NEW BRITISH FUNGI. 
127 
Stilbum orbiculare. B. Sf Br. 
Wliite ; forming patches an inch or more in diameter, springing 
from a white, thin, pulverulent stratum ; stem cylindrical, tomen - 
tose ; head globose; spores oblong, minute (*005 mm.). — B. ^ Br. 
Anil. Nat. Hist., No. 1714, t. 3, /. 4. 
On Lindbladia effusa. Aviemore. 
Feronospora afiinis. Ross. Rah. H. M., 489. 
Flocci thick, regularly 5 to 7 times dichotomous ; branches 
spreading, ultimate ramuli short, subulate, straight or curved ; 
conidia ovoid, obtuse ; oospores yellowish brown. — B. ^ Br. Aim. 
Nat. Hist., No. 1715. De Bary, memoire, pp. 118. 
On Fumaria. 
Dactylium cervinum. B. Br. 
Effused, pallid fawn-colour ; flocci branched, septate ; spores 
ohovate, uniseptate, apiculate below. — B. ^ Br. Ann. Nat. Hist., 
No. 1716. 
On Cytisus laburnum. 
Aspergillus nigricans. Auct. 
Fertile flocci erect, white, simple, continuous, swollen, at the 
apex into a globose head to which are attached radiating linear 
sporophores, each of which bears a chain of fuliginous, globose 
spores (*005 mm. diam.). 
In meatus auditorius of human ear (A. E. Durham, Esq.). 
The heads are black to the naked eye, and one -tenth of a 
millemetre in diameter. It is probably the same as mentioned in 
the Chicago “ Medical Journal,” xxxiii, p. 913, as having been 
found in the ear. Not A. nigrescens, Robin. 
Klucor stolonifer. Ehrh. Syl. Mijc. 
Fertile threads simple, emitting root-like stolons at the base ; 
capitulum globose, olivaceous-black, spores globose. — B. cj* Br. 
Ann. Nat. Hist., No. 1719. Rhizopus nigricans. Mycetog, t. xi, 
/. 1-7. 
On melon. Glamis. 
Helvella atra. Kdn. Mycograpliia, fig. 167. 
Sooty black ; pileus depressed, free, smooth beneath ; stem 
stuffed, clad with furfuraceous down. ; asci cylindrical ; sporidia 
elliptical (*017 X *008 mm.); paraphyses slightly thickened above. 
— B. 4' Br. Ann. Nat. Hist., 1721. 
On the ground. Scotland. 
Feziza (Hymenoscypha) Candolleana. Lev. 
Subfasciculate, becoming brownish, thin ; cups quite entire, 
flattened, naked ; stem filiform, naked or villous at the base, 
springing from a sclerotium ; asci clavato-cylindrical ; sporidia 
elliptical. — Lev. Ann. Sci. Nat., 1843, xx, p. 232, t. 7, /. 4. 
B. ^ Br. Ann. Nat. Hist., No. 1723. 
On Sclerotium pustula. 
Feziza (Hymenoscypha) albida. Rob. 
Cups somewhat flattened, whitish, rufescent when dry, stem 
equal ; asci subcylindrical ; sporidia linear, straight (*015- 018 X 
