156 ARKIV FÖR BOTANIK. BAND <S. N:0 4. 



Ad terrani humosam et arenosam et ad saxa prope pagum 

 Pitlekai, in insula Idlidlja et in peninsula Jinretlen (frequen- 

 ter: Almqu., 1. c). Ster. 



2. Coniocybe. 



1. C. furfuracea (L.) Ach., Kongl. Vet. Ak. HandL 

 1816 p. 288; Nyl., Syn. Lieh. (1860) p. 161; Th. Fr., Lieh. 

 Aret. (1860) p. 252, Lieh. Spitsb. (1867) p. 47; Tuck., Gen. 

 Lieh. (1872) p. 243; Almqu., Lieh. laktt. Sib. (1879) p. 42, 

 49, Lieh. Kust. Beringsm. (1887) p. 520, 539; Wain., Adj. 

 Lieh. Lapp. I (1881) p. 97; Deichm. Branth et Groenl., 

 Groenl. Lieh. (1888) p. 508. Mucor furfuraceus L., Spec. 

 PL (1753) p. 1655. 



Thallus sulphureus, soredioso-leprosus. Gonidia sticho- 

 coccacea, oblonga, long. 0,005 — 0,007, crass. 0,002 millim., 

 flavida. Apothecia stipite long. 4 — 2,'-> millim., crass, superne 

 0,070, basin versus 0,110 millim., primum sulphureo-prui- 

 noso, demuni denudato et cinereo-nigricante, capitulo sub- 

 tus sulphureo-pruinoso, mazaedio primum sulphureo, dein 

 mox pallide umbrino. Sporae globosae, diam. 0,0025 — 

 0,0035, parce etiam ellipsoideo-subglobosae. 



Ad plantas destructas in caverna j)rofunda in peninsula 

 Jinretlen. Pert. 



II. Pyrenolichenes. 



1 . Mastodia. 



1. M. tessellata Hook. fil. et Harv., Crypt. Bot. 

 Antarct. Voy. Ereb. Terr. (1845) p. 193; Wain., Exp. 

 Antarct. Beige Lieh. (1903) p. 36. Ulva tessellata Hook, 

 fil. et Harv. in Hook. Lond. Journ. of Bot. 1845 p. 297. 

 Leptogiopsis complicatula Nyl., Fl. 1884 p. 211, Enum. 

 Lieh. Fret. Behr. (1888) p. 26. Physospora Prasiolae Win- 

 ter apud Hariot, Not. Genr. Mast. (Journ. Bot. 1887) p. 233. 

 Laestadia Prasiolae Winter, Hedwigia 1887 p. 16. 



Thallus foliaceus, gompho plus minusve distincto, tereti 

 aut irregulari, circ. 0,5 millim. longo, 0,002 milhm. crasso, 

 substrato affixus, pallido-glaucescenti- et olivaceo-nigrican- 

 ti-variegatus, lobatus, adscendens, complicatus. Gonidia 



