20 MYXOMYCETES. 



Stemonitis leucocephala, Pers., in Gmcl. Sys., 1,464 (1791). 

 Stemonitis cyathiformis, Schrnk., p. 19 (1790). 

 Trichia cinerea, Trent., p. 227 (1797). 

 Arcyria leucocephala, Huff. Veg. Or., t. 6, f. 1. (1795). 

 Physarum pedunculatum, iSchum. irfaell., 1453 (1803). 

 Trichia aurece affinis, Fl. Dan., t. 1314 f. 2 (1810). 

 Cyathus cinereus, Purt. Mid. FL, t. 35 (1817). 

 Craterium leucocephalum, Ditm., t. 11 (1817) Grev. S. C. Fl., 

 t. 65.; Eng. Fl. v., p. 316; Cooke Hdhk., No. 1152. 

 Craterium vulgare, Cbev. Fl. Par., 340 (1826). 

 Physarum leucostictum, Cliev. Fl. Par., t. 9, f. 29 (1826). 

 Craterium leucostictwn, Fr. S. M., iii., 152 (1829). 

 Cupularia leucocephala. Link. Hdbk., iii., 421 (1833). 

 Phijsarwn xanthopus, Wallr. in sched. 

 Crateri-m xanthuptts, Wallr. 11. Germ, ii., 358 (1836). 

 Craterium deoperculatnm, Fr. in Weinm., 597 (1836). 

 Craterium pendulum, Fr. in Weinm., 597 (1836). 

 Cupnlaria xanthopu?, Rabh. Fl. Or., 2226 (1844). 

 Craterium jpruinosum, Corda. Ic., vi., t. 12, f. 33 (1854). 



15. Crateirium auzeuxn. (Schum.) 



Sporangium turbinatc, roundish, together with the short stiff 

 stem golden-yellow, very rough ; capillitium containing grannies of 

 lime, with the colnmella yellowish ; spores rusty-brown, 'OOSS-'Ol 

 mm. Rtfki. Alon., 125. 



On bark, moss, &c. 



Trichia aurea, Schum. Saell., 1,461 (1803). 

 Craterium mutabile, Fr. S. M., iii., 154 (1829) ; Eng. FL, v., 

 316; Cooke Hdbk., 1153. 



Cupularia mittabilis, Rabh. Fl. Cr., 2225 (1844). 

 Physarum Durieui, Mont. Herb. 



Genus 5. CRATERIACHEA. R. 



Sporangia splitting irregularly, the lower portion permanent after 

 the dispersal of the spores, margin lacerated ; central columella 

 cylindrical, containing lime ; capillitium of delicate tubes in a thick 

 net running towards the wall of the sporangium ; knots unde- 

 veloped, only exceptionally swollen with granules of lime ; meshes 

 of the net of the capillitium towards the margin of the sporangium 

 less and less, terminating in very small, short, perpendicular ends 

 united to the wall. Rtjki. Mun.,\>. J25. 



[The single species not yet recorded in Britain. Figs. 102, 103.] 



