CLASSIFICATION OF AOARII Ml 



This species seems to !><• intermediate between V. nimbosa and 

 A. lidiiris Fr. h differs from the latter in its floccnlose -u-tu and 

 from both in its babitat. The plant is quite well marked bj its dark 

 colors, the separable pellicle, firm texture and fiocculose atem. The 

 pellicle is composed of erect, clavate cells with fuscous-brown con- 

 tent, and gives to the surface of the * - ; 1 1 • a gelatinous feel, but is 

 scarcely at all viscid in we1 weather. The Bpores are ao1 genuinely 

 rusty as in the other forms of this section. 



**Pileus without a separabh pellicle. 



540. Naucoria centuncula Fr. 



Syst. Myc, 1821. 



[llustration : Cooke, 111.. PL 601. 



"PILEUS 1.5-2.5 cm. broad, convex-expanded, then plane, obtuse, 

 subundulate, hygrophanous, sooty-olive to brown-olive and delicately 

 striate when moist, fading to yellowish, dull, silky under lens, mar- 

 gin a1 first with Bulphur-yellow dust. FLESH submembranaceous, 

 concolor. (JILLS rounded behind, adnate, thickish, broad, crowded, 

 yellow-gray to olive-brown, edge crenulate with yellowish-green 

 flecks, stem 2-3 cm. long, 2-3 nun. thick, often ('(cent lie. equal, 

 curved, hollow, sometimes compressed, paler olive, white-meal} 

 above, white-mycelioid at base. SPORES almost kidney-shaped, 

 6-7x4 inicr., smooth, rusty-brown. CYSTIDIA 30-36 x 4-6 micr. 

 ( >DOB mild." 



On decayed wood, in frondose woods. Ann Arbor, New Richmond. 

 July-September. 



Usually small and known from all others by the olivaceous color- 

 ing of the pileus and gills. The description is adapted from Ricken. 



541. Naucoria horizontalis Fr. 



Epicrisis, 1836 38. 



[llustration: Cooke, 111.. PL 601. 



"PILEUS .5 l cm. broad, hemispherical, ;ii length depressed, dry, 

 cinnamon-brown, even or wrinkled. FLESH relatively thick. 

 GILLS adnexed, thickish, broad, close to subdistant, cinnamon- 

 brown, edge white fimbriate STEM short and curved, I cm. long, 



