72 
GASTEROMYCETES 
in maximum thickness, somewhat swollen and brownish 
below, whitish above, densely scaly. Gregarious, at first 
wholly subterranean. Very rare. 
BATARREA 
(After Antonio Battarra) 
B. phalloides (from its resemblance to Phallus ); 
Per. i-iijr in., concavo-convex, with the convex side above, 
orange-brown. S. 10-14 in., slender, slightly tapering down¬ 
wards, hollow; externally broken up into coarse fibres, 
which point downwards, with a loose volva at the base, the 
colour of the peridium. V. ovate, consisting of two white 
membranes, enclosing a gelatinous olive-yellow layer. In 
and near decaying ash-trees on sand-hills, aut. and win. At 
first enveloped in the volva and buried deep in the ground. 
Very rare, occurring in the eastern counties of England. 
Family PHALLOIDACE^ 
(The Stinkhorn Fungi) 
KEY TO THE GENERA 
Phallus. Pileus free; joined only at its apex to the stem - like 
receptacle. 
Mutinus. Pileus adnate and continuous with the stem-like receptacle. 
Lysurus. Pileus divided into vertical lobes at the apex of the stem- 
like receptacle. 
Clathrus. Receptacle forming a hollow globose net. 
PHALLUS 
(From its phallic resemblance) 
P. impudicus ( impudicus , shameless), “ Common Stink¬ 
horn.” Plate XXV. 
P. reticulated externally, at first covered with an olive- 
brown mucus. Receptacle ( = the “stem”) elongated, 
spindle-shaped. About the size of a hen’s egg before the 
rupture of the volva, from 5 to 10 in. high when fully de- 
