Laboulbeniomycetes (Fungi, Ascomycota) of Denmark Author Santamaria, Sergi Unitat de Botànica, Departament de Biologia Animal, de Biologia Vegetal i d’Ecologia, Facultat de Biociències, Universitat Autònoma de Barcelona, 08193 Cerdanyola del Vallès (Barcelona), Spain. sergi.santamaria@uab.cat Author Pedersen, Jan Natural History Museum of Denmark (Zoological Museum), University of Copenhagen, Universitetsparken 15, 2100 København Ø, Denmark. japedersen@snm.ku.dk text European Journal of Taxonomy 2021 2021-11-26 781 1 425 http://dx.doi.org/10.5852/ejt.2021.781.1583 journal article 10.5852/ejt.2021.781.1583 2118-9773 5828924 Laboulbenia pedicellata Thaxt. MB#219334 Fig. 40C–H Proceedings of the American Academy of Arts and Sciences 27: 44 ( Thaxter 1892 ) . – Type : “ On Bembidium sp. , Maine ”; FH . [ USA ] Laboulbenia gracilipes Cépède & F.Picard. ( Cépède & Picard 1907: 780 ) [MB#182939] Laboulbenia gibbulosa Speg. ( Spegazzini 1915b: 55 ) [MB#183213] Laboulbenia tapirina R.K.Benj. & Shanor ( Benjamin & Shanor 1952: 126 ) [MB#299202] Diagnostic features Cell V variably oval, as long as cell IV, connected with septum III–IV. Outer appendage variably branched above the suprabasal cell; septa at the lower side in outer branch thick and dark, with blackened suffusion spreading through the dorsal margin ( Fig. 40G , arrow). Inner appendage consisting of numerous branches bearing lateral solitary antheridia. Basal cell of inner appendage slightly shorter than basal cell of outer appendage. [Detailed descriptions: Thaxter 1896 ; Huldén 1985 ; Majewski 1994b ; Santamaria 1998 ] Distribution and hosts Common on many species of the genus Bembidion in a broad sense, and on Dyschirius (Col. Carabidae ). Occurrence on other hosts are likely wrong or require verification. Widespread, only unknown in Oceania ( Santamaria et al. 1991 ; Majewski 2008 ). Recent records are from Denmark ( Høier 2009 ), Switzerland ( Hoess & Senn-Irlet 2009 ), Slovakia ( Rossi et al. 2010 ), Sweden ( Huggert 2010 ), the Netherlands ( Haelewaters et al. 2012 ), Israel , Ecuador ( Barragán et al. 2013 ), Bulgaria , Cyprus ( Rossi et al. 2019a ), Ukraine ( Haelewaters et al. 2019b ), and Cambodia ( Kong et al. 2020 ). Fig. 40. Laboulbenia spp. A –B . L. parriaudii Balazuc ex Santam. Mature thalli showing the distal septum of the basal cell darkened and constricted (arrows), a diagnostic character. – C–H . L. pedicellata Thaxt. Mature thalli, except the immature one represented in G showing the septum at the lower side in outer branch thick and dark, with blackened suffusion spreading through the dorsal margin (arrow). C–D . From Bembidion aeneum . E . From Bembidion doris . F . From Bembidion minimum . G–H . From Bembidion mannerheimi . Scale bars: 50 µm. Photographs