Karsten: Sph?eropside?e in Ferniia observatae. 31 



cialia, forma varia, soepe inoeqvalia, atra, glabra, latit. 0,3 — 0,4 

 mm. Sporulge ellipsoideee, saepe inaeqvales, 3 — 5-septata3, acce- 

 dente septulo 1 (rarissime 2) longitudinali, fuscse, longit. 14—22 

 mmm., crassit. 9 — 12 mmm. 



Hab. ill ramis decorticatis Caragance arhorescentis Abose, m. 

 Aprili. 



Statum pycnidicum CucurbitaricB Caragance Karst. verisi- 

 militer sistit. 



2. C. multiforme Karst. n. sp. 



Pyrenia gregaria vel conferta, basi insculpta, oblongata vel 

 rotundata, difformia, astoma, atra, latit. circiter 0,3 mm. ^porulse 

 subellipsoideac vel ovoidese, ingeqvales, 3 — 5-septat8e, accedente 

 septo imieo longitudinali, flavido-fuligineas, pelliicidse, longit. 15 — 

 21 mmm., crassit. 8 — 10 mmm. 



Hab. in ramis decorticatis aridis Pyri mali prope Aboam, 

 m. Martio. 



3. C. Symphoricarpi Karst. Symb. ad Myc. Fenn. XXIV, p. 18. 



Pyrenia conferta, rarius subsparsa; dein semiemersa, rotun- 

 data vel oblongata, poro pertusa vel ostiolo papillato prsedita, atra, 

 circiter 0,2 mm. lata. SporulaB ovoideae vel ellipsoidese, vulgo 

 inaeqvales, 3-, rarissime 5-septatae, accedente septo unico longitu- 

 dinali, ad septa non constrictie, opace fuligineae, longit. 12—16 

 mmm., crassit. 6 — 7 mmm. 



Hab. in ramiilis aridis Symphoricarjn racemosce in horto Mus- 

 tialensi, m. Oct. 1866. 



XVII. Dichomera Cook. Praec. Hend. p. 24 pr. p. Sacc. Mich. 

 II, p. 8. Syll. Ill, p. 471. 



Pyrenia stromate dothideaceo, pulvinato, erumpente subim- 

 mersa, globulosa, papillulata. SporulaG globulosae vel ellipsoideae, 

 2 — 4-septato-murales aut saepius radiatim vel cruciatim 3— 6-sep- 

 tatae, fuliginea^, stipitellatae. 



1. D. Elaeagni Karst. in Wint. Fung. Eur. et extraeur. exs. 

 Symb. ad Myc. Fenn. XXIII, p. 11. 



Stromata per corticem fissam transversim erumpentia, elli- 

 psoidea, ovalia vel subrotundata, planiuscula, atra, usqve ad 5 mm. 

 lata. Pyrenia stromate semiimmersa, polysticha, plurima, sub- 

 sphaeroidea, ostiolo papilliformi, atra, diam. circiter 0,2 mm. Spo- 



