164 
Mas see. — A Revision of the 
93 . Coprinus tuberosus, Oudl., Bull. Soc. Bot. France, Vol. 
xxiv, p. 289, pi. 3, fig. 2. (Figs. 26-30.) 
Pileus elliptical, then carnpanulate, finely striate, white, then greyish, 
veil formed of hyaline vesicles , 3-5 mm. high ; gills blackish violet ; 
spores elliptical, about 12 fx long; stem 2-4 cm. long, very slender, 
rather flexuous, white, downy, springing from a smalt black sclero- 
tium. 
On dung or decaying vegetable matter. France, England. 
Somewhat resembling C. niveus, but smaller, and differing in 
springing from a sclerotium. 
94 . Coprinus cineratus, Quel., Bull. Soc. Bot. Fr. Vol. xxiii, 
p. 329, pi. 2, f. 7. 
Pileus cylindrical, then carnpanulate, striate, enveloped at first in 
a white, then greyish violet, volva formed of hyaline vesicles, dusky 
grey, 1-2 cm. high and broad ; gills free, close to the stem; spores 
elliptical, 10x5 Pt stem 4-6 cm. high, white, base slightly swollen 
and sheathed by the remains of the volva. 
Caespitose ; on dung, &c. France. 
95 . Coprinus filiformis, B. & Br., Ann. & Mag. Nat. Hist., 
Ser. 3, Vol. vii, p. 7, pi. 15, fig. 8. 
Pileus cylindrical, grey, covered with white mealy particles, striate, 
1-2 mm. high; gills linear; spores subglobose, 5x4^; stem 
1—1*5 mm - high, extremely slender, hyaline, sprinkled ivith short , 
delicate hairs. 
On the ground in woods. England. 
This minute species is not larger than Mucor caninus (B. and Br.). 
96 . Coprinus luxoviensis, Mont., Ann. Sci. Nat., Ser. 4, 
Vol. ix, p. 161. 
Pileus very delicate, ovoid, then carnpanulate, delicately striate, at 
first covered with white meal, then naked and grey, disc tawny ; gills 
semilanceolate, distant ; stem at first with spreading fibrils, soon 
naked, white, pellucid, 2*5 cm. long, springing from a spreading 
mycelium. 
On walls. Fiance. 
