the season. 



Spores, 4.5-6 X ^f^' 

 P. CAMPESTRIS, VAR. HORTULANA, Auct. (786). 



Forest park, Oct. 26, 1900. 

 Spores, 6-7 X 4-5/"- 



P. CAMPESTRIS, VAR. RUFESCENS, Berk. 



Creve Coeur, Sept. 2, 1902. Eare. 



Spores, 6-9 X 4-5/-*. 

 P. PLACOMYCES, Pk. (246). 



Rather frequent in places somewhat shaded. Edible. 

 Mus. Rep. 29, p. 40; 36, p. 48. 

 Spores, 4-6 X3y"" 



P. SYLVicoLA, Yitt. (247). 

 p. arvensis abruptus. Pk. 



Common in moist shady places. In drying turns tawny 

 yellow. Edible. Mus. Rep. 36, p. 47. 

 Spores, subglobose, 3-4. 5/w.. 



P. RODMANI, Pk. (1323). 



Near Sherman School, St. Louis, by Mr. Wm. R. 

 Maddern, 1905. Mus. Rep. 36. 



Spores, 5-6X4-5.— Pk. 



PILOSACE. 



P. ExiMiA, Pk. (P. — 966). 



Creve Coeur. Sept. 1, 1902. Single specimen, sentto 

 Prof. Peck. Has an exceptionally bad smell. Mus. 

 Rep. 24, p. 70; Bull. Torr. Bot. CI. 75, p. 25. 1903. 

 Spores, reddish, 6.2 X 4/^ (Peck). 



STROPHARIA. 



S. AERUGINOSA, (Curt) Fr. (P. — 773). 



Frequent, never abundant. July to November. On 

 wood and ground. 



Spores, 5-7 X 3-t/i, nucleate. 



