6 9 
II. Stem without Thickened Exterior. 
(a) Stem with ring. Agaricus [ Arntillaria ], (Pages 13 to 15, First 
Series). 
(b) Stem without ring. 
Gills Sinuate (see diagram). 
Cap fleshy, stem short. Agaricus [Tricholoma] , (Page 6). 
Gills Decurrent {see diagram). 
Gills with thickened margin branched and coloured. (Can- 
tharellus , Pages 25 and 26). 
Gill margins thin, Toadstool waxy and bright coloured, growing 
on ground. Hygrophorus (Pages 21 and 22). 
Gills thin, stem fibrous. Agaricus [Clitocybt r], (Pages 7 to p). 
Gills thin, mealy coloured. Agaricus [Laccaria], (Page 12). 
Toadstool exuding milky juice when injured. Lactarius , 
(Pages 19 and 20). 
Gills Adnate (see diagram). 
Toadstool dry and brittle. Russula (Pages 16 to 18). 
Toadstool waxy. Hygrophorus (Pages 21 and 22). 
Toadstool exuding milky juice when injured. Lactarius , 
(Pages 19 and 20). 
(B) Toadstools Hard and Leathery, drying up in fine 
WEATHER, TO REVIVE AGAIN WHEN WET. 
(a) With central stem. Marasmius. Toadstool hard and 
leathery, drying up in fine weather to revive again when wet. 
(Pages 41 and 42, First Series). 
(b) Shelf like form. 
Gills unbranched. Panus (Page 27). 
Gills branching. Lenzites (Pages 28 and 29). 
II.— SPORES ROSY OR PINK. 
There are no photographs illustrating this class. 
III.— SPORES REDDISH BROWN. 
(A) Stem central. Stem with well-marked ring, cap scaly, 
Agaricus [ Pholiota ], (Page 13). 
Filamentus web like veil, the remains of which may persist 
as a ring. Cortinarius (Pages 30 and 31). 
Stem without ring. Margins of cap persistently rolled 
inward. Paxillus (Page 34, First Series). 
(B) Stem lateral. _ Shelf-like forms. Agaricus [ Crepidotus ], 
(Page 24, First Series). 
IV.— SPORES PURPLE OR PURPLE BROWN. 
(A) Gills free from stem, well marked veil and persistent ring. 
Agaricus [ Psalliota\ , (Pages 25 and 26, First Series). 
(B) Gills attached to stem. 
(i) Stem with persistent ring. Agaricus [ Stropharia ], 
(Page 27, First Series). 
(ii) Stem without ring or with fragments only. 
Veil entirely absent, stem tough. Agaricus [Psilocybe], 
(Pages 30 and 31, First Series). 
Remains of veil attached to margin of cap. Agaricus 
[ Hypholotna ] (Pages 28 and 29, First Series). 
