1014 Moianconiiict'?p, Hyalosporte, Myxoaporium. 



2. Myxosporium Spaethianum Allesoh. Hedw. 1897, p. (163). — Acer- 400Gr 

 vulis sparsis, nuroerosis, erumpentibus, epidermide rupta cinctis, 

 extus fnsco-nigris, intus griseis; conidiis oblongis, utrinque obtusis 



V. obtusiusculis, plerumque rectis, rarius leniter curvulis v. ina3- 

 quilateris, unicelluiaribus, hyalinis, 3-11 v 2-3 '/,; ^basidiis filifor- 

 mibus, fasciculariter conjunctis, conidio paulo lougioribus. 



Hah. ad ramulos emortuos Aceris crispi socia Diplodid std)- 

 tectd, pr. Berolinum Gerraania3 (Sydow). 



3. Myxosporium Everbartii Sacc. et Syd. 'Myxosporium Comi Ell. et 4008 

 Ev. BulL Torr. Bot. Cl. 1897, p. 290, nec Aliesch. — Acervulis 

 subcuticularibus, convexo-discoideis', intus ardesiacis, 1-1"/, mm. 

 diam., epidermide pustul>;tim i.'iilata dem hssa tectis; sporulis ob- 

 longis, hyalinis, 2-nucleatis, 6-8 « 3, in giobulos earneos protrusis. 



Hab. in, cortice em.ortuo Corni floridae, Michigan Amer. bor. 



4. Myxosporium incarnatttm ^Desm.) Bon.-Sacc. Syii. III, p. 722. — 4009 

 forma Crataegi Allesch. Ber. Bayr. Bot. Ges. IV, 1896, p. 40. — 

 Conidiis oWongis, obovoideis vel obpiriformibus, utrinque rotun- 

 datis vel obtusis, 15-24 >f 8-10, ex hyalino dihite carneis, denique 

 olivaceis, granulosis v. guttulatis; basidiis fasciculatis v. csespitosis, 

 subcylindraceis, plerumqu** conidio brevioribris 14-20 « 3. 



Hab. in ramis cortica.tis emortuis Gratiegi Oxyacanthre, 

 Oberammergau Bavariae. 



5. Myxosporium Aucupariae Allcsoh. Ber. Bayr. Bot. Ges. IV, 1896, . 40^0 

 p. 36. — AcervuUs orbicularibus v. oblongis, ihitio epidermide te- 

 ctis, dein ea fissa cinctis, plane cupulitbrmibus, ex t.lbid6 fuligineis, 

 intus griseis; conidiis oblongis, utriuque rotundatis. rectis v. per- 

 parum curvulis, continuis, eguttuiatis, maguitudine varia, ca. 6-10, 

 interdura ad 12 u. longis, 3-4 u. crassis. hyalinis; basidiis non 

 visis. 



Hah. in ramuhs emortuis S o r b i A u c u p a r i ie pr. Mlinclien 

 BavaricB. 



6. Myxosporium Ari» Allesch. Hedw. 1895, p. 280. — Aoervulis 40]i 

 sparsis v. confertis, epidermide dein fi3sa tectis, pustuliFo.irrnibus, 

 iittus olivaceis; ccnidiis rotundato-ellipticis, oblongis v. sutt avu- 

 latis, utrinque rotundatis, continuis, bigutfeulatis,subhyaha'!8, ca. 10- 



14 V 5-7; basidiis fascieulatis, acicularibus, ca, 15-20^1-1'/,. 



Hah. in raniis em.ortuis Sorbi Arife in Bavaria (Sghnabl). - 

 — Myxosporio Piri Fckl. proximum, sed pr?ecipue diifert conidiis 

 duplo minoribu.s. 



7. MyxQsporiam diplodioides Allesch. Ber. Bayr. Bot. Gee. IV, 1890, 4012 



