152 A Monograph of the Myxogastres. 



Arcyria Friesii, B. and Br., Ann. Nat. Hist., n. 1602 (type 

 in Herb. Berk., Kew) ; Cke., Myx. Brit., p. 71, figs. 251 and 259. 



Exsicc. Fuckel, Fung. Rhen., 1440; Sydow, Myc. March., 

 n. 1499; Rab., Fung. Eur., 369 ; Ellis, N. Amer. Fung., 1115. 



On wood and bark. A variable species, from 1'5 4 mm. 

 high, the capillitium remains erect after expansion. In the 

 fasciculate form the sporangia are cylindrical and elongated, 

 2 8 springing from a long, slender stem. 



Britain (Lyndhurst, Swansea, Kew, Bulmer, Scarboro', Car- 

 lisle, Appin, N.B.); Europe; United States ; Brazil; Venezuela; 

 S. Africa ; Himalayas ; Ceylon. 



(Rostafinski's Synonyms.) 



(Under A. cinerea.) 



Clathrus recutitus, Linn. Sp., 1649 (1764). 



Trichia, Hall., No. 2166 (1768). 



Trichia cinerea, Bull., t. 477, f. 3 (1791). 



Stcmonitis recutita, Gmel. Sys., 1467 (1791). 



Stemonitis cincrea, Gmel. Sys., 1467 (1791). 



Arcyria albida, Pers. Disp., t. 1, f. 2 (1797). 



Stcmonitis glauca, Trent., p. 221 (1797). 



Arcyria cinerea, Schum. Saell, 1480 (1803) ; Fl. Dan., t. 1975, 



f. 1 ; Eng. Fl., v., 318; Cooke, Hdbk., No. 1172. 

 Trichia camea, Wall, in litt. 

 Arcyria camea, Wall. Fl. Germ., 2234 (1833). 

 Arcyria trichioidcs, Corda Ic., ii., f. 86 (1838). 

 Stemonitis grizea, Opiz. in Lotos, 215 (1855). 

 Arcyria pallida, B. and C. Grev. (1873), No. 365. 

 Arcyria stricta, Rost., Mon. Supp., p. 36. . 



(Under A. pomiformis.') 



Stemonitis 2>omif minis, Roth. Fl. Germ., i., 548 (1788). 

 Stemonitis ochroleuca, Trent, in Roth., 221 (1797). 

 Stcmonitis lutea, Trent., 221 (1797). 



Arcyria nmbrina, Schum. Saell., 1479 (1803) ; Berk. Ann. N. 

 Hist., No. 389; Cooke, Hdbk., No. 1174. 



