OF SOUTH AUSTRALIA. 
43 
Hymenium spread over a smooth, rugose, or ribbed 
surface, either resting upon an intermediate layer of 
hyphae running longitudinally between it and the 
mycelium or seated directly upon the mycelium . . Thelephoraceae. 
Hymenium covering the whole of the interior of cup- 
shaped, urceolate, or cylindrical receptacles, smooth 
or veined Cyphellaceae. 
Receptacle erect, dendroid, coralloid, simple, or 
branched, never pileate ; hymenium more or less 
amphigenous Clavariaceae. 
AGARICACEAE. 
I. Hymenium inseparable from the pileus, spread over the 
surface of broad gills acute at the margin. 
1. Receptacle fleshy, trama not vesiculose and not traversed by 
laticiferous vessels, not membranaceous, not rapidly putre- 
scent, not tough or woody. 
A. Spores white. — Leucosporae. 
a. Pileus distinct from and easily separable from the fleshy 
stem. 
With a ring on the stem and a volva at the base of the 
stem Amanita. 
With a volva at the base of the stem but no ring Amanitopsis. 
With a ring on the stem but no volva Lepiota. 
With a fugacious ring, not manifest in the adult state, 
and no volva Hiatvla. 
Without a ring or volva Schulzeria. 
b. Pileus confluent and homogeneous with the central 
fleshy stem. 
With a membranous ring on the stem Armillaria. 
Without a ring. 
Gills sinuate Tricholoma. 
Gills decurrent or adnato-decurrent by a tooth. 
Hymenium not waxy or pulverulent Glitocybe. 
Hymenium pulverulent Laccaria. 
Hymenium waxy Hygrophorus. 
c. Pileus confluent with, but heterogeneous from, the 
central cartilaginous stem. 
Gills adnate or sinuato-adnate. 
Margin of pileus at first incurved or exceeding 
the S ills - Collybia. 
Margin of pileus straight, at first adpressed to the 
s ^ em Mycena. 
Gills decurrent Omphalia. 
d. Pileus confluent with the excentric or lateral stem or 
dimidiate, sessile or resupinate Pleurotus. 
B. Spores pink or salmon-coloured — Rhodosporae. 
a. Pileus distinct from and easily separable from the fleshy 
stem. 
\\ ith a volva at the base of the stem but no ring . . Volvaria. 
With a ring on the stem but no volva Annularia. 
Without a ring or volva Pluteus 
b. Pileus confluent and homogeneous with the fleshy stem. 
Gills sinuate Entoloma. 
Gills decurrent or adnato-decurrent by a tooth Clitopilus. 
c. Bileus confluent with, but heterogeneous from, the carti- 
laginous stem. 
Gills adnate or sinuato-adnate. 
Margin of pileus at first incurved or exceeding the 
■ 1 1 ° 
; * * • • hcptoma. 
Margin of pileus straight, at first adpressed to the stem Nolanea. 
Gills decurrent Eccilia 
d. Pileus confluent with the excentric or lateral stem, or 
dimidiate, sessile or resupinate Claudopus. 
