NEW AND RARE BRITISH FUNGI. 
27 
t. 94 f. 9. Sphccria helicoma nat. size and magnified conidia, ascus 
and sporidia liiglily magnified. 
1. Sphaexia caninae, n.sp. 
Parasitic- Perithecia in clusters, at first covered, then exposed, 
conical ; ostiola acute ; asci tetrasporoiis, cylindrical, 65 x 18 mk. ; 
sporidia triseptate, constricted, dark brown, 18 X 5 mk. 
On the thallus of Peltigera canina. Oct., 1876. Dunsley 
(W. Joshua, Esq.). 
t. 94 f. 8, asci and sporidia. 
* Sphaeria bryoniae. Fokl. 
North Wootton. On Bryonia dioica abundantly. 
92. Sphaeria (Pleospora) Nardii. Fr. Ohs. ii., p. 334. 
On Nardus stricta. Rev. J. Keith. Forres, 1876. North Woot- 
ton, 1877. 
93. Sphaeria (Pleospora) aparinae.. Fckl. Sym. Mycol.^p. 136. 
Asci 80 X 10 mk. ; sporidia 40 -p 6 mk. 
On dead stems of Galium aparine. Terrington St. Clement’s. 
April, 1876. 
94. Sphaeria (Pleospora) Heleocharis. Karst- Myc, Fenn. 72. Karst. 
Exs., 882. 
Asci 220 X 35 mk. ; sporidia 45-50 X 13-15 mk. 
South Wootton, 1877. On Eleocharis. 
95. Sphaeria (Pleospora) rubicunda. Messi. Neue und Krit. Pyren, 
p. 31, t. iv.,jig. 15. Splicer. Brit, in edit. 
South Wootton. May, 1877. 
Sporidia 35 X 10 mk. On Juncus. 
Differing from Sp. rubelloides, Plow., Grevillea,” vol. v., p. 
120, in the larger and muriform sporidia. 
96. Sphaeria (Pleospora) vulgaris. Niessl. forma Monosticha. Neue 
und Krit. Pyren., p. 27, t. iv.,f. 11. 
On Senecio Jacohoea. North Wootton. June, 1877. 
97. Sphaeria (Pleospora) donacina. Fr. PI. donicina, Niessl op. cit., 
p. 23, t. iv., fig. 9. 
On Arundo donax, in the garden of H. Newman, Esq., Leo- 
minster. May, 1877. 
The occurrence of this species in so high a latitude is very interest- 
ing. The Arundo was introduced from the South of France some 
years ago ; the fungus occurred upon last year’s stems and sheaths. 
98. Didymosphaeria acerinum. Rehm. Grev. No. 237. 
XJpou. Acer cainpestfis. April, 1876. Kings Lynn. Sporidia 
dark brown 16-18 mk. long. 
99. Ohleria obducens. Winter. Hedwigia 1871,7?. 162. non Sphseria 
Obducens, i^r. 
On elm. Near Shrewsbury. 1873. 
100. Plagiostoma devexa. Besm. Feld. Sym, Mycol.,p. 119. Splicer. 
Brit. Cent. Hi, in edit. 
Asci 35-40 X 7-8 mk. Sporidia 15 x 2-3 mk. North 
Wootton. 1876. 
On Polygonum Persicaria. 
