192 A Monograph of the Myxogastres. 



Trichia Kalbreyeri, Mass., Rev. Trich., p. 344, fig. 8. 



On wood and living leaves. New Granada. 



Externally resembling T. ckrysosperma, but known by the 

 absence of ridges between the spirals, and the bands forming 

 more numerous polygons, 2 3 complete ones being present on 

 a hemisphere of the spore. 



TricMa scabra, Host. 



Sporangia gregarious or scattered, attached by a broad base 

 to a'hypothallus, circular or irregular from mutual pressure, 

 varying from pale yellow, through dirty orange to brown ; mass 

 of elaters and spores clear orange ; elaters cylindrical, 6 8 JM 

 thick, ending in smooth, acute, straight or slightly bent tips 

 7 10 M long, spirals not very prominent, rather distant, hearing 

 numerous short, acute, straight spines; spores globose, covered 

 with a very fine network of raised lines, 8 12 /u, diameter. 



Trichia scabra, Host., Mon., p. 258, figs. 214217, 239; 

 Cooke, Myx. Brit., figs. 214217, 239; Mass., Mon. Trich., 

 p. 13, fig. 13 (spore incorrectly drawn with a warted instead 

 of a very delicately reticulated epispore); Schroeter, p. 113; 

 Sacc. Syll., vii., n. 1500 ; Raunk., Myx. Dan., p. 68, t 4, f. 2. 



Trichia scabra, v. aurea, Cke., Myx., U. States, Ann. Lye. 

 Nat. Hist., N. York., v. xi., No. 12, p. 403. 



Exsicc Roum., Fung. Gall., 1005; Ellis and Everh., N. 

 Amer. Fung., 2100. 



On wood, moss, &c. Britain (Queen's Cottage Grounds, Kew, 

 Birmingham ; Taunton, Notts ; Scarboro' ; Carlisle) ; France ; 

 Germany ; Denmark ; U. States ; Ceylon ; Australia. 



Var. analogia. Spores on spirals of elaters rudimentary or 

 absent. 



Cke., Myx., U. States, Ann. Lye. Nat. Hist., N. York, vol. xi., 

 No. 12, p. 403. 



Britain (Carlisle) ; U. States. 



Trichia fallax, Rost. 



Sporangia pyriforaa, stipitate or subsessile, ochraceous, some- 

 times tinged olive, dull or shining; stem dark, usually longi- 



