386 Myxomycetese, Didyraiacese, Lepidoderraa. 



t. 770, f. \ sistitur; coluDiella omnino uj; in Lepidod. tigrino a 

 vScliradero pingitur, magna, globosa, fiisca. 



35. Didymium Weinmanni Fr. Syst. Myc. II, p. 121. — Peridio tur- \ 

 binato fragillime cinereo-farinaceo, stipite brevi, levi luteo; colu- 

 mella nulla; sporis nigricantibus. 



Hab. supra caules vivos herbarum, in Rossia (Weinmann). — 

 Specie minuta, pulchella, valde gregaria et seriatim pierumque na- 

 scens; stipes persistens, zequalis, basi explanatus; peridium mem- 

 branaceum, oblongum v. piriforrae, farina cinerea conspersum, eva- 

 cuatum capillitio evanido dimidiatum persistit, membraaaceum, 

 leve; columellam videre non contigit. 



Species excludendse. 



Didymlum trichodes Link Diss. 2, pag. 42, Diderina trich. Fr. Sysl. 



Myc. II, p. 108. Est Pezizce (Lachn.) Lonicerca adscribeudum. 

 Didymium parietinum Schr. N. Pl. geii. p. 24, t. 6, lig. 1. Idera est iu 



Licea bicolor Persoon, Tubiilina bicolor Poir., Lycogala partelinum Fr. 



Lieea sulphurea Wallr., Licea pannoruin Wallr. et omues species haec 



ab Anixia truncigena non separandcc (Cfr. Sacc. Syll. I, p. 35). 



LEPIDODERMA De Bary in Rost. Mon. p, 187, Cooke Myx. p, 43, 

 Schroet. Krypt. FL Schles. p. 122 (Etym. lepis squaraa et derma 

 pellis). — Peridia sessilia vel stipitata, sabinde irregularia (plasmo- 

 diocarpa), tunica simplici squarais numerosis, latis, liberis vel in 

 caveis lenticularibus membranie inclusis, pro maxiraa parte cal- 

 cem continentibus tecta. 



1. Lepidoderma tigrinum (Schrad.) Rost. Sluzowc. p. 187, f. 159, 100, 

 Cooke Myx. p. 44, f. 159, 160, Schroet. Krypt. Fl. Schles. Pilze p. 123, 

 Didymium tigrinum Schrad. t. 6, f. 2-3, B. et Br. N. H. n. 383, 

 Cooke Handb. n. 1121, Physarum ligrinum Pers. Syn. 174, Fl. 

 Dan. t. 1434, f. 2, Physarum squamulosum Pers. Syn. 174, Tri- 

 cfiia iigrina Poir. Ency. VIII, 53, Trichia squamulosa Poir. Encyi 

 VIII, 53, Cionium tigrinum Link Handb. III, 410, Didymium ru- 

 fipes Fr. Syst. Myc, III, p. IIC, Leangium squamulosum Fr. Stirp. 

 Fem.sj. p. 13, Diderma citrinum Berk. Eng. Fl. p. 310, Didymium 

 leoninum B. et Br. Ceyl. Fungi II, 750. — Peridiis stipitatis herai- 

 sphaericis .subtus valde umbilicatis, atris, squamulis vitreo-strami- 

 neis variegatis, majusculis; stipite rigido, crassiusculo, aut longiu- 

 sculo et lequali, aut brevi inferneque leviter incrassato; columej- 

 la hemisphaerica vel fere globosa, fusca; floccis capillitii simplici- 

 bus, ajqualibus (absque protuberantiis), fasco- v. violaceo-atri- 



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