Clavariaceae. Page 98.

Agaricaceae. Pages 32-40.

Hydnaceae. Page 41.

(2d) Bracket-like.

(3d) Resupinate.

Spores borne on the interior of pores or tubes or labyrinthine passages.

Substance fleshy. Pores more or less easily separating from the cap and each other.

Stem central, or stem lateral.

Substance corky, woody, or leathery.

Boletaceae. Pages 44, 45.

Polyporaceae. Pages 42, 43.

Family. Agaricaceae (Fungi With Gills).

Plant fleshy ; soon putrescent.

Plant tough, leath-e r y , or woody; reviving or persistent.

Juice milky, white or coloured.

± Juice watery.

± Juice watery.

Stem : Lateral, I.

Eccentric, 2. Wanting, 3.

Spores white. (Spores violet in P. sapidus.)

Stem central.

Spores white... Pages 34, 35, 36, 46-73

Spores rosy or salmon ...Pages 36, 37, 87, 88.

Spores yellowish-brown or rusty-brown Pages 38, 83-87.

Spores dark brown or purplish-brown .....Pages 38, 39, 73-83.

Spores black... Pages 40, 89-92.

-Lamellae normally toothed on their edges.

Stem central. Stem eccentric. Stem wanting.

Genera

Lactarius. Page 92.

Pleurotus. Page 57.

Lentinus. Page 56.

Lamellae entire.

Stem central.

Stem lateral or wanting.

Lamellae simple; cap firm and dry.

Lamella: simple; plant leathery.

Lamellae deeply splitting ; villous.

Lamellae channelled or crisped.

Marasmius. Page 65.

Panus. Page 67.

Schizophyllum. Page 67.

Trogia. Page 67.

Family. Agaricaceae (Fungi With Gills) (Whitespored Series).

Volva and annulus.

Volva, but no annulus.

Volva wanting; annulus present.

Lamellae free from stem ; annulus often movable ; cap usually scaly.

Lamellae united with the stem; pileus usually smooth.

Genera

Amanita. Page 46.

Amanitopsis. Page 53.

Lepiota. Page 63.

Armillaria. Page 61.

Volva wanting; annulus wanting.

5 Lamellae thin, their edges acute.

Lamellae decurrent on the stem.

0 Stem with cartilaginous rind.

Lamellae adnate.

Stem fleshy; cap often bright-coloured.

V

Plant rigid; lamellae usually brittle.

V

Lamellae waxy.

X

Lamellae sinuate.

Stem fleshy.

Stem with cartilaginous rind; cap membranous, more or less less striate.

Clitocybe. Page 70

Omphalia. Page 68.

Collybia. Page 66.

Russula. Page 68.

Hygrophorus. Page 59.

Tricholoma. Page 72.

Mycena. Page 55.

Family. Agaricaceae (Fungi With Gills) (White-Spored Series).

Volva none; annulus none.

FamlLY. Agaricaceae (Fungi With Gills) (Pink-Spored Series)

Volva present; annulus wanting.

Volva wanting; annulus present.

Lamellae in the form of shallow folds, their edges obtuse.

Lamellae decur-rent; plant terrestrial.

(Annularia has not been found in America.)

Genera

Cantharellus. Page 53.

Volvaria. Page 88.

Annularia.

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Volva none ; annulus none.

Lamellae free from stem (a).