Soderstrom, , N. A. KONSTANTINOVA, A. HAGBORG, T. PRESTO, K. HASSEL & M. VON KONRAT, N. A. KONSTANTINOVA, A. HAGBORG, T. PRESTO, K. HASSEL & M. VON KONRAT

360 L SÖDERSTRÖM, N.A. KONSTANTINOVA, A. HAGBORG, T. PRESTØ, K. HASSEL & M. VON KONRAT na and mosses, on mosses. 15.VIII.2018 Konstantinova & Savchenko K19-1 - 2-18 ( KPABG 123603 About KPABG ) . New to Sørkapp Land.

Clevea hyalina (Sommerf.) Lindb.

— Spitsbergen, Nordenskiöld Land: Adventdalen. Dryas -polygon i Foxdalen V, ved elv fra Foxfonna fremst i dalen (78°09’N, 16°13’E). 3.VIII.1977 Frisvoll 73831 ( KPABG 122666 About KPABG ). New to Nordenskiöld Land GoogleMaps .

— Spitsbergen, Wedel Jarlsberg Land: Dunderbukta, Dunderdalen northern part (77°28’45"N, 14°01’53"E), Ptilidium dominated tundra, on loamy soil on nonsorted circle. 16.VIII.2018 Konstantinova & Savchenko K20-3 a-18 ( KPABG 123613 About KPABG ). New to Wedel Jarlsberg Land GoogleMaps .

Diplophyllum taxifolium (Wahlenb.) Dumort.

— Nordaustlandet , Prins Oscars Land : east coast of Rijp Fjorden , north faced cliffs of Bluffvarden Mount on southern bank of Heieren Lake (80°12’39"N, 22°28’31"E), slope mount, on muddy rocks in mossy bed of temperate stream. 4.VII.2006 Konstantinova & Savchenko K78-1 b-15 ( KPABG 122996 About KPABG ). New to Nordaustlandet GoogleMaps .

Fuscocephaloziopsis albescens (Hook.) Váňa et L.Söderstr.

— Nordaustlandet , Prins Oscars Land : East coast of Rijp Fjorden , north faced cliffs of Bluffvarden Mount on southern bank of Heieren Lake (80°12’39"N, 22°28’31"E), slope mount, on muddy rocks in mossy bed of temperate stream. 4.VII.2006 Konstantinova & Savchenko K78-1 f-15 ( KPABG 122999 About KPABG ). New to Nordaustlandet GoogleMaps .

— Spitsbergen, Dickson Land: Billefjorden SV. Rotundafjellet (78°29’N, 15°50’E), 19.VIII.1973 Frisvoll, det. N. A. Konstantinova 2016 ( TRH B73819 View Materials /1). New to Dickson Land GoogleMaps .

Fuscocephaloziopsis pleniceps (Austin) Váňa et L.Söderstr.

— Nordaustlandet , Prins Oscars Land : South of Blyfjorden, valley of an unnamed large river that flows into Ripfjorden (80°11’33"N, 22°30’47"E). 6.VIII.2006 Konstantinova Ę115- 1 - 06 ( KPABG 111814 About KPABG ). New to Nordaustlandet GoogleMaps .

— Spitsbergen, James Land: Blomesletta (78°37’41, 14°51’E), volcanic rock on the plain, solifluction ground in boulder field. 28.VII.1973 Frisvoll ( TRH B73891 View Materials /1). New to James Land but mentioned in Frisvoll & Elvebakk (1996) as unpublished without any specimen detail .

Gymnocolea inflata (Huds.) Dumort.

— Nordaustlandet, Prins Oscars Land: west coats of Invika Bay, north-east end of Ringgåsdalen, on soil in bed of a weak-flowing stream, submerged. 28.VII.2011 Konstantinova & Savchenko K373-5-11 (KPABG 124049. Mentioned as new for Nordaustlandet in Konstantinova & Savchenko (2015b) without citing any specimen.

Gymnomitrion concinnatum (Lightf.) Corda

— Spitsbergen, Dickson Land: Nordfjorden. Kongressfjellet N, 20.VII.1973. Frisvoll ( TRH B73631 /1). New to Dickson Land although mentioned in Belkina et al. (2015) without citing any specimen .

Gymnomitrion corallioides Nees

— Spitsbergen, Dickson Land: Sauriedalen. Toppen av Ibsenfjella V (78°33’N, 15°34’E), 31.VII.1973 Frisvoll ( TRH B74012 View Materials / 1). New to Dickson Land GoogleMaps .

— Ny-Friesland: Mosselhalvøya (79°56’N, 16°18’E), under the edge of a boulder in a boulder field. 22.VII.2008 Hagen, det. Prestø 2008 ( TRH B38443 /2). New to Ny-Friesland GoogleMaps .

