XVI 
INTRODUCTION. 
II. Spores rosy or salmon colour. — Hyporhodii. 
* Without cartilaginous bark. 
+ Hymenophore free. 
} With a volva. 
RiDg present 
Ring absent 
{ Without a volva. 
With a ring 
Ringless 
t Hymenophore confluent. 
} Stem central. 
Gills adnate or sinuate .... 
Gills decurrent 
} Stem lateral or absent 
* With cartilaginous bark. 
Gills decurrent 
Gills not decurrent. 
Pileus torn into scales .... 
Pileus papillose, subcam panulate. 
Gills membranaceous, persistent. 
Gills subdeliquescent .... 
12. 
Metraria . 
13. 
Volvaria. 
Pluteus. 
16. 
jEntoloma. 
17. 
Clitopilus. 
21. 
Claudopus . 
Eccilia. 
18. 
Leptonia. 
19. 
Nolcinea. 
111. 
Bolbitius. 
III. Spores brown, sometimes reddish or yellowish brown. — Dermini. 
* Without cartilaginous bark. 
+ Stem central. 
{ With a ring. 
Ring continuous 
Ring arachnoid, filamentous or 
evanescent. 
Gills adnate, terrestrial . . . 
Gills decurrent, or acutely ad- 
nate, mostly epiphytal . . 
{ Without a ring. 
With rudimentary volva . . . 
Without a volva. 
Gills adhering to the hymeno- 
phore, aud sinuate. 
Cuticle fibrillose or silky 
Cuticle smooth, viscid. . . 
Gills separating from the hyme- 
nophore, and decurrent . 
f Stem lateral or absent ..... 
* With cartilaginous bark. 
Gills decurrent ........ 
Gills not decurrent. 
Margin of pileus at first incurved . 
Margin of pileus always straight. 
Hymenophore free 
Hymenophore confluent . . . 
23. Pholiota. 
V. COKTINAKIUS. 
26. Flammula. 
22. Locellinia. 
24. Inocybe. 
25. Hebeloma. 
vi. Paxillus. 
30. Crepidotus. 
29. Tubaria. 
27. Naucoria. 
Pluteolus. 
28. Galera. 
IV. Spores purple, sometimes brownish purple, dark purple, or dark brown 
— Pratellce. 
* Without cartilaginous bark, 
t Hymenophore free. 
Ring present. 
{ With a volva 31. Chitonia. 
J Without a volva 32. Psalliota. 
Ring absent 33. Pilosace. 
