190 CRYPTOGAMIA FUNGI. 



99. CRATERIUM. 



1. C. leucocephalum, gregarious, glass-shaped, reddish-brown, 

 about 1 line high ; the lid very thin and evanescent ; filaments 



and granules whitish ; stalk similar in colour to the peridium 



GREV. Crypt. Fl. t. 65. Arcyria leucocephala, HOOK. Scot, ii 13. 



Hob. On dead straws, &c. in moist woods, but not com- 

 mon. Winter. 



100. PHYSAUUM. 



1. P. farinaceum, stalk black, erect, slightly tapered upwards ; 

 head globular, hoary, villose ; seminiferous mass black or dark 

 brown. Bot. Gall. ii. 860. 



Hab. On decayed beech leaves, and on stalks of thistles 

 and other herbaceous plants, not rare. 



Stalk firm, a line high ; the head greyish-white, as large as a 

 pin's head, with a membranous peridium bursting irregu- 

 larly. Grains minute, globular, numerous, mixed with 

 branched fibres. 



101. TRICH1A. 



1. T. ovata, small, gregarious, sessile, ovate, smooth, honey- 

 yellow, the peridium bursting irregularly, filled with a bright 

 yellow mass of innumerable minute granules, intermixed with 

 long twisted thread-like filaments. HOOK. Scot. ii. 12. GREV. 

 Fl. Edin. 454. Clathrus turbinatus, BOLT. Fung. t. 94. f. 3. Tri- 

 chia turbinata, Sow. Fung. t. 85. 



Hab. On rotten wood and mosses in woods and hedges, in 

 clusters resembling the eggs of some insect. Autumn. 



2. T. clavata, gregarious, stalked ; stalk rather long, brown, 

 roughish, erect, slightly tapered ; head pear-shaped, erect, glossy, 

 yellow, the membrane separating half way down ; seminal mass 

 yellow, the fibres flexuose, simple or branched ; grains very nu- 

 merous, minute, globular, pellucid. Bot. Gall. ii. 859. 



Hab. On decayed fir wood in Blackadder plantations. 

 The upper part of the stalk is yellow. The filaments are 



