1 



806 Discomycetese, Patellariea3, Dictyosporcie, Blitrydium. 



discoideum, siccum irregulare, contractum, margine rotundato ele- 

 vato; disco plano v. convexo, subinde centro depresso-umbilicatoj 

 ascis siibclavatis, 4-8-sporis; sporidiis fimplis, piriformibus, niucc 

 obvolutis, multiseptato-fenestratis, brunneis, 45-50 u. long. ; pa. 

 raphysibus clavulatis. 



Hab. in ramis Populi, Center Amer. bor. 



12. Blitrydium Oleastri (Pass. et Thum.) Sacc. Tympanh Oleasin 

 Pass. et Thiitn. Contr. Myc. Lus. n. 503. — Cupulis sparsis vel 

 solitariis, atris , disco concavo , margiuato, pedicellatis, magnis-: 

 ascis longe clavatis, vertice subrotundatis, basi sensim angustati."? 

 V. attenuatis, stipitatis, octosporis, hyalinis, 110-^20-20; sporidii^ 

 uniseriatis, rectis v. subarcuatis, ellipticis, multiseptatis, murifor- 

 mibus, primo flavis dein castaneo-fuscis, 24 :; 12-13 ; paraphysibus 

 deficientibus, 



Hab. in ligno nudo antiquo Oleae sati vae, Baleia pr. Coira- 

 bra Lusitanise (Moller). 



13. Blitrydium platascum (Peck) Sacc. Cenangium plaiascum Peck 

 Bot. Gaz. 1879, p. 231. — Cupulis rainutis ca^spitosis, initio albo- 

 marginatis dein planis et nigro-marginatis ; ascis numerosis ovatis 

 V. subsph;«ricis; sporidiis oblongo-ovatis fenestratis, 20 =; 12 leviter 

 coloratis. 



Hab. in corticibus Amer. bor. (T. M. Peters). 



14. Blitrydium Taxodii (B. et C.) Sacc. Peziza TaxodiiB. et C. Disc, 

 Unit. U. I, p. 296 et N. Am. Fungi n. 747. — Cupulis extus uin 

 gris, drico concavo pallide cinereo, raargine iuflexo; ascis clavatis, 

 latis ; sporidiis quaternis, late obovatis, fenestratis, 70-75 ij.. longis. 



Hab. in cortice Taxodii distichi in Carolina sup. Ainer.' 



bor. (CURTIS). 



15. Blitrydium melaxanthum (Fr.) Sacc. Patellaria Fr. S. V. p. 366, 

 De Not. Coram. I, p. 373, Peziza melaxantha Fr. syst. II, 150,. 

 P. xanihomela /5. epixyla Alb. et Schw. Nisk. 335. — Ascoma- 

 tibus sessilibus, ceraceo-siccis sparsis glabris, primum hemisphaB* 

 ricis, extus nigro-olivaceis, dein vertice hiante discum planura lu- 

 tescentem, raargine crasso nigro-olivaceo cinctum recludentibus, 

 adpresso-scutellaribus; ascis grandibus, suboctosporis, flaccidis fa- 

 cile evanescentibus; sporidiis oblongatis, majusculis, hyalinis, nu- 

 cleis cuboideo-obtusatis, transverse seriatis fcetis, raurifonn ibusque.i 



Hab. ad ligna emortua exsiccata in Hercynia inferior. et in 

 Suecia, in trunco abietino in Italia boreali (Carestia). — Ex-' 

 cipulura crassum, scabridum cellulis atris fuscis contextura. Spe- 



