108 ARKIV FÖR BOTANIK. BAXD 8. N:0 i. 



Lopadium pezizoideum Th. Fr., Lieh. Aret. (1860) p. 201, Lieh, 

 Spitsb. (1867) p. 34, Lieh. Scand. II (1874) p. 389; Almqu., 

 Lieh. laktt. Sib. (1879) p. 31, 33, 36, 43, 45, 47, 49; Deiehm. 

 Br. et Groenl., Groenl. Lieh. (1888) p. 497; Arn., Lieh. Fragm. 

 35 Neufundl. (1896) p. 23. Heterothecium Tuck., Syn. North 

 Am. Lieh. II (1888) p. 58. 



Var. muscicola (Sommerf.) Wain., Adj. Lieh. Lapp. 

 II (1883) p. 123, Lieh. Exp. Amdrup (1905) p. 137. Lopadium 

 muscicolum Koerb., Par. Lieh. (1859 — 65) p. 175. L. pezizoi- 

 deum V. muscicolum Th. Fr., Lieh. Scand. p. 389. 



Thallus tenuis aut medioeris, verrucoso-inaequalis aut 

 evaneseens, ohvaeeo-fuseeseens aut rarius cinereo-palleseens. 

 ExcijDulum in superficie instructum strato tenui ex hyphi» 

 radiantibus eonstipatis conglutinatis formato, eavitatibus cel- 

 lularum oblongis, sat angustis, niembranis sat modiee incras- 

 satis, in jDarte interiore hj^his irregulariter contextis, conglu- 

 tinatis, extus fuscum, intus dilute fuscescenti-paUidum, strato 

 gelatinoso decolore evaneseente (aut fere solum in margine) 

 obduetum. Hypothecium dilute pallido-fusceseens aut sor- 

 dide pallidum. Hymenium cire. 0.120 — Olio millim. eras- 

 sum, jodo dilute caerulescens, dein mox vinose rubens. Epi- 

 theeium fusco-fuligineum, strato gelatinoso decolore di- 

 stineto aut evaneseente obduetum, neque KHO, nee HNO3 

 reagens. Paraphyses laxe eohaerentes, crass. 0,002 — 0,003 

 millim., apice clavato- aut capitato-incrassatae, haudramoso- 

 connexae, vulgo simpUces, inerebre septatae, guttulas oleosas 

 microgonidioideas continentes, ad instar calyptrae in apice 

 strato fuseo-fuhgineo obductae. Sporae solitariae, oblongae, 

 murales, celluHs numerosissimis, decolores aut pallidae, in- 

 terdum apice fusco-fuligineae, strato gelatinoso nullo indutae, 

 long. 0.050 — 0,135, crass. 0,020—0,042 millim. 



Supra muscos vetustos et rarius ad terram arenosam prope 

 pagum Pitlekai, in peninsula Jinretlen, prope sinum Koljut- 

 schin et prope litus lacunae. Fert. 



9. *L. coralloidea (Nyl.) Wain. L. pezizoidea v. coral- 

 loidea Nyl., Lieh. Lapp. Or. (1866) p. 156, Enum. Lieh. 

 Fret. Behr. (1888) p. 47, 54; Wain., Adj. Lieh. Lapp. II 

 (1883) p. 123 (Th. Fr., Lieh. Scand. II, 1874, p. 390). 



Non est autonoma species, sed in v. muscicolam interdum 

 transit. Thallus coralloideo-fruticulosus, isidioideus, isidiis 

 e verrucis thaUi enatis, simplicibus aut ramosis, teretibus» 