from slides ZMUC C-F-124096 (A–B), ZMUC C-F-122506 (C–D), ZMUC C-F-122492 (E), ZMUC C-F-123118 (F), ZMUC C-F-123132 (G), ZMUC C-F-123391 (H). Collections examined from Denmark On Bembidion aeneum Germar, 1824 (Col. Carabidae ) DENMARK Lolland, Falster, Møn (LFM) Resle Skov ; 54°56.359′ N , 11°43.437′ E ; PF79; 25 Sep. 2006 ; H. Liljehult 1461 ; JP det.; ZMUC C-F-124012 . – Nordøstsjaelland (NEZ) Eriksholm Skov ; 55°41.771′ N , 11°47.912′ E ; PG77; 4 Nov. 2017 ; JP 740 ; JP det.; ZMUC C-F-123234 Nord for Frederikssund ; 55°51.404′ N , 12°3.534′ E ; UB17; 14 Dec. 2013 ; R. Aagaard Jensen 409 ; JP det.; ZMUC C-F-122893 Nord for Risø ; 55°42.184′ N , 12°6.692′ E ; UB17; 14 Dec. 2013 ; R. Aagaard Jensen 628 ; JP det.; ZMUC C-F-123117 . – Nordvestjylland (NWJ) Nord for Landting ved Vinderup ; 56°30.049′ N , 8°45.384′ E ; MH86; 19 Jan. 2015 ; JP 573 ; JP det.; ZMUC C-F-123059 Syd for Stårup ; 56°34.792′ N , 9°5.958′ E ; NH07; 6 Feb. 2015 ; K.B. Nielsen 218 ; JP det.; ZMUC C-F-122699 Vest for Vinderup ; 56°28.727′ N , 8°44.810′ E ; MH85; 19 Jan. 2015 ; JP 779 ; JP det.; ZMUC C-F-123274 . – Nordvestsjaelland (NWZ) Bognaes SkovTuse Naes ; 55°44.966′ N , 11°45.817′ E ; PG78; 10 Dec. 2013 ; JP 873 ; JP det.; ZMUC C-F-123369 ibid.; 30 Dec. 2013 ; K.B. Nielsen 30 ; JP det.; ZMUC C-F-122506 . – Sydjylland (SJ) Ballum Sluse ; 55°7.866′ N , 8°41.125′ E ; MG70; 26 Oct. 2017 ; H. Liljehult 872 ; JP det.; ZMUC C-F-123368 . On Bembidion assimile Gyllenhal, 1810 (Col. Carabidae ) DENMARK Lolland, Falster, Møn (LFM) Lysemose ved Maribo ; 54°46.971′ N , 11°28.959′ E ; PF57; 4 Jun. 2018 ; JP 1128 ; JP det.; ZMUC C-F-123651 . – Nordøstsjaelland (NEZ) NordhavnstippenKøbenhavns Nordhavn ; 55°43.091′ N , 12°37.088′ E ; UB57; 29 Apr. 2018 ; JP 1092 ; JP det.; ZMUC C-F-123609 Ud for Kongelundsfortet ; 55°33.724′ N , 12°33.731′ E ; UB46; 15 Apr. 2018 ; JP 1056 ; JP det.; ZMUC C-F-123573 . – Sydsjaelland (SZ) Gammel Kalvehave ; 54°59.745′ N , 12°8.232′ E ; UA19; 25 Apr. 2019 ; JP 1448 ; JP det.; ZMUC C-F-123996 . On Bembidion biguttatum (Fabricius, 1779) (Col. Carabidae ) DENMARK Bornholm (B) Skelsmyre i Rønne Plantage ; 55°4.375′ N , 14°45.096′ E ; VB80; 25 Apr. 2014 ; JP 508 ; JP det.; ZMUC C-F-122991 . – Lolland, Falster, Møn (LFM) Lysemose ved Maribo ; 54°46.971′ N , 11°28.959′ E ; PF57; 4 Jun. 2018 ; JP 1129 ; JP det.; ZMUC C-F-123652 Nyord ; 55°2.885′ N , 12°12.380′ E ; UB20; 27 Apr. 2013 ; JP 837 ; JP det.; ZMUC C-F-123332 Vest for Bandholm ; 54°50.303′ N , 11°28.050′ E ; PF57; 3 Jan. 2019 ; JP 1322 ; JP det.; ZMUC C-F-123858 . – Nordøstsjaelland (NEZ) Amager Faelled ; 55°38.631′ N , 12°34.729′ E ; UB47; 22 Apr. 2018 ; JP 1038 ; JP det.; ZMUC C-F-123554 . – Sydsjaelland (SZ) Østerskov ved Langebaek ; 54°59.572′ N , 12°6.715′ E ; UA19; 3 Jan. 2019 ; JP 1287 ; JP det.; ZMUC C-F-123819 . On Bembidion doris (Panzer, 1796) (Col. Carabidae ) DENMARK Lolland, Falster, Møn (LFM) Ravnsholt ; 54°57.415′ N , 11°15.306′ E ; PF49; 24 Aug. 2018 ; L. Kjaer-Thomsen 1176 ; JP det.; ZMUC C-F-123700 Ulvshale ; 55°3.218′ N , 12°15.801′ E ; UB20; 10 Jun. 2017 ; JP 429 ; JP det.; ZMUC C-F-122914 . – Nordøstsjaelland (NEZ) Fruebjerg i Strøgårdsvang ; 55°58.539′ N , 12°16.659′ E ; UC30; 18 Oct. 2018 ; JP 1223 ; JP det.; ZMUC C-F-123750 Indelukket ved Frederiksborg Slot ; 55°56.191′ N , 12°17.861′ E ; UC30; 12 Apr. 2016 ; JP 19 ; JP det.; ZMUC C-F-122492 . On Bembidion gilvipes Sturm, 1825 (Col. Carabidae ) DENMARK Nordøstsjaelland (NEZ) Stålmosen , Vindinge ; 55°37.379′ N , 12°8.322′ E ; UB16; 12 Apr. 1979 ; H.J. Petersen Dry0055 ; H.J. Petersen ; ZMUC C-F-124121 . – Sydsjaelland (SZ) Østerskov ved Langebaek ; 54°59.572′ N , 12°6.715′ E ; UA19; 3 Jan. 2019 ; JP 1288 ; JP det.; ZMUC C-F-123820 Tryggevaelde Å ved Varpelev ; 55°21.055′ N , 12°15.877′ E ; UB23; 6 Jan. 2018 ; JP 1589 ; JP det.; ZMUC C-F-124350 . On Bembidion guttula (Fabricius, 1792) (Col. Carabidae ) DENMARK Nordøstsjaelland (NEZ) Nord for Risø ; 55°42.184′ N , 12°6.692′ E ; UB17; 14 Dec. 2013 ; R. Aagaard Jensen 627 ; JP det.; ZMUC C-F-123116 Syd for Veddelev ; 55°40.346′ N , 12°4.915′ E ; UB17; 14 Dec. 2013 ; R. Aagaard Jensen 333 ; JP det.; ZMUC C-F-122811 . – Nordvestjylland (NWJ) Nord for Landting ved Vinderup ; 56°30.049′ N , 8°45.384′ E ; MH86; 19 Jan. 2015 ; JP 574 ; JP det.; ZMUC C-F-123060 Vest for Vinderup ; 56°28.727′ N , 8°44.810′ E ; MH85; 19 Jan. 2015 ; JP 777 ; JP det.; ZMUC C-F-123272 . – Nordvestsjaelland (NWZ) Flasken nord for Reersø ; 55°31.965′ N , 11°9.831′ E ; PG35; 26 Jan. 2014 ; JP 611 ; JP det.; ZMUC C-F-123099 Halleby Å ved Bjerge Sydstrand ; 55°33.194′ N , 11°10.079′ E ; PG35; 24 Oct. 2018 ; JP 1211 ; JP det.; ZMUC C-F-123738 . – Sydjylland (SJ) Brede Ådal ; 55°3.184′ N , 8°54.138′ E ; MG90; 24 Oct. 2013 ; H. Liljehult 500 ; JP det.; ZMUC C-F-122984 . – Sydsjaelland (SZ) Even Bro ; 55°8.694′ N , 12°0.601′ E ; UB11; 17 Feb. 2019 ; JP 1370 ; JP det.; ZMUC C-F-123911 Tryggevaelde Å ved Varpelev ; 55°21.055′ N , 12°15.877′ E ; UB23; 6 Jan. 2018 ; JP 967 ; JP det.; ZMUC C-F-123474 . On Bembidion illigeri Netolitzky, 1914 (Col. Carabidae ) DENMARK Lolland, Falster, Møn (LFM) Rødbyhavn ; 54°39.072′ N , 11°21.809′ E ; PF55; 4 Jun. 2018 ; JP 1120 ; JP det.; ZMUC C-F-123640 . On Bembidion lunulatum (GeoffroY, 1785) (Col. CArABIdAe ) DENMARK Lolland, Falster, Møn (LFM) Vest for Bandholm ; 54°50.303′ N , 11°28.050′ E ; PF57; 3 Jan. 2019 ; JP 1323 ; JP det.; ZMUC C-F-123859 . – Nordøstsjaelland (NEZ) Brønshøj (Degnemosen); 55°42.043′ N , 12°30.352′ E ; UB47; 26 May 2016 ; JP 290 ; JP det.; ZMUC C-F-122769 . On Bembidion mannerheimii