— Oscar II Land: Kongsfjorden. Ny-Ålesund, Zeppelinerhamna (78°55’N, 11°59’E), 27.VI.1974 Frisvoll ( TRH B74015 View Materials /1). New to Oscar II Land GoogleMaps .

Jungermannia polaris Lindb.

— Nordaustlandet , Prins Oscars Land : Innvika Bay , north-west coast of Depotlaguna, left bank of Ringgåsdalen River (80°06’48"N, 23°03’48"E), landslide on slope to the river. 30.VII.2011 Konstantinova K343-2 c-11 ( KPABG 115466 About KPABG )]. New to Prins Oscars Land GoogleMaps .

— Spitsbergen, Heer Land : Van Mijenfjorden. Rindersbukta. Ottoneset, at base of slope (77°50’13"N, 16°49’46"E), grassmoss community on waterlogged soil. 17.VIII.2018 Konstantinova & Savchenko K38-1 - 18 ( KPABG 123705 About KPABG ). New to Heer Land GoogleMaps .

— Spitsbergen, James Land: Blomesletta, på østsida naer hytte (78°37’N, 14°58’E), 4.VII.1973 Frisvoll ( TRH B732315 /2). New to James Land GoogleMaps .

— Spitsbergen, Nathorst Land : Bellsund. Van Keulenfjorden. Strandvollsletta (77°37’22"N, 14°54’47"E), hollow with huge rocks and small stream, rock field at base of slope, on rock. 19.VIII.2018 Konstantinova & A. N.Savchenko K58-1 e-18 ( KPABG 123696 About KPABG ). New to Nathorst Land GoogleMaps .

— Spitsbergen, Sørkapp Land: Stormbukta (76°43’09"N, 16°18’44"E), at the base of the slope of the moraine terrace, moss tundra, on humus soil on side a hummock 4-5 cm high, among mosses. 14.VIII.2018 Konstantinova & Savchenko K9- 2 - 18 ( KPABG 123553 About KPABG ). New to Sørkapp Land GoogleMaps .

— Spitsbergen, Wedel Jarlsberg Land: Recherchefjorden. Lagerneset (77°31’08"N, 14°48’09"E), gentle slope with numerous rivulets and moss mats, on side of hummock. 18.VIII.2018 Konstantinova & Savchenko K49-4 b-18 ( KPABG 123741 About KPABG ). New to Wedel Jarlsberg Land GoogleMaps .

Jungermannia pumila With.

— Spitsbergen, Dickson Land: Billefjorden. Pyramiden, south-east coast of Mimerbukta, at the bottom of Yggdrasilkampen Mtn, delta of Mimerselva (78°38’18"N, 16°20’52"E), steep north facing slope, in upper part of bank of deep cutting brook, on soil near rock. 28.VII.2008 Konstantinova K54-1 - 08 ( KPABG 118807 About KPABG ). New to Dickson Land GoogleMaps .

— Spitsbergen, Nathorst Land: Bellsund. Van Keulenfjorden. Strandvollsletta (77°37’22"N, 14°54’18"E), steep slope, south exposure covered by mosses with scattered Oxyria digyna, Polygonum viviparum, Saxifraga oppositifolia , between gravel on loamy soil. 19.VIII.2018 Konstantinova & Savchenko K50- 1-18 (KPABG 123675). New to Nathorst Land.

— Spitsbergen, Sørkapp Land: Stormbukta (76°42’55"N, 16°18’42"E), under rock on the slope of the northern exposition. 14.VIII.2018 Konstantinova & Savchenko K4-2 - 18 ( KPABG 123542 About KPABG ). New to Sørkapp Land GoogleMaps .

— Spitsbergen, Wedel Jarlsberg Land: Dunderbukta, Dunderdalen, northern part (77°28’47"N, 14°02’20"E), on side of moss covered rock, on peat soil. 16.VIII.2018 Konstantinova &.Savchenko K26-2 b-18 ( KPABG 123625 About KPABG )]. New to Wedel Jarlsberg Land GoogleMaps .

Lophozia fuscovirens Bakalin et Vilnet

— Spitsbergen, Heer Land : Van Mijenfjorden. Rindersbukta. Ottoneset cabin, valley between two hills (77°50’13"N, 16°49’46"E), north faced slope, nearest part, among small rocks, on soil. 17.VIII.2018 Konstantinova & Savchenko K39-2 - 18 ( KPABG 123706 About KPABG )]. New to Heer Land GoogleMaps .

Lophozia savicziae Schljakov

— Svalbard, Olav V Land , Storfjorden , Ginevrabotnen, Diabastangen, among mosses in tundra (78°36’27"N, 20°00’34"E). 9.VIII.1899 Birula, det. Bakalin ( KPABG 124054 About KPABG ). New to Olav V Land. This is the specimen that Bakalin’s (2005) unspecified report from GoogleMaps Svalbard is based on.

