OF SOUTH AUSTRALIA. 
73 
Stem thin, glabrous. 
Gills broad, rather distant. 
Xo South Australian species recorded. 
Gills narrow, crowded. 
At base of stumps. 
Pileus ochraceous buff. Stem reddish- 
brown. Spores 5 x 3.5 fi. Caes- 
pitose 61. C. eucalyptorum. 
On the ground. 
Pileus pinkish buff to brownish. 
Stem hollow, near Verona brown. 
Single 62. C. subdry ophila. 
Pileus russet to tawny. Gills sinuato- 
adnexed, tinted with pale ochraceous 
buff. Stem very hollow, Sayal 
brown to russet 63. C. percava. 
Pileus rich salmony buff, liygro- 
phanous. Stem short, pallid with 
slight tints of the pileus . . . . 64. C. alutacea. 
Pileus and stem (except apex) cinna- 
mon-rufous, pileus about lin. Gills 
creamy-white, adnato-adnexed . . . 65. C. elegans. 
Gills becoming cinereous. 
Pileus fuscous or becoming cinereous. 
Gills crowded, rather narrow. 
Pileus smoky-brown to scorched-brown, 
not viscid. Stem brownish. Spores 
sometimes slightly rough, 7.5 to 9 x 5 
to 6 y 66. C. deusta. 
Pileus fuscous, subviseid. Stem tinted 
with fuscous. Spores 7 to 9 x 4 to 
5.5 g 67. C. fusea. 
Gills broad, rather distant. 
Xo South Australian species recorded. 
A. Gills white or brightly coloured, not cinereous. Flesh often white. 
(a) Stem stout, sulcate or fibrillosely striate. 
*Gills broad, subdistant. 
54. Collybia radicata (Kelk.) Berk. (L., radicatus, rooted). — Pileus up to 3in. 
(7.5 cm.), nearly plane, sometimes depressed in the centre with the edge 
upturned, smooth, somewhat viscid when moist, sometimes wrinkled, pale yellowish- 
brown to olive-brown. Gills adnate, sometimes with decurrent lines on the stem, 
moderately close, alternate ones short, rather thick, white to pale fawn. Stem 
up to 8in. (20 cm.) long, slender, slightly attenuated upwards, base thickened, 
with a tapering root 2* to 3in. (6.2 to 7.5 cm.) long, hollow, cartilaginous, 
creamy white to brownish. Spores oval, 12 to 15.5 x 10.5 to 12 fi. South Aus- 
tralia — Botanic Gardens (Adelaide), National Park, Happy Valley, Encounter 
Bay, Blanche State Forest (S.E.), Kalangadoo (S.E.). 'New South Wales. 
Victoria. April to July. (Figure 11 C.) 
This is a not uncommon species, sometimes found growing in unfilled fields 
in our suburbs. It is readily recognised by the nearly plane, usually dark 
olivaceous, pileus contrasting with the white gills and by the long steni which 
passes below into a tail-like fusiform root. 
55. Collybia tortipes Clel. (L., tortus, twisted; pes, a foot). — Pileus ^ to 1 Jin. 
(1.2 to 3.7 cm.), convex, more or less depressed in the centre, flbrillosely "splitting, 
