556 Pyreuomyeeta', Sphairiaoea^ Phtvudidymte. Amphisiihferia. 



'/2 mm. circiter diam., 1 mm. altis, basi ligno leniter immersis; 

 ostiolo breve cylindraceo, nigro, aspero, obtuso; ascis cylindraceis, 

 110 >=* 12, octosporis, j^arapliysatis ; sporidiis ellipticis utrinque at- 

 tenuatis, sed obtusis, brunneis, 1-septatis, ad septum profunde 

 constrictis ibique facile secedentibus, 20-23^ 9-1 L. 



Hah. in iigno vetusto G o s s y p i i , Kansas Amer bor. 



2. Amphisphaeria melantera Ell. et Ev. Bull. Torr. Bot. Cl. 1897, 2125 

 p. 278; Bull. Torr. Bot. Cl. 1898, p. 513. — Peritheciis erumpenti- 

 superiicialibus ovato-globosis, nigris, 400 ^j. diam., sed magnitu- 

 dine valde ludentibus, sa?pe depressis, interdum distincte collapsis, 

 sparsis, ostiolo obscuro demum perforato; ascis oblongo-cylindraceis, 

 subsessilibus, 100-110 « 20-22, paraphysibus copiosis fihformibus 

 obvallatis ; sporidiis distichis, oblongis, uniseptatis, ad septum pro- 

 funde constrictis ibique facile secedentibus, loculo inferiore plerum- 

 que angustiore, brunneis, 20-35^12-15. 



Hdb. in cortice Quercus undulatae, Colorado Amer. bor. 



3. Amphisphaeria saiicicola Allesch. Ber. Bayr. Bot. Ges. V, 1897, '^126 

 p. 13. — Peritheciis subcastaneo-erumpentibus, dense gregariis v. 

 caespitosis in macula pallida, globoso-depressis, nitido-atris, \\y/^ 

 mm. diam.; ascis cylindraceis, octosporis, 60-80 5* 7-8; sporidiis obh- 

 que monostichis, ovoideis v. oblongis, 1-septatis, biguttulatis, utrin- 

 que obtusis v. rotundatis, 8-10 v 4-5, viride brunneis; paraphysibus 

 filiformibus, quam asci, longioribus, ca. 1 u. crassis. 



Hab. in ramuhs Salicis Caprese, in Bavaria super. (Schnabl). 



4. Amphisphseria callicarpa Penz. et Sacc. Malpighia XI, 1897, p. 397. 2127 

 — Peritheciis laxe gregariis, hgno atrato basi applanata superfi- 

 cialibus, 1-1,3 mm. latis, alte semiglobosis, exquisite tornatis, acute 

 papiliatis, levibus, nigris, contextu crasse pachydermatico ; ascis 

 clavatis, longe tenuiter stipitatis iimmaturis visis); spOridiis fusoideis, 

 utrinque acutiuscuUs, 15-16 =* 3-4, constricto-1-septatis, rectis, fu- 

 ligineis. 



Hab. in hgno putrescente, Java. — Prsecipue peritheciis duplo 

 majoribus, regulariter tornatis ab A. rnacropoda Sacc. statim di- 

 stinguenda. 



5. Amphisphaeria obscura Sacc. Malpighia XI, 1897, pag. 288. — 2128 

 Peritheciis sparsis, V,rVi mm. diam., basi adnata superficialibus, 

 globoso-hemisphajricis, nigris, papiliatis, tenui-carbonaceis, giabris; 

 ascis cyhndraceis, octosporis, breve nodoso-stipitatis. 120-140 « 12, 

 apice rotundatis; paraphj^sibus filiformibus, tortuosis ; sporidiis 

 monostichis v. partim distichis. nvato-cl^vatis, constricto-unisep- 



