4 Transactions. 



brown ; pores very shallow, whitish, minute, decnrrent for a 

 short distance down the stem. 



On dead wood, branches, and on the ground. New Zealand. 

 Victoria, Queensland, Europe. 



Distinguished from allied species by tlie black stem tapering 

 upwards. The flesh is white, softish, and not at all woody. 

 When growth is very vigorous the margin of the pileus is often 

 beautifully waved and crisped, and under such circumstances 

 the pores are often larger than usual. 



II. Stem lateral when present, often almost obsolete, hut pileus attached by a 

 narrowed base. 



Polyporus pMehophorus, Berk., Fl. N.Z., ii, p. 177, tab. cv, fig. 3 ; 

 Hdbk. N.Z. Flora, p. 607 ; Sacc, Syll. vi, no. 4999. 



Entirely pure white ; pileus about 2-5 cm. long and broad, 

 irregularly fan- shaped, and narrowed behind into a very short, 

 wrinkled, stem-like point of attachment ; glabrous ; cuticle 

 subgelatinous, then becoming dry and cartilaginous ; pores very 

 minute ; dissepiments thin, minutely toothed. 



On decaying logs. Tarawera, Northern Island, New Zealand. 



A very beautiful and distinct species, which does not appear 

 to have been collected since the original specimens on which the 

 species was founded were found by Colenso. 



Polyporus xerophyllus, Berk., Fl. N.Z., ii, p. 178, tab. cv, fig. 2 ; 

 Hdbk. N.Z. Flora, p. 607. 



Pileus suborbicular or reniform, 2-3 cm. across, rufous- 

 brown, marked with radiating -wrinkles, minutely scabrid, or 

 rough with raised points ; stem lateral, up to O'l cm. long, 

 black, wrinkled, very minutely velvety ; hymenium whitish, 

 pores very minute, dissepiments entire. 



On dead wood. New Zealand. 



An endemic species discovered by Colenso. Distinguished 

 from allies by the black, minutely velvety stem and radially 

 wrinkled pileus. 



Polyporus grammocephalus. Berk., Hook. Lond. Journ., 1842, 

 p. 148 ; Sacc, Syll. vi, no. 5005 ; Cooke, Austr. Fung., 

 p. 117. Syn., Polyporus emerici, Kalchbr., Grev., x, pi. 145, 

 fig. 125 ; Polyporus russiceps. Berk, and Broome, Journ. Linn. 

 Soc. (Bot.), xiv, p. 48 ; Polyporus incompletus, Cesati, Myc. 

 Borneo, p. 4 ; Polyporus platotis. Berk, and Broome, Linn. 

 Trans., ser. ii, vol. i, p. 401 ; Polyporus fusco-lineatus, Berk, 

 and Broome, Linn. Trans., ser. ii, vol. i, p. 401. 



Pileus very thin, 2-3 mm. thick, obovate, irregularly circular 

 or reniform, horizontal, margin sometimes more or less wavy, 



