78 
NEW BRITISH FUNGI. 
Phacidium humigenum, CJce. Sf Mass. 
Excipulum becoming plane, opening with several irregular teeth, 
externally brownish (2 mm. diam.), disc yellowish-white or very 
pale yellow. Asci clavate-cylindrical, sporidia lanceolate with 
obtuse ends, or cylindrical, 1-3 nucleate, hyaline, 25-28 x 6-7 p. 
Paraphyses filiform, curved at the tips. 
On damp ground amongst decayed leaves, twigs, &c. Carlisle. 
(Dr. Carlyle.) 
Fhoma nelumbii, Cke. & Mass. 
Perithecia scattered, erumpent, soon becoming naked and 
prominent, subglobose, black, opaque mm diam.). Sporules 
oval, continuous, hyaline, with a thick epispore and a distinct cen- 
tral nucleus (10 x 7 p). 
On fading stems of N elumbium speciosum. Kew. 
Fhoma typharum, Sacc. Syll. 977. 
On Typlia. Kew. 
Sphaeropsis herbarum, Cke. Sf Mass. 
Perithecia minute, gregarious, black, punctiform, at first 
covered, then exposed by the falling away of the cuticle. 
Sporules broadly elliptical, continuous, brown with a tinge of 
purple, 7-10 x 5-6 p. 
On herb stems. Composites and Umbelliferce. Epping. 
Sphaeropsis alni. C. $ E. Sacc. Syll. 1686. 
On Alnus. Kew. 
Hendersonia Planerae, Cke. $ Mass. 
Scattered, perithecia erumpent, subglobose, black, for a long 
time covered by the cracked cuticle, conidia elliptical, rounded at 
the ends, triseptate, a little constricted, brown, 30 x 10-12 p. 
On twigs of Planera. Kew. 
Allied to H. vagans , Fckl. 
Chromosporium rubiginosum ( Carm.),C . $ M. 
Epiphyllous, rust coloured, in effused patches, pulverulent, 
conidia profuse, oval, continuous, pale fuscous, 10 x 7-8 p. 
Gymnosporium rubiginosum , Carm. MSS. 
On decayed leaves of Beech. Appin. 
Monilia pruinosa, Cke. Sf Mass. 
Forming a broadly effused thin white pruinose stratum, 
threads flexuous, elongated, septate (10-12 p diam.), irregularly 
branched, conidia shortly catenulate, subglobose, or oval, hyaline, 
14-15 x 12 p. 
On fading leaves of Caladium. Kew. 
Monosporium olivaceum, Cke. Sf Mass. 
Broadly, and for the most part densely, effused, olive ; hyplise 
interwoven, septate, pale olivaceous, fertile branches erect, 
sparingly branched towards the apex, branclilets sometimes 
alternate, sometimes in pairs, conidia hyaline, colourless, oval, 
6-8 X 4 p. 
On Corticium and bark. Carlisle. (Dr. Carlyle.) 
