632 
VIII. FUNGI. 
[ Xylaria . 
1. X. Hypoxylon, Fries; — Berk, in FI. N. Z. ii. 203. Corky, 2-4 
in. high, simple or branched, compressed, at first pulverulent with white 
meal, then naked. Stem villous. 
Northern Island : on dead wood, Colenso. (Europe, Tasmania.) 
2. X. multiples, Kunze ; — Berk, in FI. N. Z. ii. 203. Corky, tufted, 
brown-black, divided above into even somewhat cylindrical compressed 
branches ; stem elongate, rough with leprous down. 
Northern Island : on dead wood, Colenso. (Juan Fernandez.) 
3. X. anisopleuron, Mont.; — Berk, in FI. N. Z. ii. 205. Solitary, 
woody. Receptacle oblique, obconic, leprous, opaque, pale within. Perithecia 
in the upper subhemispheric part, globose, papillate in the centre. 
Northern Island: on dead wood, Colenso , specimen young. (Guyana.) 
4. X. castorea, Berk, in FI. N. Z. ii. 204. t. 105./. 10. Stem in. 
high, longitudinally wrinkled, downy, then glabrous. Receptacle ovate, 
compressed, obtuse, 1 in. long, broad, dotted with the mouths of the 
perithecia., Asci slender. Sporidia subelliptic. 
Northern Island: on dead wood, Colenso. 
5. X. tuberiformis, Berk, in FI. N. Z. ii. 204. t. 105./. 11. Sub- 
globose, sessile or shortly stipitate. Receptacle j — | in. diameter, minutely 
cracked, white and corky within. Perithecia elliptic ; mouth large. Sporidia 
large, eymbiform. 
Northern Island : on dead wood, Colenso. 
70. HYPOXYLON, Bulliard. 
Characters of Xylaria, but horizontal. Stroma not confluent with the 
substance of the plant on which it grows. 
A tropical and temperate genus. 
1. H. concentricum, Fries ; — Berk, in FI. N. Z. ii. 204. Large, 
brownish subglobose, at length black, concentrically zoned within. 
Northern and Middle Islands: common on dead wood, from the Bay of Islands, 
J. I). H., to Otago, Lindsay. (Cosmopolite.) 
2. H. annulatum, Montague ; — Berk, in FI. N. Z. ii. 204. Mycelium 
thick, abundant, of branched threads, the ultimate branchlets zigzag, with 
often 2-fid tips. Stroma convex or effuse and confluent, blackish outside 
and in. Perithecia globose with a depressed ring round the mouth, at last 
nearly free. 
Northern Island: on dead bark, Colenso. (N. and S. America.) 
71. DIATRYPE, Pries. 
Characters of Hypoxylon, but the stroma is confluent with the wood of the* 
plant on which the Pungus grows. Perithecia with a more or less obvious 
neck. 
