10 
HYPOXYLON, Bull. 
H. rubiginosum, Pers. Sacc. Syll. i. 376. Stroma superficial, 
mostly long and broad, effuse or short, spot-like, bright rusty-red, at 
length black, somewhat thick, perithecia very dense and irregular, 
monostichous, stipitate, obovate or subglobose, somewhat large, rounded 
at top, pierced, more or less prominent, mammilose, conidia beartug 
hymenium pulveraceous, thin, lutescent at length, bright rust-colour ; 
conidia obovate or oval; asci cylindrical, pedicels very long, 8-spored, 
paraphyses filiform, very slender, simple stipitate, sporiferous portion 
60 x 6; sporidia monostichous, ovate, unequally-sided or straight ; 
blackish, LO x 5.—From Sace. l.e. 
Hab.: On wood, Cairns.—E. Pritzel. 
H. multiforme, Fries. Cooke, in Handb. Austr. Fungi 294. 
Stroma erumpent, on corticate branches, girt by the ruptured cuticle, 
or at length free, superficial, hemispherical, thick, subglobose, elliptic, 
or flattened, or convex, often deformed, on naked wood, more or less 
effused, superficial, stroma for the most part connate or confluent, at 
first rubiginous, then black, even; perithecia rather large, globose, 
papillate, on tuberculose protuberances. Asci cylindrical, 72-100: 
x 6 w. Sporidia fusiform, unequal-sided, brown, 10-12 x 4-5 #.— 
Cooke l.e. 
Hab. : Cairns.—E. Pritzel. 
H. fuscum, Pers. Cooke, in Handb. Austr. Fungi 293. Stroma 
erumpent, then superficial, free, spot-like, depressed by pulvinate, 
hemispherical, rarely subglobose, purple-brown, then black; perithecia 
lobose, crowded, rather prominent, minut mi : ee 
cylindrical, sporidia ovate, obtuse, more or less unequalsided, blackish, 
12-16 x 5-7 p.— Cooke Le. 
Hab.: Upper Barron River, on dead wood.—E. Pritzel. 
H. annulatum, Schwein. Cooke, in Handb. Austr. Fungi 294. 
Hemispherical, confluent, becoming black, internally of the same 
colour; perithecia subglobose, ostiola in the centre of a dilated ni 
Hab.: Upper Barron River.—E. Pritzel. 
DOTHIDEACES. 
_ Composite, stromatic, pulvinate, &e., coriaceous or carbonaceous, 
blackish. Perithecial cells homogeneous with the substance of the 
stroma, and scarcely distinct from it, papiilate or pierced.— Cooke, 10. 
Handb. Austr. Fungi. 296 
DOTHIDEOIDEI. 
PHYLLACHORA, Fell. 
P. symploci, Patouill. Sace. Syll. Fung. xi. 371. Stromé 
epiphyllous, hemispherical, shining-black, 300 p diam., l-celled; asc 
30-90 x 20; sporidia 15-19 x 8, hyaline.—Sace. l.c. 
Hab.: Eumundi, on Symplocus Thwaitesii.—E. Pritzel. 
