62 
ENDOSPOllE^. 
[PHYSAllUM. 
Hab. On dead wood and leaves. — Birmingham (L:B.M.39) ; Ger- 
many (Sti-assb. Herb.) ; Norway (Chrlstlanla Herb.) ; Philadelphia 
(L:B.M.39). S. Carolina (B. M. 863, 991) ; California (L:B.M.39). 
SPECIES NOT MET WITH IN THE QUOTED COLLECTIONS. 
31. P. flavum Fries, Symb. Gast., p. 22. Sporangia globose, 
rugose -verrucose, yellow. Stalk short, equal, of the length of 
the sporangium, much wrinkled, pale yellow. Columella none, 
Oapillitium abundant, with large, angular, whitish or pale yellowish 
lime-knots. Spores dull violet, minutely warted, 9*9 to 10'8 /x 
diam. — Eost., Mon., p. 100. Craterium flavuvi Fr., Summ. Yeg., 
p. 454. 
Hah. On twigs of bramble, ferns, etc. — Sweden. 
This description applies to Craterium citrinellum List. 
32. P. sulphureum Alb. & Schw., Consp. Fung., p. 93, tab. 6, 
fig. 1. Sporangia globose, erect, rugoso-squamulose, sulphur- 
yellow. Stalk smooth, shoi't, conical, white, densely charged with 
lime within. Columella none. Capillitium well developed, pale 
violet-yellow ; lime-knots abundant, angular. Spores bright 
violet, smooth, 10 to 12 /a diam.^ — E.ost., Mon., p. 101. 
Hab. On dead leaves. — Germany and Russia. 
33. P. efFusum Schwein., in Trans. Amer. Phil. Soc, iv. (1834), 
p. 257. Sporangia creeping, forming a reticulation, or entirely 
effused, white, much flattened ; mass of spores and capilhtium 
becoming black. 
Hab, On earth in a hothouse. — Salem, N. America. 
34. P. elegans Schwein., I.e. Sporangia crowded, subglobose, 
convex, flattened above, amethyst colour, subrugose. Spores 
blackish -brown, conglomerated. Capillitium of thickish threads. 
Hab. Rare. — Salem, N. America. 
35. P. luteovalve Schwein., I.e. Sporangia ii-regularly lobed, 
convex, more or less confluent, externally of a bright gold coloui-, 
somewhat compressed, bivalved. Spores bright yellow. 
Hab. On fallen stems. — Carolina. 
This might refer to some species of Pcrichcena. 
36. P. polysedron Schwein., I.e. Sporangia gregarious or some- 
what scattered, rather large, blackish-fuliginous, dull, subhemi- 
spherical, exactly pentagonal with straight sides, rugose, at length 
breaking in a somewhat stellate manner from the persistent lower 
part. Spores and dense capillitium of the same colour as the 
sporangia. 
Hab. On logs of walnut.— Bethlehem, N. America. 
37. P. CEespitosum Schwein., I.e., p. 258. Sporangia substipitate 
or suddenly contracted at the base, clustered or scattered, tur- 
