British Gastromycetes. 37 
which it is preserved. (M. J. B.) There are often four spores 
on a basidium 1 
Hydnangium earneum, Wallr. (Fig. 14). Subglobose or 
irregular ; flesh-coloured ; inside pale flesh-coloured, unchange- 
able ; spores globose, with long, slender, acute spinules, pale 
pinkish-brown, about 12 \x diam. 
Hydnangium earneum , Wallr., ms. ; Tub, Fung. Hypog. 
75, t. xxi, f. 3 ; Karst, Fung. Fenn. 355 ; Wint, Kr. FL 877 ; 
Quel., Enchirid. 247 ; Sacc., Syll. vii, p. 1 75 * 
Exs. — Rab., Eur. n. 675. 
Underground or partly exposed. In tub containing a species 
of Eucalyptus. Royal Botanic Garden, Edinburgh ! Germany; 
Brisbane. 
About § in. across, pinkish or flesh-coloured, at first covered 
with a white, fugacious down. 
Hysterangium, Vitt. 
Peridium truly indehiscent, distinct, separable ; gleba car- 
tilagineo-glutinous, cavities at first empty; spores minute, 
epispore smooth. 
Hysterangium , Vitt., Mon. Tub. p. 13 ; Fries, Summa Veg. 
Sc. p. 437; Tub, Fung. Hypog. p. 80; Sacc., Syll. vii, 
P- I 55 - 
Characterised by the small, elliptical, smooth spores, and 
the cartilaginous mucous consistence of the gleba, which re- 
sembles that of Phallus and Clathrus in the young state, as 
first pointed out by Vittadini. There is frequently a copious 
development of mycelium. 
Hysterangiumnephritieum,Berk.(Fig.4). Globoso-depressed, 
springing from a much branched white mycelium ; peridium 
rather thick, elastic, tomentose ; substance pale blue or grey, 
here and there greenish ; cells irregular, minute, hollow, 
radiating from the base ; spores elliptical, smooth, very pale, 
about 1 8-20 x 5-6 jjL. 
Hysterangium nephriticum , Berk., Ann. Nat. Hist, xiii, 
p. 35 ° ; Tub, Hypog. p. 82 ; Berk., Outl. p. 294 ; Cke., Hdbk. 
