| 
| 
: 
SS 
=a 


64 
stricted at the septa, segments rather unequal, surrounded by a thin — 
layer of gelatin 15 xX 5 p. 
On rabbit’s dung, North Wootton Heath, 18th January, 1899. 
The form and colour of the sporidia recall those of Melanomma — 
pulvis pyrius. 
Plate 2, fig. 18 perithecium, t. 19 asci and paraphyses, f. 20 sporidia. 
324. Gibberella cyanogena (Desm.) Perithecia crowded, oblong, — 
150-200 in diameter, obtusely conical then collapsing, umbilicate, 
plicate and verrucose, dark amethyst blue. Asci clavate, octosporous, 
obtuse above, sporidia fusiform oblong, sometimes straight, sometimes 
slightly curved, obtusely rounded at either end, subhyaline, triseptate, 
slightly constricted, 25-30 x7 p. Mycelium branched, effused, crus- 
taceous, yellowish. Conidia sometimes solitary, sometimes czespitose- 
fusiform, lunate, apiculate, 1-3 rarely 5 septate subhyaline. | 
Spheria Cyanogena Desm. Ann. Soc. Nat. X. 1848 p. 352. 
Gibberella Cyanogena Saccardo Syll. II. p. 555. 
On an old cabbage stalk, Sea Bank, King’s Lynn, December, 1898. 
Halifax, Mr. Crossland, January, 1899. 
The spores are larger than those of G. pulicaris, which is found on 
Sambucus. 
325. Diaporthe (Euporthe) incrustans Nke. Stroma eftused, variable, 
staining the matrix. Perithecia minute, globose, rarely depressed or 
angular, abruptly attenuated at the neck. Ostiola elongate, often 
erumpent in clusters, very black. Asci narrowly clavate, octosporous, 
50-65 7-9 pu. Sporidia biseriate or obliquely uniseriate, straight or 
very slightly curved, subhyaline, uniseptate, quadrinucleate 12-14 x 3 p 
Spermogonia Phoma-like spermatia 5-7 x 2-2'5 1, basidia 30 long. 
Nits. Pyren. Germ. p. 267. Saccardo Sylloge. II. p. 655. 
Castle Rising, on cabbage stalks, rst January, 1899. 
