Myxoniycetciu, DiilyiTiiacca), Didyniitini. 381 



' ricii, subtiis leviler uinbilicata. stipitata; stipites recti, ri},'iili, ter- 



niginosi, aut ferruginoso-fusci, in interiori peridio iii columellara 



porretti ; columella versiformis, mediocris; capillitii flocci non co- 



1 lorati, in solututu reticulum juiicti. Uost. I. c. 



^13. Didymium farinaceum Schrad. ISov. Plant. I, gen. t. 3, f. 6, Rost. 130!) 



Mon. pag. 154, fig. 128, 171, 174, Cooke Myx. pag. 31, tig. 128, 



171, 174, Scliroet. Krypt. Fl. Schles. pag. 121, Sphcerocepha- 



hcs niqer Hall. tab. 1, fig. 2, rrichia Hall. n. 2160, tab. 48, 



I f. 2, Mucor sphcvrocephalus Batsch p. 157, Clalhrus sphcero- 



I cephahis Rehl. Trichia globosa Vill. Fl. Dauph. 1061, Reticula- 



] ria hemisphcerica Bull. t. 446, f. 1, Trichia cornpressa Trent. 



I p. 229, Trichia sphcerica Trent. p. 230, Trichia clepressa Trent. 



! 231, Ph//saru7)i melanospermiim Pers. Disp. p. 8, Eng. Fl. V, 



I 313. Cooke Handb. n. 1123, Fungi Brit.H, 521, Rost. Mon. p. 155, 



I Trichia sphrerocephala Sow. t. 240, Trichia farinacea Poir. 



j Ency. VHI, 53, Ph>/sarum /arinaceum Pers. Syn. 174, Physa- 



i rum cinerascens Schum. Saell. 1426, Phijsarum depressum 



Schura. Saoll. 1439, Pln/sarum globosiim Schuni. Saeil. 1442, 



Fhysarum Oxyacanihce Schura. Saell. 1427, Physarum Clavus 



Link Dis. I, 27, Physarum sinuosum Link Dis. I, 27. Physarum 



capilahtm Link Dis. I, 27, Diderma mu?.cicola Link Dis. I, 27, 



j Didyrnium capifahim Link Dis. III, 27, Didymium lobaium Nees 



! f. 104, Cooke Handb. n. 1129, Didymiictn physarioides Klotsch., 



; Slrongi/lium ^ninor Fr. Gast pag. 9, Physarum melanopus Fr. 



i Gast. p. 23, Cionium lobatum Spr. Sys. IV, 529, Didymium mar- 



ginatum Fr. Syst. Myc, III, \\. 116, Didi/mium melanopus Fr. 



' Syst. Myc. III, 114, Berk. Ann. N. H. n. 382, Cooke Handb. n. 



1118, Didymium hemisphcericivn Fr. Syst. Myc. III, pag. 115, 



Physarum 7iigrum Fr. Sys. Myc. III, pag. 146, B. et Br. Ann. 



iN. H. n. I.j98, Grevillea V, p. 12, Cionium farinaceum Link. 



Hendb. III, 416, Didymium f/amentosum Wallr. 2187. — Peri- 



diis stipitatis, hemisphffiricis vel paululum applanatis, subtus um- 



bilicatis, cinereo-albis, calce destitutis, nigris et nitidis; stipite ri- 



gido, nitente, atro, raro ferrugineo-fusco, brevi (ut plurimum pe- 



ridium ciequante); floccis capillitii simplicibus, repentibus, atro- 



fuscis; columella hemisph?erica, atra, cellulis multis granula calca- 



rea includentibus. composita; sporis sphaeroideis, spinulosis, fu- 



scescente-atris, 10-12 u.. diam. 



Hab. in ligno cortice, foliis et muscis putrescentibns in tota 

 fere Europa et Ainer. bor. — Variae formae distinguuntur. (Cfr. 



