Karsteii: Sphneropsideii) in Feuuia observutae. 83 



Pyrenia gregaria, tereti-conoidea, subinde compressa, ore 

 amplo aperta, solidiusciila, nitide marginata, nigra, contextu pa- 

 rallele celluloso, olivaceo-fusco, disco griseo. SporalsG oblongato- 

 ellipsoidece, utrinqve rotundatae, saspe 2-gattulat9e, hyalinse, in fla- 

 vum levissime vergentes, longit. 18—26 mmm., crassit. 8—10 

 mmm. Sporophora teretiuscula, 16—18 mmm. longa et 8—9 mmm. 

 crassa. 



Hab. in ramis corticatis Coryll avellcmce prope Helsingforsiam 

 et circa Mustiala, m. Martio, Aprili et Decembri. 



Sistit pycnidium Cenangii Coryli Cord. sec. Sacc. 



LVIII. Dothichiza Lib. in Herb. Roum. et Speg. Reliqv. Lib. 

 I, n. 627 sec. Sacc. Syll. Ill, p. 671. 



Pyrenia erumpentia, subrotunda, discreta, primo clausa, de- 

 mum irregulariter dehiscentia, subcupulata. Sporalge ellipsoideo- 

 oblongatae, continua3, hyalinse. — Spermogonium Godronue et Ce- 

 nangii verisimiliter sistit. 



1. D. Viburni Karst. n. sp. 



Pyrenia erumpentia, siraplicia vel caBspitosa, rotundata, mem- 

 branacea, clausa, mox irregulariter dehiscentia, atra, nucleo di- 

 scoideo, convexo, molli, pallido, circiter 1 mm. lata. Sporulse elli- 

 psoideo-oblongatse, vulgo guttulis 2 apicalibus pr^editee, continufB, 

 hyalinse, longit. Q—S mmm., crassit. 2—3 mmm. 



Hab. in ramis aridis Vlhurni opuli inter lacus Sarkjarvi et 

 Heinasjarvi baud procul a Mustiala, m. Sept. 1888. 



Sme dubio status spermogonicus Godronice Yihurni (Fuck.) 

 Karst. 



LIX. Sporonema Desm. XIV Not. p. 182 (1847); Sacc. Syll. 

 Ill, p. 677. 



Syn. Clinterlum Fr. Summ. Veg. Scand. p. 418 (1849). 



Pyrenia epidermide tecta, dein erumpentia, initio clausa, dein 

 a centro versus ambitum in lacinias plures dehiscentia, disco mol- 

 liusculo, seepe discolore. Sporula) ovoideae vel cylindrace^, con- 

 tinuee, hyalina?. Sporophora filiformia, saepius ramosa. 



1. Sp. obturatum (Fr.) Sacc. Syll. Ill, p. 678. 



Syn. Splueria obturata Fr. Syst. myc. II, p. 495. Clinterium 

 oUuratum Fr. Summ. Veg. Scand. p. 418. 



„Pyrenia erumpentia, sublibera, plana, ovoidea, dein collapsa. 



