Merulius POLYPORACE.^ 369 



1667. M. tremellosus Schrad. (from the tremulous substance) a b c. 

 P. dentato-squarrose near marg., yellowish-white, salmon shaded. 



Po. pale ochre to yellowish-white, brownish-ochre at base ; 

 marg. barren, white. Flesh fleshy-tremellose, approaching 

 Tretnella, very pale blue-grey and pale salmon. 



Connato-imbricate. Odour strong, fungoid. Decayed trees, wood, beech, 

 birch, oak ; rare. Aug.-Feb. 6 in. At first resupinate. Hymenium 

 usually rich vinous-brown when dry. 



1668. M. aurantiaeus Berk, (from the colour ; aurum, gold) a. 



P. tomentose, sometimes zoned, dull yellowish-white, or ashy. 



Po. somewhat poriform, minute, dull orange ; marg. broad, 



barren. Flesh fleshy-coriaceous. 

 Dead trunks, beech ; rare. May. if in. 



1669. M. eorium Fr. (from the thin leather-like subiculum- corinm, 



skin, leather) a b c. 



P. becoming slightly reflexed, paper-like, zoned, villous-hairy, 

 separating, white. Po. small, gyrose or pore-like, flesh-colour, 

 pale tan, orange-yellow, orange or sienna-orange ; marg. broad, 

 barren, white. Flesh soft. 



Dead wood, trunks, branches, hornbeam, oak, furze, moss, sometimes on old 

 beams, etc., in houses, sometimes pendulous, like a small inverted cup; 

 common. Mar.-Jan. 6 in. 



1670. M. Isetieolop B. & Br. (from the colour Icetus, bright) a. 



Po. at first obsolete, then plicato-rugose, distant, bright orange ; 



marg. broad, barren, white. 

 Coarse sawdust and leaves, oak, pine, mountain-ash. Nov. 3 in. 



1671. M. aureus Fr. (from the colour aurens, golden) a c. 



Po. large, walls thin, plicato-porous, orange or golden-yellow ; 



marg. broad, barren, sulphur. 

 Pine boards, pine-leaves and cones. Oct. 2^ in. Hymenium dark brown 



when dry. 



1672. M. himantioides Fr. (from the thong-like shape of the folds of 



the hymenium ; Gr. himas, a thong, eidos, appearance) a b c. 

 Po. porous to gyrose, folds tooth- or thong-like, yellow to dull 



ochre or yellow-olivaceous ; marg. barren, white or sulphur. 

 Dead wood, fir, cherry, club-moss ; rare. Sept. -Dec. 7f in. Hymenium 



olive or dark brown when dry. 



1673. M. molluseus Fr. (from the soft substance ; molluscns, soft) a b c. 

 Po. large, round, poroso-gyrose, flesh-colour, deep carnation or 



ochre to rich orange; marg. broad, barren, white. Hym. 

 rufous or vinous-brown when dry. 



Wood, branches, fir, sometimes spreading over and conjoining fallen twigs ; 

 uncommon. Sept. -Feb. 8 in. 



1674. M. fugax Fr. (from its collapsing hymenium and fugitive 



habit ; fugio, to flee) a b c. Byssoid to membranous, very 

 thin. 

 Po. reticulate, feebly developed and soon collapsing, white to 



2 B 