Sahlberg, 1827 (Col. Carabidae ) DENMARK Fyn (F) Gyldenstens inddaemmede Strand ; 55°34.447′ N , 10°7.211′ E ; NG75; 2 Apr. 2014 ; JP 710 ; JP det.; ZMUC C-F-123200 Kohaveskov ved Landkildegård ; 55°22.750′ N , 10°27.979′ E ; NG93; 24 Aug. 2001 ; H. Liljehult 1398 ; JP det.; ZMUC C-F-123942 , C-F-123944 . – Lolland, Falster, Møn (LFM) Krenkerup Haveskov ; 54°46.408′ N , 11°39.955′ E ; PF77; 23 Sep. 1993 ; S. Langemark & O.E. Meyer 893 ; JP det.; ZMUC C-F-123391 Vest for Bandholm ; 54°50.303′ N , 11°28.050′ E ; PF57; 3 Jan. 2019 ; JP 1324 ; JP det.; ZMUC C-F-123863 . – Nordøstjylland (NEJ) Syd for Krogsagergård ; 56°37.534′ N , 9°45.551′ E ; NH47; 24 Nov. 2019 ; JP 1555 ; JP det.; ZMUC C-F-124316 . – Nordøstsjaelland (NEZ) Eriksholm Skov ; 55°41.771′ N , 11°47.912′ E ; PG77; 4 Nov. 2017 ; JP 741 ; JP det.; ZMUC C-F-123235 . – Nordvestsjaelland (NWZ) Vesterlyng ; 55°44.195′ N , 11°17.276′ E ; PG47; 9 Feb. 2014 ; JP 644 ; JP det.; ZMUC C-F-123132 . – Sydsjaelland (SZ) Gammel Kalvehave ; 54°59.745′ N , 12°8.232′ E ; UA19; 25 Apr. 2019 ; JP 1449 ; JP det.; ZMUC C-F-123999 Østerskov ved Langebaek ; 54°59.235′ N , 12°6.280′ E ; UA19; 14 Jan. 2012 ; JP 546 ; JP det.; ZMUC C-F-123032 . On Bembidion minimum (Fabricius, 1792) (Col. Carabidae ) DENMARK Nordøstsjaelland (NEZ) Nord for Risø ; 55°42.184′ N , 12°6.692′ E ; UB17; 14 Dec. 2013 ; R. Aagaard Jensen 629 ; JP det.; ZMUC C-F-123118 . – Vestjylland (WJ) Sneum Sluse ; 55°43.303′ N , 8°60.710′ E ; MG74; 24 Mar. 2019 ; L. Kjaer-Thomsen & L. Thomas 1403 ; JP det.; ZMUC C-F-123949 . On Bembidion normannum Dejean, 1831 (Col. Carabidae ) DENMARK Fyn (F) Sprogø ; 55°20.012′ N , 10°58.263′ E ; PG23; 7 Sep. 2013 ; JP 213 ; JP det.; ZMUC C-F-122692 . On Bembidion quadrimaculatum (Linnaeus, 1761) (Col. Carabidae ) DENMARK Fyn (F) Gyldenstens inddaemmede Strand ; 55°34.447′ N , 10°7.211′ E ; NG75; 2 Apr. 2014 ; JP 711 ; JP det.; ZMUC C-F-123201 . On Bembidion varium (Olivier, 1795) (Col. Carabidae ) DENMARK Lolland, Falster, Møn (LFM) Ulvshale ; 55°3.218′ N , 12°15.801′ E ; UB20; 10 Jun. 2017 ; JP 430 ; JP det.; ZMUC C-F-122915 . On Dyschirius globosus (Herbst, 1784) (Col. Carabidae ) DENMARK Fyn (F) Gyldenstens inddaemmede Strand ; 55°34.447′ N , 10°7.211′ E ; NG75; 2Apr. 2014 ; JP 693; JP det.; ZMUC C-F-123181 . – Lolland, Falster, Møn (LFM) Busemarke Mose ; 54°57.459′ N , 12°27.054′ E ; UA39; 28 Aug. 2019 ; JP 1507 ; JP det.; ZMUC C-F-124094 Lysemose ved Maribo ; 54°46.971′ N , 11°28.959′ E ; PF57; 4 Jun. 2018 ; JP 1127 ; JP det.; ZMUC C-F-123650 Vest for Bandholm ; 54°50.303′ N , 11°28.050′ E ; PF57; 3 Jan. 2019 ; JP 1305 ; JP det.; ZMUC C-F-123840 . – Nordøstjylland (NEJ) Vandplasken ved Kaersgård Strand ; 57°31.199′ N , 9°53.070′ E ; NJ57; 21 Nov. 2017 ; JP 802 ; JP det.; ZMUC C-F-123297 . – Nordøstsjaelland (NEZ) Gurre Vang ; 56°1.470′ N , 12°29.486′ E ; UC41; 14 Apr. 2017 ; JP 269; JP det.; ZMUC C-F-122748 Nord for Risø ; 55°42.184′ N , 12°6.692′ E ; UB17; 14 Dec. 2013 ; R. Aagaard Jensen 623 ; JP det.; ZMUC C-F-123112 Ud for Kongelundsfortet ; 55°33.724′ N , 12°33.731′ E ; UB46; 15 Apr. 2018 ; JP 1054 ; JP det.; ZMUC C-F-123570 . – Nordvestjylland (NWJ) Syd for Stårup ; 56°34.792′ N , 9°5.958′ E ; NH07; 6 Feb. 2015 ; JP 215 ; JP det.; ZMUC C-F-122695 Vest for Vinderup ; 56°28.727′ N , 8°44.810′ E ; MH85; 19 Jan. 2015 ; JP 769 ; JP det.; ZMUC C-F-123264 . – Nordvestsjaelland (NWZ) Flasken nord for Reersø ; 55°31.965′ N , 11°9.831′ E ; PG35; 26 Jan. 2014 ; JP 610 ; JP det.; ZMUC C-F-123098 Flyndersø ved Dybesø ; 55°58.151′ N , 11°45.621′ E ; PH60; 4 Nov. 2017 ; JP 713 ; JP det.; ZMUC C-F-123205 Nordbredden af Skarresø ; 55°39.425′ N , 11°22.998′ E ; PG47; 1 May 2013 ; JP 854 ; JP det.; ZMUC C-F-123349 Nordøstbredden af Tissø ; 55°35.612′ N , 11°18.461′ E ; PG46; 1 May 2013 ; JP 756; JP det.; ZMUC C-F-123250 . – Sydsjaelland (SZ) Even Bro ; 55°8.694′ N , 12°0.601′ E ; UB11; 17 Feb. 2019 ; JP 1363 ; JP det.; ZMUC C-F-123901 Gammel Kalvehave ; 54°59.745′ N , 12°8.232′ E ; UA19; 25 Apr. 2019 ; JP 1441 ; JP det.; ZMUC C-F-123989 Østerskov ved Langebaek ; 54°59.572′ N , 12°6.715′ E ; UA19; 3 Jan. 2019 ; JP 1272 ; JP det.; ZMUC C-F-123802 Tryggevaelde Å ved Varpelev ; 55°21.055′ N , 12°15.877′ E ; UB23; 6 Jan. 2018 ; JP 962 ; JP det.; ZMUC C-F-123469 . On Dyschirius tristis Stephens, 1827 (Col. Carabidae ) DENMARK Nordøstsjaelland (NEZ) Eriksholm Skov ; 55°41.771′ N , 11°47.912′ E ; PG77; 4 Nov. 2017 ; JP 743 ; JP det.; ZMUC C-F-123237 . – Sydsjaelland (SZ) Even Bro ; 55°8.694′ N , 12°0.601′ E ; UB11; 17 Feb. 2019 ; JP 1364 ; JP det.; ZMUC C-F-123903 . Remarks This is a very variable and may be a collective species in need of a thorough revision ( Haelewaters et al. 2019b ). Attempts have been made to isolate some species with more or less luck ( Benjamin & Shanor 1952 ; Santamaria et al. 2020a ). An example of this may be L. tenera which was described on Bembidion dentellum (Thunberg, 1787) by Majewski (1994b) from Poland . It has been separated from L. pedicellata by several characters, especially related to the branching of outer appendage. We have found similar thalli to L. tenera on Bembidion aeneum ( Fig. 40C ). Distinguishing characteristics seem not to be very robust; furthermore, normal thalli of L. pedicellata have been found on the same host together with that tenera -like forms. This species gives the name to a morphologically related group of species that share some characteristics such as: IV and V cells of the same height, and the presence of at least a first constricted and dark septum in the outer appendage.