74 



Mycologia 



ginous and at length slightly deliquescent; spores ovoid, smooth, 

 ochroleucous under a microscope, usually uninucleate, 8-9 X 4-5- 

 5/x; stipe slender, white, glabrous, cylindric, equal, hollow, 3-4 

 cm. long, I mm. thick. 



Type collected on decayed wood in coffee plantations at Xu- 

 chiles, near Cordoba, Mexico, January 17, 1910, W. A. & Edna 

 L. Murrill 11 2j. 



3. Pluteolus (Fries) Gillet, Champ. Fr. i: 549. 1876 



This genus has free lamellae and neither volva nor veil. Few 

 species are known. 



Pluteolus tropicalis sp. nov. 



Pileus thin, delicate, expanded, 3-5 cm. broad; surface pale- 

 isabelline or ochraceous, glabrous, striate to the disk; context 

 very thin, brownish, mild, with a strong odor of jessamine; 

 lamellae free, crowded, narrow, ochraceous or isabelline to dull- 

 cinnamon; spores ellipsoid, smooth, slightly truncate at one end, 

 with one or more nuclei, ferruginous, 12-14 X 7/'^; stipe cylindric, 

 slightly tapering upward, pruinose-floccose, whitish, with flesh 

 tints below, hollow, fragile, 7-10 cm. long, 3-4 mm. thick. 



Type collected on rotting grass in a plowed field at Herradura, 

 Cuba, August 28, 1906, F . S. Earle 536. Also collected in a 

 banana field at Santiago de las Vegas, Cuba, June 18, 1904, F. S. 

 Earle 102; in grassy ground at Rincon, Cuba, September 8, 1904, 

 F. S. Earle 16 y, and several times on the ground and once in a 

 bamboo stump at St. George's, Grenada, July and August, 1905, 

 W . E. Broadway. 



4. CoNOCYBE Fayod, Ann. Sci. Nat. VII. 9 : 357. 1889 



Galera (Fries) Quel. Champ. Jura Vosg. 103. 1872. Not 

 Galera Blume. 1825. 



This genus differs from Naucoria in having the margin straight 

 and appressed to the stipe, instead of incurved, in young stages. 



I. CoNOCYBE TENER (Schacff.) Fayod, Ann. Sci. Nat. VII. 9: 



357. 1889 



Galera tener (Schaeff.) Quel. Champ. Jura Vosg. 104. 1872. 

 Galera simulans Earle, Inform. An. Estag. Centr. Agron. Cuba 

 1 : 236. 1906. (Type from Cuba.) 



