AUSTRALIAN FUNGI. 
29 
138. Agaricus (Omphalia) umbratilis. Fr. Hym. Fur. 1G4. 
Cooke Illus. t. 274, f. 1. Sacc. Syll. v., 1279. 
Pileus somewhat membranaceous, campanulate, then convex 
(1 in. broad), at length umbilicate, smooth, umber-brown, hygro- 
phanous ; margin finely striate ; stem stuffed, tough, smooth (1-2 in. 
long) ; gills adnate, decurrent, broad, crowded, becoming brownish. 
Spores 6-7 X 4-5 p. 
In damp places. Victoria. 
139. Agaricus (Omphalia) setipes. Fr. Hym. Kur. 164. 
Bull. Champ, t. 560, f. 2. Sacc. Syll. v., 1282. 
Pileus membranaceous, conical, then convex, rather papillate, 
everywhere striate, brownish grey (6-9 m.m. broad) ; stem filiform, 
straight, pubescent at the base (8 c.m. long or more); gills very 
decurrent, rather distant, connected by veins, whitish grey. 
Spores 6-7 x 2-3 p. 
In shady places. Victoria. N.S.Wales. 
140. Agaricus (Omphalia) fibula. Bull. Champ, t. 186, t. 
550, /. 1. Fr. Hym. Fur. 164. Cooke Illus. t. 274. Sacc. 
Syll. v., 1283. 
Pileus membranaceous, turbinate, expanded (12-13 m.m. broad),, 
then somewhat umbilicate, striate, becoming pale, dry, even ; stem 
slender (3-4 c.m. long), nearly orange colour, as well as the pileus ; 
gills strongly decurrent, distinct, paler. Spores 3|-5 X 2 p. 
Among moss. Queensland. W. Australia. 8. Australia. 
141. Agaricus (Omphalia) gomphomorphus. Berk. Linn. 
Journ. xviii., 383. Sacc. Syll. 1286. 
Lurid, club-shaped; pileus umbilicate (8 m.m. broad) ; stem 
thickened upwards, fibrillose, rufous, springing from a white fibril- 
lose mycelium (6 m.m. long, 2 m.m. thick, paler than the pileus) ; 
gills narrow. 
On the ground in tufts. Queensland. 
142. Agaricus (Omphalia) gracillimus. Weinm. Fr. Hym. 
Fur. 165. Fr. Icon. t. 7b, f. 6. Cooke Illus. t. 252,/. 1. 
Sacc. Syll. v., 1289. 
Snow-white ; pileus membranaceous, hemispherical, subfloccu- 
lose, sulcate (4-7 m.m. broad); stem filiform, slender, floccose at the 
base (13 m.m. long) ; gills decurrent, thin, alternately subdimi- 
diate ; spores 6-7 x 3 p. 
In marshy ground. Victoria. 
d Integrelli. Gills fold-like, narrow. 
143. Agaricus (Omphalia) integrellus. Pers. Ic. 4 " Des. t. 
13,/. 5. Fr. Hym. Fur. 165. Cooke Illus. t. 252,/. 3. 
Sacc. Syll. v., 1313. 
Gregarious, white, fragile ; pileus membranaceous, hemispherical , 
then expanded (4-9 m.m. broad), pellucid, striate ; stem very 
