266 A Monograph of the Myxogastres. 



Craterium leucocephalum, Desm., Cat. 27, non Auct. (1823). 



(Under C. $>yriforme.} 

 Craterium pyriforme, Ditm., l.c., p. 19, t. 10 (1817). 



(Under C. minutum.) 



Peziza minuta, Leers., Fl. Herbor., n. 1085 (1775). 



Cyathus minutus, Hoff., Veg. Crypt., p. 6, t. 2, f. 2 ; Sow., 



Eng. Fg., t. 239 (1790). 

 Trichia minuta, Relh., Teste Fr. (1786). 

 Nidularia minuta, With. (1792). 



Sphaerocarpa operculata, Schum., Fl. Saell., n. 1503 (1803). 

 Physarum turbinatum, Schura., Fl. Saell., n. 1450 (1803). 

 Craterium leucocephalum, Grev., Fl. Scot., t. 65 (?) (1824). 

 Craterium minutum, Fr., l.c., iii., p. 151 (1829). 

 Craterium turbinatum, Fr., l.c., iii., p. 152 (1829). 

 Arcyria leucocephala, Auct. 



Craterium Oerstedtii, Rost. 



Sporangia pyriform, along with the stem Uackish-lrrovm, lid 

 convex, snow-white; columella distinct; spores pale violet, 

 8 10 p diameter, smooth. 



Craterium Oerstedtii, Rost., Mon., p. 120, fig. 99; Cke., Myx. 

 Brit., fig. 99; Sacc., Syll., vii., 1, n. 1235. 



On wood. Denmark. 



Unknown to me. Appears to differ from C. confusum in the 

 darker-coloured stem and sporangium. 



Craterium Friesii, Rost. (fig. 265). 



Sporangia cyathiform, stipitate, wall smooth, shining, orange- 

 red, lid distinct from cup, whitish, flattened, stem very thin, 

 equal, longer than sporangium, red; capillitium dense, knots 

 of lime large, joined by short, hyaline internodes ; spores globose, 

 brownish-violet, smooth, 10 11 \i diameter. 



Craterium Friesii, Rost., Mon., p. 122, f. 105; Cooke, Brit. 

 Myx., f. 105. 



Craterium nutans, Sacc., SylL, 1237. 



