186 FUNGUS-FLORA. 



I. Spores coloured. 



Merulius lacrymans. Fr. 



Broadly effused, usually entirely rcsupinate, but sometimes 

 efFuso-reflexed, thick, soft and rather nudist, ssilky or minutely 

 velvety below, yellowish-l>ruwn or dark brown in the centre, 

 shading oft" to the tumid, sterile, silky, Avhite or yellow sterile 

 margin; folds large, gyrose, sometimes irregTilarly toothed; 

 spores rusty yellow, obliquely elliptical, 10-12 x 5-6 /x. 



Merulius lacrijmans, Fries, Syst. Myc. i. p. 328 ; Stev., 

 Fung., p, 230. 



On trunks, worked wood, carpet, &c. Patches varying 

 from 2-3 in. to a foot and more in diameter, }, in. or more 

 thick at times. Very variable, but distinguished by the 

 slightly gelatinous substance, irregularly rngulo.se hymenium, 

 and briglit rusty orange spores. Exuding drops of water 

 when growing. 



Whole plant generally resupinatc, soft, tender, at first 

 very light, cottony and white. When the veins ap])('ar they 

 are of a fine yellow-orange or reddish- brown, foruiinsr irre- 

 gular folds, most frequently so arranged as to have the 

 appearance of 2)ores, but never anything like tubes, and 

 <listilling, Avhen perfect, drops of water. Sometimes the 

 jiileus or substance of the jilant, from its situation, produces 

 pendent processes like inverted cones. (Grev.) 



II. Spores icMfe. 

 * Crust aceo-adnate, margin more or less tomentose. 



Merulius Carmichaelanus. IJerk. 



White, Ibrming a very thin, adnate pellicle irregularly 

 ciTused for 1-2 in., folds very slightly prominent, very thin, 

 forming a fairly equal, angular network; whole plant 

 becoming brown when dry. 



Merulius Carviichaelanus, Berk., Outl., p. 256 ; Stov., Fung., 

 p. 230. 



(Jn bark. Pores often hexagonal, very shallow, by which 

 character it is distinguished from the white species of 

 Poria. 



