LICHENES SPITSBERGENSES. H 



Island (Keilh.), Hornsmid, Bel Sound, Magdalenabay, Kingsbay, Kobbebay, Danskön, 

 Amsterdamön, Wijdebay, Treurenbergbay, Waijgats öar, Fosters öar, Lovens berg, Rypön, 

 Whales Point, Wahlenbergsbay, Murchisonbay, Low Island, Brandewijnebay. Prteterea 

 allata e Little Table Island et Pi.oss's Islet (Parry). Var. platyna (Ach.) ad Hornsund. 



2. C. Delisci (Bory). — C. islandica y. Delisei Lich. Aret. p. 35. 



Per totuna Flor» nostraj territorium frequentissinia, sub formis statura, colore, 

 laciniarum ramositate et latitudine etc. diversis reportata e Beeren Island (Keelh.), 

 Hornsund (fertilis), Bel Sound (J. Vahl), Magdalenabay, Danskön, Amsterdamön, Treu- 

 renbergbay insulisque adjacentibus, Waijgats öar, Lovens berg, Fosters öar, Rypön, 

 Wahlenbergsbay, Slioal Point, Low Island, Brandewijnebay. 



Bona vix dubie species, thalli diversa indole mox diguota. Prseter notas antea allatas, addere licet 

 tliallum basi lutescentem vel fuscescentem, numquam pin-pnrascentem. Adhibito CaCl thallus infra stratura cor- 

 ticale (non taraen meduUa) rubescit, quum prioris nuUo modo mutatur. — Apothecia nuUos ascos maturos fo- 

 vebant; addito solut. jod. circa ascos color coeruleus apparebat. 



3. C. cncilUata (Bell.). — Lich. Aret. p. 36. 



Haud admodum rara, sequente tamen parcius visa. Adfuit ex Hornsund, Mag- 

 dalenabay, Kobbebay, Danskön, Amsterdamön, Smeerenburg, Waijgats öar, Fosters öar, 

 Lovens berg, Whales Point, Brandewijnebay. Indicatur prteterea e Walden Island (Parry). 

 — In spec. e Kobbebay apothecium juvenile invenimus; praäterea semper sterilis. 



Variat lati- et angustifolia. 



4. C. nivalis (L.). — - Lich. Aret. p. 37. 



Vulgaris, semper sterilis, admodum varians. Optime evoluta, elata, platyphylla, 

 csespites grandes formans ex Hornsund; pra^terea e Beeren Island et Sydcap (Keelh.), 

 Whales Point, Bel Sound, Magdalenabay, Kobbebay, Danskön, Amsterdamön, Redbay, 

 Treurenbergbay, Waijgats öar, Fosters öar, Lovens berg, Rypön, Wahlenbergsbay, Low 

 Island, Brandewijnebay, Sju öarne (Nordenskj.). — Neque deesse videtur in Walden 

 Island et Ross's Islet (Parry). 



5. C. Fahluiiensis (L.). — Parmelia Lich. Aret. p. 57. 



Svipra saxa e Stans Foreland (Keilh.), Hornsund, Magdalenabay, Kobbebay, 

 Danskön, Smeerenburg, Wijdebay, Treurenbergbay, Lovens berg, Low Island, Brande- 

 wijnebay (?). Apothecia parcius proferens. 



Apotbeciorum juniorum situs atque spermogouia normaliter lateralia (rarius siniul supra lobos sparsa) 

 elevata suadent, hane speciem Cetrariis esse adscribendam. — Hypothecium incoloratum; paraphyses concreta;, 

 apicem versus fuscescentes, epithecio sat crasso incolorato tectse; asei clavati; sporse Smfe, ellipsoidese 1. globoso- 

 ellipsoidese, 0,007 — 8 mm. longse et 0,00^ — 6 mm. latse. Jodo bymenium coerulescit. — Spemiatia sterigmati- 

 bus subsimplicibus infixa, elongata (subcylindrica), utroque apice incrassatula, 0,00 5 mm. longa. 



/>'. polyschiza (Nyl.). — Platysma polyschizum Nyl. in Flora 1862 p. 82. 



In Lovens berg sterilis quidem, sed pulchra et cum spec. orig. omnino con- 



gruens. ' 



Transitus in verani C. Fahhmensfm evidentes in Finmarkia sunt lecti neque in ins. Spitsb. desunt. — 

 Spermatia prioris. — Nullum Cetr. commixtce (Nyl.) vestigium in collect. Spitsb. est observatum. 



