92 
new British fungi. 
Phoma scobina, Cooke. 
Perithecia subcutaneous, gregarious chiefly near the nodes, 
erumpent, cracking the cuticle, subglobose, black, depressed. 
Sporules fusoid, or clavate, sometimes binucleate, hyaline, on 
straight sporophores (*01-*012 x '003--0035 mm.). 
On slender branches of Fraxinus excelsior, Kew, Darenth, 
Highgate. 
Spermogones of Diaporthe scobina , with which it is usually 
associated. 
Phoma laurella, Sacc. Syll. No. 486. 
In our specimens the sporules are oblong-elliptic, rounded at 
the ends, and -012 x *0035 mm. 
On twigs of Laurus nobilis. Kew. 
Phoma viniferae, Cooke = Phoma viticola, Sacc. Syll. No. 463 ; not 
Phoma viticola, Sacc. Syll. No. 653. 
Sporules *007 x *004 mm., without nuclei. 
On twigs of Vitis vinifera. Kew. 
The three species (so called) of Phoma on vine twigs, found in 
Britain, are — 
Phoma vitis, Bon. ( S p. ‘003--0035 X -001-002). 
Phoma viniferae, Cke. (sp. *007 X *004 mm.). 
Phoma Cookei, Per. ( S p. *013 X *0045 mm.). 
Phoma celastrinae, Cooke. 
Gregarious or aggregated. Perithecia globose, black, covered 
by the cuticle, which is pierced by the punctiform shining black 
ostiola. Spores lanceolate, attenuated to each extremity, binucleate, 
hyaline (-013 x *005 mm.) at first stipitate. 
On small branches of Euonymus americanus. Kew. 
Phoma Forsythiae, Cooke. 
Very loosely gregarious. Perithecia punctiform, subglobose, 
immersed in the bark, which is slightly elevated, and at length 
pierced by the minute ostiola. Sporules elliptical, minute, enucleate, 
hy aline (*005 x -002 mm.) on short sporophores. 
On twigs of Forsythia. Kew, March, 1885. 
Phoma prunorum, Cooke. 
Densely gregarious at the extremities of the small twigs, 
covered by the elevated but not discoloured bark, which at length 
becomes split in a narrow longitudinal fissure. Perithecia sub- 
globose, black, of medium size. Sporules broadly lanceolate, 
attenuated towards each extremity, binucleate, hyaline (’01 x *0045 
mm.). 
On dead twigs of Prunus lauro-cerasus. Kew, March. 
Phoma radicantis, Cooke. 
Caulicolous. Perithecia gregarious on bleached spots, minute, 
punctiform, flattened, covered by the thin cuticle. Sporules 
numerous, oval, hyaline, with no distinct sporophores (.003 X 
-0015 mm.). 
On still living branches of Tecoma radicans. Kew. 