Checklist of liverworts on Svalbard 361

Lophozia ventricosa (Dicks.) Dumort.

— Nordaustlandet, Prins Oscars Land: Rock outcrops on the northern slope of Bluffvarden (80°12’39"N, 22°28’31"E). 4.VIII.2006 Konstantinova K79-1 - 06 ( KPABG 111792 About KPABG ). New to Nordaustlandet GoogleMaps .

Lophozia wenzelii (Nees) Steph.

— Nordaustlandet, Gustav V Land: Kinnvika, Florabukta (80°02’06"N, 18°40’58"E), at the bottom of cliffs with bird colonies south-west slope of Floraberget. 24.VII.2010 Konstantinova & Savchenko K16-2 - 10 ( KPABG 114007 About KPABG ). New to Nordaustlandet GoogleMaps .

— Nordaustlandet , Prins Oscars Land : Innvika Bay , north-west coast of Depotlaguna, left bank of Ringgåsdalen River (80°06’48"N, 23°03’48"E), landslide on slope to the river. 30.VII.2011 Konstantinova Ę342-11 ( KPABG 115457 About KPABG ). New to Prins Oscars Land GoogleMaps .

Lophoziopsis excisa (Dicks.) Konstant. et Vilnet

— Nordaustlandet , Prins Oscars Land : Innvika Bay , north-west coast of Depotlaguna, left bank of Ringgåsdalen River (80°06’48"N, 23°03’48"E), landslide on steep slope of sea terrace. 30.VII.2011 Konstantinova Ę341-3 ŕ-11 ( KPABG 115455 About KPABG ). New to Nordaustlandet GoogleMaps .

— Spitsbergen, Heer Land : Van Mijenfjorden. Rindersbukta. Ottoneset (77°50’14"N, 16°49’20"E), solifluction mantle (slope with numerous rocks and loamy soil), on loamy soil. 17.VIII.2018 Konstantinova & Savchenko K34-1 a-18 ( KPABG 123635 About KPABG ). New to Heer Land GoogleMaps .

— Spitsbergen , Sørkapp Land : Hornsund Bay , Rasstupet bird cliffs Krykkjestupet (76°57’47"N, 15°58’49"N), at base of large rocky outcrops weakly altered carbonate rocks (seeping cliffs), among mosses. 15.VIII.2018 Konstantinova & Savchenko K14-1 a-18 ( KPABG 123592 About KPABG ). New to Sørkapp Land .

Lophoziopsis jurensis (Meyl. ex Müll.Frib.) Mamontov et Vilnet.

— Nordaustlandet , Prins Oscars Land : Innvika Bay . North-west coast of Depotlaguna, left bank of Ringgåsdalen River, landslide on slope to the river. 30.VII.2011 Konstantinova K343- 2 c-11 ( KPABG 115466 About KPABG )]. New to Nordaustlandet .

— Barentsøya: Frankenhalvøya. 6.IX.2011 Savchenko CA-367- 1b-11 (KPABG 119733). New to Barentsøya.

Lophoziopsis pellucida (R.M.Schust.) Konstant. et Vilnet.

— Spitsbergen, Dickson Land: Billefjorden. Pyramiden, upper part of Mimerdalen, northern slope under glacier Jotunfonna (78°38’03"N, 16°06’46"E), rocky steep north facing slope on left shore of brook, block field of red Devonian sandstone. In clay soil under rock. 27.VII.2008 Konstantinova K41-2 c-08 ( KPABG 116544 About KPABG )]. New to Dickson Land GoogleMaps .

— Spitsbergen, Ny-Friesland: Ringhorndalen, Dellingstupa (79°20’N, 16°10’E), in the sanddunes, 13.VIII.2015 Bronken Eidesen, det. Hassel 2017 ( TRH B38905 /2). New to Ny-Friesland GoogleMaps .

Lophoziopsis polaris (R.M.Schust.) Konstant. et Vilnet.

— Spitsbergen, Dickson Land: Billefjorden. Pyramiden. Mimerdalen, extreme southeastern part of Odinfjellet, Planteryggen Ridge (78°39’48"N, 16°05’52"E), mossy depression with seepage. In small hollow. 30.VII.2008 Konstantinova K73-3 a-08 ( KPABG 118863 About KPABG ). New to Dickson Land GoogleMaps .

— Spitsbergen, James Land: Dicksonfjorden SV. I dalen mellom Tolmodryggen og Trollfuglfjella (78°40’N, 14°58’E), fuglefjell. 27.VII.1973 Frisvoll, det. Konstantinova 2016 ( TRH B73838 View Materials / 2). New to James Land GoogleMaps .

