BY D. McALPINE. 699 



Meliola amphitricha, Fries. — Amphitrichous Meliola. 



Sporidia up to 50 x 19 /x. 



On leaves of Dysoxylon sp.; commonly on under surface, slightly 

 on upper. July. Murwillumbah, N.S.W. (Baker, 3). 



Already described on Dysoxylon rufitm, Benth., from Richmond 

 River in P.L.S.N.S.W. (2) x. 1895. 



AsTERiDiuji EUCALYPTI, Cooke ct Mass. — Eucalyptus Asteridium. 



(Plate XXVI., figs. 3-4.) 



Spot-lilce, radiating, superficial, Ijlack, minute patches, gre- 

 garious, often confluent, on upper and under surfaces of leaf. 

 Ilyplus dark brown, thick-walled, much branched, septate, average 

 9-10 jx broad, with numerous short, stout, ultimate branchlets 

 usually uniseptate. Perithecia minute, hemispherical or discoid, 

 flattened, black, but dark brown under microscope, composed of 

 radiating, transversely septate filaments, margin scolloped, 80-94 n 

 broad by 84-88 /x deep. Asci pyriform, 4-spored. Sporidia elon- 

 gated, ellipsoid, triseptate, constricted, brown, one segment 

 enlarged, 26 x 11 /x. 



On leaves of Red Apple (1 Memecylon sp.). July. Murwil- 

 lumbah, N.S.W. (Baker, 4). 



Only found hitherto in Victoria on dead leaves of Eucalyptus 

 aniyyflalina, and described in Grev. xvi. 1888, p. 74. 



AsTERiNA TUBERCULATA, n.sp. — Tuberculate Asteriiia. 

 (Plate XXVI., figs. 5-8.) 



Hypophyllous, causing the shining leaves to become entirely or 

 partially dirty yellow on the affected side. Spots suborbicular, 

 black, gregarious, often contiguous, with radiating, somewhat 

 superficial mycelium and minute, black, gregarious, punctiform 

 perithecia. Hyplue next to matrix colourless to greyish, septate, 

 branched, creeping on or immediately beneath epidermis, 4-5 J /x 

 broad. Dark brown hyphie thick-walled, septate, branched, 

 with numerous, undivided tubercles representing ultimate bi'anch- 



