I i 
Pileus 5cm, wood brown 
Pileus 2.2cm broad, wood brown 
Hazel 
Pileus lilac or seme shade of reddish 
Pileus 5“8mm broad 
Lilac 
Dark testaceous 
Pileus l-2cm broad, stipe 2-5cm long 
Latericeous, gills testaceous 
Chestnut red; gills fazn color 
Madder brown to Pompeian red 
Pileus 2-5cm; stipe 5“8cm; rose lilac 
Margin at first incurved 
Gills decurrent; pileus umbilicate 
Pileus white or whitish 
Pileus under 15mm broad 
Pileus 5®ro broad, stipe 6mm long 
Pileus 8-15mm, stipe l-4cm 
Pileus not umbonate 
Stipe 2cm, pileus 15mm 
Stipe 5cm, pileus 10mm 
Stipe 4cm, pileus 8mm 
Pileus umbonate 
Pileus convex with abrupt small umbo 
Pileus conic with a long pointed umbo 
Pileus 5°m or more broad 
Pileus convex to umbilicate, gills distant 
Pileus infundibuliform; gills crowded 
Pileus yellow or yellowish 
Pileus infundibuliform 
Pileus 1-1. 5cm broad 
Isabelline 
Flavovirens becoming melleous 
Medal bronze to citrine 
Pileus 5~^cm, isabelline may be only large form 
of 0. lenta 
Pileus 5cm drab, reticulated darker 
Pileus convex, 2-5cm broad 
Stipe 1mm in diameter 
Stipe 2-4mm in diameter 
Pileus umber (if raw cf. spec, from Castilla Jy25 
Pileus red or reddish 
Pileus 6mm broad, gills distant 
Pileus 12mm broad, gills crowded 
Pileus 2.5cm broad 
Gills adnate or adnexed 
Pileus glabrous 
Pileus not viscid 
Pileus entirely white or whitish 
Pileus l-2cm broad, gills adnexed crowded, narrow 
Pileus 5~8cm broad 
Gills deeply sinuate, narrow, crowded 
Gills adnate, broad 
Pileus whitish, differently colored on disc 
Disc pale yellowish; stipe 1.5cm 
M. 5575 
M. 5579 
M. 7660 
M. syringeus 
M. testaceus 
M. latericius 
M. corrugatus 
M. 5546 
M. purus 
Ctaphalina 
0. niveicolor, 7195> 
7295,7221,7205 
0. subscyphoides 
Golfo Dulce 7710 
0. tepeitensis 
O.cuspidatel la 
0. acuminata 
0. collybiiformis,7644 
0. jalapensis 
0. lenta, 7680,775^ 
0. flavella, 7528, 726_ 
77 1_ 
0. 7217 
0. Sandalo 7712 
0. merulioides n. sp. 
0. Earlei 
0. cremea 
0. chondripes 
0. miniata 
0. coccinea 
0. carneola 
Collybia 
C. muscicola 
C. Boryana 
C. albidula 
0. orizabensis 
