326 C. H. Kaufman 



fracted-scaly; gills rather broad; stem 4^6 cm. x 5-8 mm., equal, 



subbulbous, scales concolor L. caloceps Atk. 



13. Pileus 3-5 cm. broad 14 



13. Pileus usually less or up to 3 cm. broad 15 



14. Spores 8-11 x 5 ix; pileus alutaceous to brown; stem 4-6 cm. x 5-8 



mm.; annulus lacerate and appendiculate L. spanista Morgan 



14. Spores 6-8 x 3-4 /x; pileus covered with small reddish brown scales 



and fibrils; stem 7-10 cm. x 4-8 mm.; annulus narrow, distant 



L. clypeolarioides Rea 



15. Spores 8-10 ^i long 16 



15. Spores 5-6 or 7-8 ix long 17 



16. Stem about 1 mm. thick; pileus flame-red, conic-campanulate, 



1-1.5 cm., subscaly-fibrillose; annulus subcortinate; spores 8-10 



X 4.5-5 ^c - L. igriicolor Bres. 



16. Stem 3-4 mm. thick; pileus flesh-color, scaly, convex, subum- 



bonate, 1.5-3 cm.; annulus inferior, fugacious L. helveola Bres. 



17. Pileus or scales black, striate-sulcate on margin, 2-3 cm.; stem 



slender, farinaceous-scaly; annulus median, band-like; spores 

 oblong, 5 X ? L. noctiphila (Ell.) Sacc. 



17. Pileus not black 18 



18. In conifer forests; pileus 2-3 cm., covered with small, squarrose, 



rusty-brown scales; stem equal, 2-3.5 cm. x 3-4 mm., floccose 

 up to the floccose annulus; spores 7-8 x 3-4 /x 



L. forquignoni Quel.-Ricken 

 18. In frondose woods; pileus 1.5-2.5 cm., tawny-brown; stem 4-5 

 cm. x 2-4 mm., with mycelial bulb, floccose-fibrillose, rufescent; 

 annulus flocculose-subappendiculate; spores 5-6 x3'/x 



L. umbrosa Morgan 

 VI. ASPERAE 



1. Spores minute, 4-5 (6) x 2.5-3 /j. 2 



1. Spores longer, 6-8 (9) X 2.5-3.5 /jl 6 



2. Stem bulbous, or tapering upward, 4-6 (10) mm. thick 3 



2. Stem equal, slender, 2-3 mm. thick 5 



3. Pileus or warty scales white, faintly dusky in age, 2-4 cm.; gills 



broad; stem tapering upward, 3-5 cm. x 3-5 mm., flocculose- 

 scaly, white; veil appendiculate L. gemmata Morgan 



3. Pileus or scales brown, fuscous or umber 4 



4. Pileus 5-7 cm. broad, tomentose then torn into papillate scales, 



which may disappear; gills reaching stem, forming a prominent 

 collar, not forked; stem 5-7 cm. x 6-10 mm., densely wooly- 

 scaly, fuscous; odor of radish; in frondose woods. Spores oval, 

 5-6 X 2.5-3 fx L. hispida Lasch-Lange 



4. Pileus 2-4 cm. broad, hair-brown to olive-brown, with small, erect, 



pointed scales; gills narrow, sometimes bifurcate at stem; stem 

 concolor, bulbous; spores 4-5 x 2-3 p. L. asperida Atk. 



5. Odor of radish; pileus campanulate, mammillate, bay-brown, 1.5-2 



cm., at length with fine hairy erect scales; flesh rosy-colored; 

 veil silky-cobwebby; spores 4-5x2.5-2.8 p (Lange); 6-7 

 X 3-3.5 p (Quelet & Bernard) L. echijiella Quel. & Bern. 



