E. WAINIO, LICHENES PROPE PITLEKAI COLLECTI. 41 



Behr. (1888) p. 10, 29, 5G; Stizenb., Verz. Now. Scmlj. Lieh. 

 (1872) p. 420; Hedl., Krit. Bern. Lecan. (K. Sv. Vet.-Ak. 

 Handl. 18, III Bill., 1892) p. 37; Wain., Lieh. Sibir. Merid. 

 (1896) p. 10, Lieh. Nov. Semlj. (Hedwigia 1898) p. 86. 



Var. vulgaris Flot.; Wain., Lieh. Caucas. (1899) p. 

 286. Biatora polytropa a. vulgaris Koerb., Syst. Lieh. Germ. 

 (1855) p. 205. Lecanora varia v. qMlytropa Nyl., Lieh. Seand. 

 (1861) p. 164; Th. Fr., Lieh. Seand. (1871) p. 259; Tuck., 

 Syn. North Am. Lieh. (1882) p. 192. L. varia Almqu., Lieh, 

 laktt. Sib. (1879) p. 48, 49, 51. 



Ad saxa granitiea locis numerosis in regionibus meri- 

 diem versus a pago Pitlekai sitis et in peninsula Jinretlen. 

 Fert. 



Var. melaenoides Wain. 



Habitu similis var. polytropellae (Nyl.) Wain., Lieh. 

 Caueas. (1899) p. 286, at diseo vulgo nigriea.nte ab ea diffe- 

 rens. Thallus verrucosus verruculosusve, dispersus, stra- 

 mineus, aut evaneseens. Apotheeia 0,5 — 0,2 millim. lata, 

 diseo vulgo nigrieante, raro pallido, piano aut demum levi- 

 ter convexo, margine pallido, vulgo persistente. 



Ad lapides in regionibus meridiem versus a Pitlekai sitis 

 et in peninsula Jinretlen. Fert. 



9. L. atrosulphurea (Wahlenb.) Ach., Syn. Lieh. 

 (1814) p. 149; Th. Fr., Lieh. Aret. (1860) p. 112, Lieh. Spitsb. 

 (1867) p. 22, Lieh. Seand. (1871) p. 257; Nyl., Lieh. Seand, 

 (1861) p. 166, Fl. 1883 p. 107 (Hue, Addend. Lieh. Eur., 1886, 

 p. 92), Enum. Lieh. Fret. Behr. (1888) p. 10, 14, 56; Almqu., 

 Lieh. laktt. Sib. (1879) p. 35, 36, 38, 43, 48, 49, 51, 56, Lieh. 

 Küst. Beringsm. (1887) p. 524; Tuck., Syn. North Am. Lieh. 

 (1882) p. 191; Cumm., Lieh. Alaska (1904) p. 107. 



Var. normalis Th. Fr., Lieh. Seand. (1871) p. 257. 

 Ad saxa gneissaeea locis numerosis et raro etiam ad ter- 

 ram argillaceo-arenosam in peninsula Jinretlen. Fert. 



10. L. caesiosulphurea Wain. (n. sp.). 



Thallus erustaeeus, uniformis, erassus aut sat tenuis 

 (crass. 2,5 — 0,2 millim.), dispersus, areolatus aut partim 

 rimoso-diffractus, rugoso-inaequalis, sorediis destitutus, sul- 

 phureus, leviter nitidus, medulla alba, KHO superne leviter 

 flaveseens, intus lutescens, CaCUOs superne leviter rubeseens, 

 intus non reagens, et KHO (CaCl.Oo) superne bene rubeseens, 

 intus non reagens. Apotheeia cire. 2 — 0,8 millim. lata, pri- 



