Dfscomycetse, Pezizacea?, nvalosponi^ Lachniim. 77 



Ascomatibus minutis ^ I .^ I ., mm., sessilibus, concavis dense grega- 

 riis vcl deusc stipatis, furfuraceo-villosulis, Itete tcrugineis, hy- 

 menio pallido; ascis subfusoideis, 40-45 ^^ 4, jodo poro cicrulescen- 

 tibus; parapbysibus filiformibus, 1 '/„-2 |j,. cr. ; sporidiis elongatis, 

 subclavatis, 5-7 « 2; piiis ascomatis serugineis, septatis, granuloso- 

 scabris, 60-70 * 3 ' j .-^. 



Hab. ad ramos Salicis cinereic, in Polonia. — Species h:cc 

 ascomate serugineo discoque pallido videtur a genuina Peziza vire- 

 scente Alb. et Schw. diversa, sed e diagnosi data nimium brevi 

 vix ahquid certi eruere possumus. An eadem ac Trichopeziza vi- 

 rescens (Schum.) Sacc. — Syll. VIII p. 427 ? 

 4. Lachnella bicolor Peck, Rep. of the State bot. 1900, p. 157. — ^i^T^ 

 Ascomatibus minutis 0,3-0,5 mm. diam., in sicco minoribus, sessi- 

 Hbus, superne setulis luteis, moUiusculis, inferne setulis albis ve- 

 stitis, margine incurvo, ciliato; hymenio aurantiaco vel luteo- 

 aurantiaco ; ascis cylindraceis vel subclavatis, 75 « 6 ; sporidiis ob- 

 longis, rectis vel subcurvuiis, hyalinis, 12,5-20*3-4; paraphysi- 

 bus filiformibus, asco sub:i:;quiIongis. 



ffab. ad basim caulium P h y t o 1 a c c lc d e c a n d r tc, Snyders 

 Corneos, Amer. bor. 



LACHNUM Retz, Prodrom. 1795, p. 329, emend. Karst. Mj^col. Fenn. 

 I, pag. 14, Dasijscijpha et Trichojjeziza Fuck. p. p. et Sacc. 

 Syli. Fung. (Etym. lachne lana). — Ascomata sessilia vel breve 

 stipitata, initio globosa-clausa dein scutellata^ ceracea, minuta v. 

 mediocria, extus pilis variis vestita. Asci cylindraceo-clavati, o- 

 ctospori. Sporidia oblonga vel ellipsoidea vel fusoidea, continua, 

 hyalina. Paraphyses lanceolatie, hj^alina^, ascos longe superantes. 



1. Lachnum atro-purpureum Durand in Journ. of Mycol. 1904, p. 100. 3478 

 — SoUtarium v. gregarium stipitatum; ascomatibus subinde pluribus 

 (1-6) in stipitis communis apice junctis; disco concavo, pallide 

 purpureo, V^-1 mni. diam , extus atro-purpureo-brunneis, mar- 

 gincm versus pallidioribus, pilis pallide purpureis, filiformibus 

 levibus, crebre septatis sursum palHdioribus, 80 « 5; stipite tenui 

 ascomatis diametrum subicquante; ascis tereti-clavatis, 40-50 « 5- 

 6, apice rotundatis, rarius tenuatis, jodo non tinctis; sporidiis 

 octonis, uniseriatis, hyalinis, levibus, continuis, ex cllipsoideo ob- 

 longis, 6-S» 2,5-3; paraphysibus ascos pauUo superantibus, sur- 

 sum anguste fusoideis, acutis, 3-4 |j.. cr. 



