586 231. Geastrum. 9. GASTEROMYCE. Pl. cell. aph. 
Lycoperdon stellatum, Bulliard Champ. 238. 
Lycoperdon recolligens, Wood in Lin. Tr. 2,58; Sowerby Fungi, 401. 
In woods; spring and autumn. 
Outer peridium expands with moisture, and contracts 
again on drying; contrary to the other geastra. 
6. Geastrum cylindricum. Cylindrical shell-puff. 
Outer peridium many-cut; inner cylindrical, sessile. 
Lycoperdon cylindricum, Withering Bot. Arr. 4, 411. 
In fir-plantations. 
XXXI. 232. POLYSTOMA. Pill-lox. 
Sporangium globular or depressed, sessile ; outer peridium 
expanding starwise; inner membranaceous, pedicelled ; 
pedicells and mouths many. 
Polystoma coliforme. Sievelike prll-box. 
Outer peridium many-cut; inner 5 or 6-pedicelled; pe- 
cells short; mouths ciliated. 
Lycoperdon coliforme, Dickson Crypt. 24; Sowerby Fungi, 313. 
Geastrum coliforme, Persoon Syn. 131. 
On sandy banks. 
L. Tutostomipex. Peridia single, leatherlike; mouth 
cartilaginous, circular; sporidia conglobated, scattered 
among the flocci. 
XXXII. 233. TULOSTOMA. Persoon. Tulostome. 
Sporangium globular, pedicelled; peridiwm single, lea- 
therlike; mouth single, cylindrical, cartilaginous; sportdia 
conglomerated, among the flocci. 
Tulostoma brumale. Winter tulostome. 
Sporangium whitish; pedicell slightly scaly; peridium 
attached to the stem; mouth flattish. 
Lycoperdon pedunculatum, Lin. S. P. 1654; Sowerby Fungi, 406. 
Tulostoma brumale, Persoon Syn, 139. 
Among moss on walls; autumn. 
M. PotyaneIpE®. Peridium single, thin, membra- 
naceous, bursting irregularly, enclosing many peridiola ; 
sporidia grumose, naked, in the peridiola. 
XXXII. 234. POLYANGIUM. Ditmar. Bud-mould. 
Sporangium roundish, sessile; peridiwm membranaceous ; 
- peridiola ovate, inside grumous. 
