^ilwadoche. 329 



Physarnm Icucojnos, Schum., Herb. 

 Tric?cia alba, DC, Fl. Fr., ii., 202 (1805). 

 Physarum alhipes. Link, Diss., i., 27 (1809). 

 Physarum sulcatum, Link, Diss., i., 27 (1809). 

 Physarmn connedum, Ditm., t. 41 (1817). 

 Physarum cernuum, Fl. Dan., t. 1974, f. 2 (1823). 

 Physarum nutans, a. alhocinereum, Fr., S. M., iii., 128 (1829). 

 Didyniium marginatum, Fr., S. M., iii., 116 (1829). 

 Tihiiadoche ccrnua, Fr., S. V. S., 454 (1849). 



Tilmadoche mutabilis, Rost. (figs. 286—239). 



Sporangia spherical or spherico-depressed, flattened or slightly 

 umbilicate below, wall thin, with a thin layer of yelloio, dingy 

 orange, or greenish coloured 2^ccrticles of lime, usually cracking in 

 an areolate manner; stem elongated, slender, slightly thinner 

 upAvards, straight or usually a little curved at the apex, filled 

 with granules of lime, yelloio, hroumish-orange, or red, darkest 

 helow ; capillitium rather dense, threads slender, combined to 

 form a very irregular network, with scattered, small, elliptical 

 nodes containing coloured granules of lime ; spores globose, pale 

 lilac, often with a brown tinge, minutely verruculose, 9 — 11 ju, 

 diameter. 



Tilmadoche nmtahilis, Rost., Mon., p. 130, figs. 123—127, 132; 

 Cooke, Myx. Brit., p. 22, figs. 123—127, 132; Raunk., Myx. 

 Dan., p. 77. 



Tilmadoche viridis, Sacc, Syll., vii., 1, n. 1247. 



^mcc— Ellis, N. Amer. Fung., 1213. 



On wood, bark, dead leaves, moss, &c. Britain (New Forest, 

 Epping Forest, Buhner, Yorks. ; Carlisle); Europe; S. Africa; 

 W. Australia ; United States. 



Differing from Tilmadoche nutans in colour more than in any 

 other character. 



(Rostafinski's Synonyms.) 



Stemonitis viridis, GmeL, Sys., ii., 1469 (1791). 

 Stemonitis aurantia, Gmcl., Sys., ii., 1469 (1791). 



