56 Trans. Acad. Sci. of St. Louis. 



I. Several species undetermined. 

 Phylloporusrhodoxanthus, (Schw.) Bres. (P. — 1083). 



Paxilltis paradoxus, Cke,, Flammula paradoxus, Ealchb., Agaricus 

 tammii, Fr., Agaricus pelletieri, Lev., Paxillus flavidus. Berk, Clitocybe 

 pelletieri, GiU, paxillus tammii, Pat., Gomphidius rhodoxanthus, S&cc. 

 Vol. V. p. 1139, an.l Mus. Rep. 29, p. 43. 



Eamona park, July 13, 1903; Chain of Rocks, Sept. 

 20, 1903. Open woods, grass}^ ground. Rare. 



Spores, light brown, with tinge of green, elliptic, or narrowly 

 ovoid, 9-11.5 X 4-5/*. 



The spores are measured as follows: by Peck, 

 10-15x4.5-5.5/*; Sacc. lO-13/i; Bresadola, 10-16 X 

 3.5-5/t; Massee, 20-22 X 7-8/*! 



CREPIDOTUS. 



C. MOLLIS, (Schaeff.) Fr. (P. — 330). 

 Common on trunks, June. 

 Spores, ferrugiuous-clay color, subglobose, 6-7.6 X 4-6/*. 



C. PDTRIGENA, B & C (P. — 354). 



Forest park, July 9, 1899. On rotting trunk. Mus. 

 Rep. 39, p. 72. 



Spores, rusty-brown, globose, 4-6/1. 



NAUCORIA. 



N. 8EMIORBICULARIS, Bull. (P. 832). 



Common in old pastures, and lawns. 1902-3. Mus. 

 Rep. 23, p. 93. 



Spores, 11-13 X 7-9/t. 

 N. TABACINA, DC ? (1128). 



Forest park, May 4, 1900. On the ground. 



Spores, elliptic, 8-1 OX 4-5/*'. 

 N. UNICOLOR, Pk. (P. — 1191). 



Calvary cemetery, June 6, 1904. On wood and de- 

 caying leaves. Mus. Rep. 41, p. 68. 1887. 



Spores, pale umber, ovoid, 6 X 4.5/*. 



N. Several species undet. 



