168 ENDOSPOEE^. [teichia. 



bands and only a few short scattered spines ; it appears to be a typical 

 form of T. scabra, except that the elaters are rather more smooth than 

 usual. 



Hob. On dead wood. — "Wothorpe, Northamptonshire (B. M. 366) ; 

 St. Catherines, Somerset (B. M. 368) ; Wanstead, Essex (L:B.M.137) ; 

 Lyme Regis, Dorset (L:B.M.137) ; Luton, Beds (L:B.M.137) ; Germany 

 (B. M. 779) ; Sweden (K. 1104) ; Poland (Strassb. Herb.) ; PhUadelphia 

 (L:B.M.137) ; Iowa (B. M. 835) ; Ohio (L:B.M.137). 



6. T. varia Pars., in Ebmer, K Mag. Bot., i., p. 90 (1794). 

 Plasm^odium white, in rotten wood. Sporangia globose, ovoid or 

 turbinate, sessile or stalked, 0'6 to 0'9 mm. diam., or forming 

 short plasmodiocarps, crowded or scattered, ochraceous or oliva- 

 ceous ; sporangium-wkll membranous, pale yellow, marked with 

 ring-shaped or crescentic thickenings 8 ft, diam. Stalks O'l to 0'5 

 mm. high, 0'2 to 3 mm. thick, black, furrowed. Capillitium of 

 cylindrical, ochraceous-yellow elaters, 3 to 5 ;«, diam., marked with 

 two prominent bands forming a loose spiral, tapering shortly at 

 the ends and terminating in a curved point. Spores ochraceous- 

 yellow, minutely warted, 11 to 16 it, diam. — Rost., Mon., p. 251 ; 

 Cooke, Myx. Brit., p. 63, figs. 191, 202, 208, 212, 218, 237; 

 Blytt, Bidr. K. Norg., Sop. iii. (1892), p. 12 ; Macbride, in Bull. 

 Nat. Hist. Iowa, ii., p. 129; Mass., Mon., p. 178. Stemonitis 

 varia Pers., in Gmel., Syst. Nat., p. 1470 (1791). Trichia 

 nigripes Pers., Syn., p. 178 (1801). 



Plate LXI., A. — a. sporangia, x 20 ; J. elater, x 600 ; c. spore, x 600 

 (England). 



Sporangia with longer or shorter stalks frequently occur with sessile 

 forms arising from the same plasmodium. 



Eab. On dead wood. — Batheaston, Somerset (B. M. 361) ; Leicester- 

 shire (B. M. 379) ; Lyme Regis; Dorset (L:B.M.138) ; Hampstead 

 (B. M. 1122) and Highgate, London (B. M. 1120) ; Brandon, Suffolk 

 (B. M. 1121) ; Bud's Clough, Cheshire (B. M. 1117) ; France (Paris 

 Herb.) ; Germany (B. M. 768) ; Switzerland (B. M. 1141) ; Finland 

 (K. 1124) ; Italy (K. 1148) ; Philadelphia (L:B.M.138) ; Iowa (L:B.M. 

 138) ; S. Carolina (B. M. 800). 



7. T. contorta Eost., Men., p. 25 (1875). Plasmodium watery- 

 white, in bark and rotten wood. Sporangia subglobose, sessile, 

 crowded or scattered, 0'5 to 0"8 mm. diam., or forming elongated 

 curved plasmodiocarps, duU yellow-brown or dark red-brown ; 

 mass of spores and elaters yellow or ochraceous ; sporangium-wall 

 charged with brown granular matter. Capillitium of irregularly 

 cylindrical threads, with indistinct or rugged spiral thickenings, 

 or of equal elaters with four or five distinct closely set spiral bands, 

 3 to 5 yu, diam., the tips usually swollen and ending in a curved 

 point, yellow or yellow-brown. Spores yellow, minutely spinulos'e, 

 10 to 14 IX. diam. — Cooke, Myx. Brit., fig. 229 ; Mass., Mon., p! 

 182. Lycogala contortv/rfk Ditm., in Sturm, Deutsch. FL, iii., p. 8, 

 tab. 5 (1813). Hemitrichia contorta Rost., in Fuckel, Sym. Myc, 

 Nachtr., p. 75. Trichia inconspiciia Eost., Mon., p. 259 ; Blytt, 

 Bidr. K. Norg., Sop. iii. (1892), p. 13 ; Macbride, in Bull. Nat! 



