Myxomyceta?, Myxomycotacese, Didymiiim. 801 



reticulatis peridiisque cylindricis a ceteris generis speciebus facile 

 dignoscitur. 



DIACH/EELLA v. Hohu., Stzb. k. Ak. d. Wiss. Wien CXVIII, Abt. I 

 (1909^ p. 436 (Etym. Diachcea, cui afifinis). — Peridia stipitata. 

 Stipes cum columelia in peridium intrans. glomerulis crystallinis, 

 majusculis, subrotundis refertus. Peridii membrana tenuis, non fra- 

 gilis, calce carens; stipitis membrana tenuis, molliuscula, calce non 

 V. vix pr;\xlita. Capillitium nodulis calcareis expers. SporsB violaceae. 

 — Teste List Mycetoz. Iled, p. 119 genus non satis validum et 

 a Diachcea non separandum. 



1. Diachaeella bulbillosa (Berk. et Br.) v Hohn. 1. c. p. 436, f 34, 6022 

 Didymium hulhillosum B. et Br. — Syll. VII. p. 384 — Diachcea 

 hulhillosa Lister in Peuzig Myx. Buitenz. (1898) p. 47. 



Hah. in foliis siccis, Ceylon, Java. — Stipes opace albus, 400- 

 500 >* 160-200; peridium nigricans e globoso ovoideum 350-400 [x. 

 lat. Capillitii hyphse reticulato-ramostc 1-1,5 a. cr.; sporse griseo- 

 violacejie inrequaliter globos^e et irregulariter verrucosie, 8-8,6 {i. d. 



DIDYMIUM Schrad. — Syll. VII p. 375,. X p. 85, XI p. 464, XIV 

 p. 836, XVI p. 822, XVIII p. 210. 



1. Didymium Wilczekii Meyl , Bull. Soc. Vaud. Sc. nat. XLIV (1908) 6023 

 p. 290. — Plasmodio cinereo, dein saturate cinereo; peridiis albis 



V. griseolis, semper plasmodiocarpii forma, 1-8 cm. long , 2-8 mm. 

 lat, 0,3-0,6 mm. cr., tunica tenui incolore v. grisea, stellis calca- 

 reis majoribus et minoribus v. baculis v. granulis sphtericis (stra- 

 tum continuum et separabile non formantibus) obducta; capillitio 

 purpureo-brunneo, copioso, floccis verticalibus, valde ramoso-ana- 

 stomoticis, subinde reticulum fere formantibus, ;equalibus. extremi- 

 tate decoloratis, non acutatis; columella nulla; sporis globosis, 9- 

 12 |J.. diam., tenuiter spinulosis, saturate purpureo-brunneis. 



Hah. in ramis caulibusque vetustis E-ubi idsei, Urticae, 

 E-ibis, Lonicera:; sub nive deliquescente, alt. 1000-1400 m. in 

 Jura Helvetia.'. 



2. Didymium leoninum B. et Br., Ceyl. Fungi n. 750, p. 83 (1876) 6024 

 Torrend. Myxom. p. 156. — Plasmodio?; peridiis totis 1-2 mm. alt , 

 subglobosis, infra planis v. umbilicatis, griseis, tunica cartilaginea 

 aurantiaca v. brunneo-aurantiaca, areolata; stipite concolore, firmo, 

 0,2-0,4 mm. cr., granis calcareis farcto; columella quoque conco- 

 lore; capillitio copioso, floccis plus v. minus flexuosis, parce ra- 



Syll. fung. XXII (11-1913; 51 



