Myxomycetaj, Myxomycetacese, Laraprosporse, Perichsena. 839 



tenui fragiii niticlo incluso; tunicis peridii atris, nitidis, fibro&o- 

 incrassatis; sporis gJobosis, minute verrucosis, brunneis, 9-10 fi. diam. 

 Hdb. in cortice vetusto, California. — ^Eth.alia 2-3 cm. lata. 



TBICHIA Ilall. — Syli. VII. p. 438, X, p. 93, XI, p. 470. 



1. Trichla varia Pers. - Sact. Syll. VII, p. 442. — Var. fimicola EI. 3121 

 March. Bull. Soc. Eoy. Bot. Bolg. XXXIV, 1895, p. 133. — Pe- 

 ridiis sparsis, ochraceis, stipite 260-400 =»« 100-140; elat-eribus cir- 

 citer 3 /x. crassis ; sporis 7-9 '/, /*, diam., pailide ochraceis. 

 Hah. ad fimum cuniculorum in Balgio. 



MEMIARCYRIA P.ost. — Syli. VII, p. 446, X, p. 98, XI, p. 471. 



1. HemJarcyria montana Morg. .Journ. Cinc. Soc. Nat. Rist. XVIII, 2V^ 

 1895, p. 40, tal). II, fig. 12. — Peridio globoso v, obovoideo, oli- 

 vaceo-Iuteo, sessili v. substipitato, intus minute reticuiato, extus 

 levi, nitido, irregulariter aperto; stipite brevissimo v. obsoleto, ex 

 hypothaJlo tenui oriundo; capiliitii floccis G-8 ,a. craasis, repetite 

 ramosis, anastoriiosantibus, reticulatim conjunctis, oiivaceis, ramis 

 apicibus liberis; tasnioiis spiralibus 4-5, confertis v. laxis, spinulis 

 minutis sparsis armatis; sporis olivaceis, globosis^ minutissime ver- 

 rucosis, 11-13 ^. diam. 



Hah. gregaria ad lignum vetustum, California. — Peridium 

 1-1 '/jj mm. altum. 



ARCYRIA Hall. — Syll. VII, p. 425, X, p. 92, XI, p. 469. 



1. Arcyria tenufs Schroet. Hedw. 1896, p. 207. — Peridiis sparsis, 3iy6 

 cylindraceis subcinereis. stipitatis, .stipite nigricanti; tubul's capil- 

 litii insequalibus sublevibus et minute spinulosis; sporis globosis 

 5-7 /A. diametro, episporio levi, pallide flavo. 



Hab. in foiiis Palmarum in prov. St. Catharina Brasilise (Ule). 



PERICHiENA Fr. — Syli. VII, p. 420, X, p. 91, XI, p. 468. 



1. PerlchaBna microspora Penz. et List. Myx. Buitz. Leid. 1898, p. 76. 3127 

 — Plasmodiocarpis forma iudibundis, ellipsoideis v. oblongis v. 

 cyiindraceis, curvis et reticulatim junctis, superficie sublevi, ni- 

 tente, 0,5 mm. cr. pulcre carueis; pariete externo crasso, interiore 

 tenuissimo, papilloso, carneo; capillitii filamentis sut rse ramosis, 

 vix 2 p. cr. sub^qualibus, ubique verrucis prominentibus crebre 

 asperatis ; sporis sphsBricis iiavidis v. rubentibus, 6-7 /x. diam. 

 levibus V. tenuiter spiuulesis. 



