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HANDBOOK OF 
736. Polystictus mutabilis. B. C. Grev. i., 38. Sacc. Syll. 
vi., 5574. 
Pileus coriaceous, rigid, flabelliform, or spathulate, zoned, 
yellowish-white, at first delicately silky, striate, tomentose, at 
length becoming smooth, thickly zoned, narrowed downwards into 
the stem (7 c.m. long and broad) ; stem lateral of variable length ; 
margin quite thin, lobed ; liymenium white ; pores small punctiform, 
whitish. 
On wood. Queensland. 
737. Polystictus luteus. Nees Acta Nat. Cur. xiir., t. 4, /. 2 . 
Sacc. Syll. vi., 5577. 
Pileus thin, rigid, coriaceous, flabelliform, or laterally connate, 
yellowish, smooth (21-5 c.m. broad, scarcely 1 m.m. thick) ; stem 
marginal, unequal, dilated at the base, yellowish, pores minute, 
rounded, cinereous, then yellowish. 
On dead wood. Queensland. N.S. Wales. 
738. Polystictus carneo-niger. Berk. Grev. xn., 15. Sacc. 
Syll. vi., 5581. 
Pileus reniform, thin, black, radiately rugo3e (5 c.m. broad), 
obscurely zoned ; stem short or long, of the same colour, velvety 
brown downwards, discoid at the base ; hymenium flesh coloured, 
pores minute, short, dissepiments thick. 
On wood. Queensland. 
739. Polystictus nepliridius. Berk. Hook. Journ. vm., 
1856, 195. Sacc. Syll. vi., 5582. 
Small, thin ; pileus veined, smooth, kidney-shaped, bay brown 
(1-5 c.m. broad) ; stem very short, black; pores minute, puncti- 
form, hymenium pallid. 
On branches. Queensland. 
740. Polystictus affinis. Nees in Fr. Epicr. 445. Sacc. 
Syll. vi., 5584. 
Pileus papery, flabelliform, rigid, chestnut brown, with darker 
zones (5 c.m. broad), stem lateral, equal, thin, chestnut brown, 
scutate at the base, smooth (21 c.m. long), pores determinate, 
short, small, white, then tan colour. 
On branches. Queensland. N.S. Wales. 
741. Polystictus stereiuus. B. $/■ G. Linn. Journ. x., 308. 
Sacc. Syll. vi., 5585. =P. cognatus, Kalcli. 
Flabelliform, rigid when dry and indexed. Pileus thin, with 
many zones, smooth, chestnut red (18-25 m.m. broad and long) ; 
stem disciform, hymenium white ; pores minute, rounded, edge 
pruinose. 
On trunks. Queensland. N.S. Wales. 
