540 POUL LARSEN 
541. C. (Telamonia?) sp. 
Skütustadir (Myvatn) [P. L.]. — On knolls in lava fields. 
Pileus 2cm broad and high, conico-campanulate, somewhat hygro- 
phanous, dark reddish brown (j 3), cuticle at length minutely cracked 
crosswise and lengthwise, and finely tessellated, margin straightened, covered 
with white fibres, at length with short cracks, rendering it dentate. — Stipe 
dilated below, pale brown, and covered with a white, fibrous velum, 
which does not form a ring. — Gills very broad, emarginate adnate, 
brown. — Spores brown, echinulate-verrucose, broadly ellipsoidal, 8—9 
X 6 y. 
i 
Allied to C. stemmatus Fries, but differing especially in the dilated 
base of the stem. 
542. C. (Dermocybe) einnamomeus (Linné) Fries, Epicr., p. 288. 
Lagarfljöt near Vallanes [P.L.]. — In sandy moor-like meadows. 
Pileus 3—5 cm broad, plano-convex, dry, tawny (k 5), covered with fine 
adpressed fibres. — Stipe cylindrical, lemon-yellow (b 7); veil coloured 
like the stipe. — Gills broad, emarginate, lemon-yellow (b 7), then cinna- 
mon-brown. — Spores brown, ellipsoidal, slightly verrucose, 8—-9 X4.5—5 u. 
543. C. (Dermocybe) anomalus Fries, Epicr., p. 286. 
Egilsstadir [P. L.]. — In birch copses. 
Pileus 4—5 cm broad, plano-convex with incurved margin, brown in 
centre (g 7), pale violet at margin (0 7) and covered with fibrous remains 
of the veil. — Stipe cylindric-clavate, the base being dilated, covered by 
a yellowish white fibrous layer, pale violet above (o 7). — Gills at first 
pale violet (0 7) then cinnamon, emarginate, margin white and dentate. 
— Spores brown, punctate, subspherical, 8—8.5 X 7 u. 
544. C. (Inoloma) Bulliardii (Persoon) — sensu R. Maire. 
Agricus Bulliardii Persoon, Synops. meth. fung., p. 289. 
Egilsstadir [P. L.]. — In birch copses. 
Pileus 5—7 cm broad, campanulate, with a prominent, broad, and 
rounded umbo, fibrous, dark brownish red (j 3), shining. — Stipe cylin- 
drical with clavate swollen base, whitish but covered with red (m 1) threads, 
here and there confluent in red areas, but not forming red bands as in 
Cortinarius armillatus, flesh of cap and stipe pale orange (k 1). — Gills 
rather crowded, emarginate adnate, purple brown to yellow rust-brown 
with whitish dentate edge. — Spores ellipsoidal, brown, punctate, 8—9*5 u. 
545. C. (Phlegmacium) porphyropus (Alb. et Schw.) Fries, Epicr., 
P..271. 
Eyjolfsstadir [P. L.]. — In birch copses. 
Pileus 4—7cm broad, plano-convex, sometimes with a low umbo, mar- 
gin thin, viscid, slimy, covered with innate grey fibres, clay-coloured (g 7). 
— Stipe cylindrical with somewhat swollen base, at first violet, then 
