Arcyria. ' 153 



Arcyria silacea, Ditm., t, 8 (1817). 



Arcyria ochroleuca, Fr. S. M., iii., 181 (1829); Berk. Ann. N. 



Hist., No. 115; Cooke, Hdbk., No. 1175. 

 Arcyria hitea, Scliwz. Fung. Car., 2339 (1831). 

 Arcyria globosa, Weinm, teste Fr. 

 Stemonilis ochracca, Opiz. herb. 



Arcyria cinerea. Var. cribroides, Raunk. 



Tubes of the capillitium broader than those of the type 

 species, the inner meshes equal and of ordinary width, on the 

 surface of the capillitium, on the contrary, groups of very small 

 meshes and single larger succeed each other alternately. 



Raunk., Myx. Dan., p. 107. 



On decayed branches of fir. Denmark. 



Arcyria digitata, Rost. 



Scattered or gregarious, several s^wrangia, S—7 , fasciculaic on 

 a common stem; sporangia shortly cylindrical, apex obtuse, basal 

 cup-like portion persistent; mass of capillitium and spores pale 

 opaque greyish-yellow, or with an ochraceous tinge; stem 

 elongated, equal, rather slender, expanded at the base into a 

 cn^cular hypothallus; capilHtium dense, hecoming very much 

 elongated after dehiscence, threads forming a network, meshes 

 very irregular in size ; here and there minutely warted, varying 

 m thickness ; spores globose, sinooth, 7—10 )u diameter. 



Arcyria digitata, Rost., Mon., p. 274; Sacc, Syll vii 1 

 n. 1460. 



Stemonitis digitata, Sz., Syn. Amer., n. 2350. 



(Specimen from Schweinitz in Hb. Berk.) 



Arcyria Zeprieurii, Mont., Ann. Sci. Nat., Ser. IV., vol. iii., 

 p. 141. (Type in Herb. Mus., Paris.) 



Arcyria hicolor, B. and C, Journ. Linn. Soc, vol. x.,'p. 349. 

 (Type in Herb. Berk.) 



Exsicc.~Vm,g. Cub. Wrightian., 542 (as Arcyria hicoLr, 

 B. and C). 



On woud and bark. Cuba; U. States; Cayenne. 



