416 95. Cladon. 4. CENOTHALAMEiE, PI.cell.aph. 
On the ground on high hills. 
Podeiia rather bald, slightly warty, sometimes scaly. 
VI. 96. HELOPODIUM. Michaux. Helopodium . 
Thallus leaflike; podetia rather pipey, cylindrical, simple; 
tips split, or radiated, nearly fingerlike, all the rays fertile; 
apothecia round, not bordered, grows convex, headlike, 
beneath hollow, fixed by the edge to the podetia, terminal; 
proligerous flake forming the upper part of the apothecium, 
rather thick, coloured, inside similar, convex, edge turned 
over and affixed, clothed beneath with flocklike skin of 
the thallus. 
1 . Helopodium delicatum. Delicate helopodium . 
Thallus leaflike; lobes minute, gnawed, jagged, granu- 
lar ; podetia bald, granular, pale, divided at the tip ; 
branches very short ; apothecia conglomerate, brownish 
black. 
Lichen parasiticus, Hoffm. Lick. 39. 
Lichen delicatus, Ehrh. Crypt. 25, 247. 
Baeomyees quercinus, Persoon in Uster Ann. 7, 19. 
Bffiomyces delicatus, A char. Meth. 327. 
Cenomyce delicata, Achar. Lich. Univ. 569. 
On the bark and rotten trunks of trees; also on the 
ground. 
2. Helopodium leptophyUum . Scale-leaf helopodium. 
Thallus leaflike; lobes very small, roundish, not cut and 
crenate intermixed ; podetia scarcely branched, rather bald, 
pale greenish ; apothecium terminal, usually single, reddish. 
Cenomyee leptophylla, Achar. Lichen. XJniv. 563. 
On the ground. 
VII. 97. SCHASMARIA. Acharius. Schasmar. 
Thallus leaflike; podetia pipey, dilated at top, cupshaped, 
cups open; apothecia round, not bordered, grow convex, 
lieadlike, inflated or hollow beneath, fixed by the edge to 
the podetia, terminal ; proligerous flake forming the top of 
the apothecium, rather thick, coloured, inside similar, con- 
vex turned over the edge and affixed ; clothed beneath with 
the flocklike skin of the thallus. 
Schasmaria sparassa . Sprinkled schasmar . 
Thallus leaflike, small, lobed, crenate; podetia long, ra- 
ther bellied, granulated, warty, scaly, cupbearing, cups 