— Spitsbergen, Nathorst Land : Bellsund. Van Keulenfjorden. Strandvollsletta (77°37’22"N, 14°54’47"E), hollow with huge rocks and small stream, rock field at base of slope, on rock. 19.VIII.2018 Konstantinova & Savchenko K58-1 e-18 ( KPABG 123696 About KPABG ). New to Nathorst Land GoogleMaps .

— Spitsbergen, Ny-Friesland: Ringhorndalen, Dellingstupa (79°20’N, 16°10’E), in the mossy run-off next to the Cassiope heath. 13.VIII.2015 Bronken Eidesen, det. Söderström , 2021 (TRH B38899/2). New to Ny-Friesland.

— Spitsbergen , Sørkapp Land : Hornsund Bay , Rasstupet bird cliffs Krykkjestupet (76°57’47"N, 15°58’49"E), at base of large rocky outcrops weakly altered carbonate rocks (seeping cliffs), among mosses. 15.VIII.2018 Konstantinova & Savchenko K14-2 c-18 ( KPABG 123724 About KPABG ). New to Sørkapp Land GoogleMaps .

— Spitsbergen, Wedel Jarlsberg Land: Recherchefjorden. Lagerneset (77°31’20"N, 14°47’14"E), rock outcrops in wetland on gentle slope, on bare soil. 18.VIII.2018 Konstantinova & Savchenko K47-3 a-18 ( KPABG 123667 About KPABG ). New to Wedel Jarlsberg Land GoogleMaps .

Marchantia polymorpha L. subsp. montivagans Bischl. et Boissel.-Dub.

— Spitsbergen, James Land: Ekmanfjorden. Flintholmen (78°39’N, 14°35’E), 17.VII.1973 Frisvoll, det. Konstantinova 2016 ( TRH B73661 /1). New to James Land GoogleMaps .

Marchantia polymorpha L. subsp. ruderalis Bischl. et Boissel.-Dub.

— Spitsbergen, Dickson Land: Billefjorden. Pyramiden, south coast of Mimerbukta, the bottom of Yggdrasilkampen Mtn (78°38’24"N, 16°20’35"E), anthropogenic site in delta of Mimerselva, between embankment and the north faced slope. Deschampsia-Bryum community overgrow bones, on mosses. 28.VII.2008 Konstantinova K51-08 ( KPABG 116557 About KPABG ). New to Dickson Land GoogleMaps .

Marchantia quadrata Scop.

— Nordaustlandet , Prins Oscars Land : Innvika Bay . South-west coast of Depotlaguna, right bank of Ringgåsdalen River (80°06’46"N, 23°03’40"E), north facing slope to the river. 23.VII.2011 Konstantinova Ę303-1 - 11 ( KPABG 115397 About KPABG ). New to Prins Oscars Land GoogleMaps .

— Spitsbergen, Nathorst Land : Bellsund. Van Keulenfjorden. Strandvollsletta (77°37’23"N, 14°54’16"E), hollow with huge rocks, bank of small stream, between rocks. 19.VIII.2018 Konstantinova & Savchenko K55-2 b-18 ( KPABG 123688 About KPABG ). New to Nathorst Land GoogleMaps .

— Spitsbergen, Nordenskiöld Land: Adventfjorden. Hanaskogdalen (78°17’N, 15°48’E), on the south side of the river, 23.VII.1977 Frisvoll, det. Konstantinova 2016 (TRH B73836 View Materials / 1). New to Nordenskiöld Land although Prestø et al. (2014) mentioned its occurrence there.

Marchantia quadrata Scop. subsp. hyperborea (R.M.Schust.) Borovich.

— Spitsbergen, Dickson Land: Dicksonfjorden, innermost part of the fjord on the E side (78°50’N, 15°25’E). 5.VIII.1973 Frisvoll, det. Konstantinova 2016 ( TRH B73844 View Materials /1). New to Dickson Land GoogleMaps .

— Spitsbergen, Haakon VII Land: Bockfjorden. Trollkjeldene, ved 1. kilde nordfra (79°23’N, 13°27’E). Late snow patch. 23.VIII.1974 Frisvoll, det. Konstantinova 2016 ( TRH B73835 View Materials / 1). New to Haakon VII Land GoogleMaps .

— Spitsbergen, James Land: Ekmanfjorden. Flintholmen (78°39’N, 14°35’E). 17.VII.1973 Frisvoll, det. Konstantinova 2016 ( TRH B73839 View Materials /1). New to James Land GoogleMaps .

— Spitsbergen, Oscar II Land: Trygghamna, Protektorfjellet (78°13’59"N, 13°49’26"E), 7.VIII.2009 Borovichev ÁÅ196-11 - 09 ( KPABG 114798 About KPABG ). New to Oscar II Land GoogleMaps .