AUSTRALIAN FUNGI. 
165 
889. Hexagonia umbrinella. Fr. Fungi Natal 17. Sacc. 
Syll. 6319. 
Pilens between corky and leathery, kidney-shaped, densely con- 
centrically smooth, umber, opaque; pores broad, rather rounded, 
angular, obtuse, dark brown. 
On trunks. Queensland. 
890. Hexagonia discolor. Fr. Sacc. Syll. 6320=Favolus 
discolor. Fries PI. Preiss. 136. 
Pileus effused, reflexed, unpolished, pallid umber ; margin short, 
swollen ; pores rounded, cup-shaped, smooth, shining white, on a 
dark-brown foundation. 
On bark. W. Australia. 
891. Hexagonia tenuis. Hook, in Runth. Syn. 10. Sacc. Syll. 
6324. 
Pileus leathery, kidney-shaped, rigid, smooth, turning hoary, 
densely concentrically sulcate, of the same colour ; margin thin, 
brown (5-8 c.m. diam.) ; pores of medium size (1^ m.m.), 
hexagonal, hoary -brown. 
On trunks. Queensland. S. Australia. N.E. Australia. Cape 
York. 
var. subtenuis. Berk, in Herb. 
This, which stands in Herb. Berk, as Hexagonia subtenuis, is 
hardly distinguishable from II. tenuis, except that the alveoli are 
doubly as broad (l§-2 m.m.). 
On branches. Queensland. N. Australia. S. Australia. (Fig. 61.) 
892. Hexagonia polygramma. Mont. Cuba t. xiv., f. 3. 
Sacc. Syll. 6325. 
Pileus leathery, thin, kidney-shaped, quite smooth, shining, pale 
Wood-colour, then brownish (2-6 c.m. broad), zoned with darker, 
crowded, concentric furrows ; pores medium, hexagonal, turning 
brown. 
On trunks. Queensland. 8. Australia. Goode Island. New 
Guinea. 
893. Hexagonia similis. Berk. Hook. Journ. 1846, 4. 
Sacc. Syll. 6328. 
Pileus rather lateral, somewhat corky or leathery, thin, flattened, 
pale wood-colour, then tawny (11-12 X 7-8 c.m.) ; zones frequent 
behind, fewer in front, rugose here and there, marked with 
prominent lines, smooth, silky, shining ; pores small, pallid, at first 
pruinose within ; margin of the hymenium Bterile. 
On rotten wood. Queensland. N.S. Wales. Arnheim’s Land. 
894. Hexagonia decipiens. Berk. Linn. Journ. xin., 166. 
Sacc. Syll- 6333. 
Pileus dimidiate, zoned, umber, velvety, sulcate (3 c.m. diam.) ; 
pores large (1^ m.m.). 
On Casuarina trunks. Victoria. Queensland. W. Australia. 
8. Australia. 
