226 Psilocybe. 



* * Gills plane, very broad behind, subdecur. 



ammophila, Mont. P. 2 3 cm. exp. umb. yellow-rufous, fibrillose ; 

 g. with a subdecur. tooth ; s. 4 5 cm. white, lower half clavate and 

 sunk in the earth, striate ; sp. 12x8. (32 x 23 Sacc.) 



coprophila, Bull. P. 1'5 2 cm. slightly viscid, hemispher. then 

 exp. umb. yellowish rufous; g. arcuato-subdecur. broad; s. 3 5 cm. 

 narrowed upwards, white, floccose then almost glabrous ; sp. 13 14 

 x8. 



Differs from P. bullacea in absence of striae on p. 



bullacea, Bull. P. 1 2 cm. hemispher. then exp. umb. finely 

 striate to middle, rather viscid, bay or brownish brick-red, then 

 pale, often with a white fringe at the edge, cuticle separable ; 

 g. adnate, almost triangular, grey then brownish purple ; s. 2 4 cm. 

 slender, apex pruinose, fawn, fibrillose, base rusty ; sp. 9 1 1 x 4 7. 



physaloides, Bull P. 1 '5 2 cm. campan. then exp. umb. striate, 

 rather viscid, purple brown or bay then pale ; g. subdecur. rather 

 rusty then purplish brown ; s. 2 3 cm. fibrillose, base bay ; sp. 

 12x6. 



[fermgineo-lateritia, Vogl. P. convex, subumbil. edge substriate, 

 glabrous, subhygr. rusty brick-red ; g. adnato-decur. purple-black ; s. 

 cylindrical, colour of p. base white ; sp. 79 x 4. 



[libertata, Fr. P. obconic, umbo hemispher. prominent, at first 

 hoarily silky then glabrous, dusky umber then pale ; g. deeply decur. ; 

 s. flexile. 



atrorufa, Schaeff. P. 2 2'5 cm. convex, obtuse, glabrous, edge 

 striate, purple-brown then pale ; g. subdecur. broad, brown-violet 

 with a white edge ; s. 5 7 cm. pale bay or fawn, pruiuose, fibrillose 

 at base ; sp. 1012 x 6. (68 x 45 Karst.) 



nuciseda. Fr. P. 1'5 2 cm. convex, obsoletely umb. rather 

 silky when dry and yellowish, dusky brown at first ; g. adnate, 

 broad; s. 2 3 cm. brownish with white down, base narrowed; sp. 

 8x4. 



* Gills sublinear, 



tegularis, Schum. P. campan. glabrous, tan, areolately cracked ; 

 g. attenuato-adnexed ; s. stuffed, narrowed upwards from a thickened 

 base, pallid. 



compta, B. and Br. P. 3 4 cm. conico-campan. then exp. 

 subumb. edge striate, pale ochre and atomate when dry ; g. broad, 

 adnate ; s. 4 5 cm. pale rufous ; sp. - . 



[callosa, Fr. P. conico-campan. obtuse, even, glabrous, dry, 

 white or yellowish ; g. adnate, ascending, ventricose, sooty black ; 

 s. tough, equal, glabrous, pallid. 



semilanceata, Fr. P. 12 cm. exp. acutely conical, slightly 

 viscid and striate when moist, pallid, often tinged yellow or green ; 

 g. adnexed ; s. 4 7 cm. flexuous, pallid ; sp. 10 12 x 6. 



var. caerulescens, Cke. P. rather obtuse ; s. bluish at base. 



