160 A Monograph of the Mijxogastres. 



Switzerland; Italy; Belgium; Denmark; Hungary; Finland; 

 Bohemia; Venezuela; United States; Cuba; Ceylon; Australia; 

 New Zealand. 



(Rostafinski's Synonyms.) 



Clathroidcs 2-)yriformc, Hall, t. 1, f. 5 (1742). 

 TricMa, Hall, t. 48, f. 5, No. 2167 (1798). 

 Lycoperdon vesjparium, Batsch, t. 30, f. 172 (1786). 

 Stemonitis ciimabarina, Roth. Fl. Germ., 347 (1788). 

 Lycoxjcrdon favaceum, Schr. Fl. Bav., ii., 667 (1789). 

 TricMa 2njriformis, Hoffm. V. Cr., t. 1, f. 1, (1790). 

 Stemonitis fasciculata, Pers. in Gmel. Sys., 1468 (1791). 

 Stemonitis vesparia, Gmel. Sys., 1070 (1791). 

 Trichia rubiformis, Pers. Disp., t. 1, f. 3, t. 4, f. 3 (1797); 



Berk. Ann. N. H., No. 218; Cooke, Hdbk., No. 1177. 

 Trichia rubiformis, /3 minor, Pers. Disp., 54 (1797). 

 Lycoi^erdon ferrugincum, Hedw., t. 10, f. 1 — 4 (1802). 

 Trichia chalybea, Chev. Fl. Par., t. 9, f. 24 (1827). 

 Trichia Ncesiana, Corda Ic, i., f. 288 c (1837). 

 Trichia Ayresii, B. and Br., Ann. N. H., No. 390 ; Cooke, 



Hdbk., No. 1179. 



Arcyria paradoxa, Mass. (fig. 272). 



Sporangia scattered or aggregated, sessile on a broad base, 

 hemispherical or irregularly elongated, smooth, rather shining, 

 dirty ochraceous, iomer surface of the wall with a layer of organic 

 particles ; mass of capillitium and spores pale lemon-yellow ; 

 capillitiura scanty, threads 4 — 5 /^ thick, much contorted and 

 forming a very loose net with hut few ahrniot free tips, spirals 

 very much crowded, not prominent ; spores globose, very minutely 

 loarted, 8 — 10 /x diameter. 



Hemiarcyria paradoxa, Mass., Rev. Trich., p. 350, 357, fig. 35. 



On wood. Weybridge ; Surrey. 



Sporangia when hemispherical about '5 mm. diameter, 1 — 2 

 mm. when elongated. Distinguished amongst species with 



