Changes in the Abundance of Danish Orchids over the Past 30 Years
Abstract
:1. Introduction
2. Materials and Methods
2.1. Orchid Taxa in Denmark
2.2. Status, Biology, and Habitats of Danish Orchids
2.3. Orchid Censuses in Denmark
2.4. Orchid Abundance Data
2.5. Statistical Analysis
3. Results
4. Discussion
5. Conservation and Protection of Danish Orchids
Supplementary Materials
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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International Name | Taxon Status | Status 2020 | Monitoring Period |
---|---|---|---|
Anacamptis morio (L.) R.M. Bateman, Pridgeon & M.W. Chase | Species | NT | 1987–2016 |
Anacamptis pyramidalis (L.) Rich. | Species | VU | 1987–2016 |
Cephalanthera damasonium (Mill.) Druce | Species | VU | 1987–2016 |
Cephalanthera longifolia (L.) Fritsch | Species | EN | 1987–2016 |
Cephalanthera rubra (L.) Rich. | Species | CR | 1987–2016 |
Coeloglossum viride (L.) Hartm. | Species | RE | |
Corallorhiza trifida Châtel | Species | VU | 1987–2016 |
Cypripedium calceolus L. | Species | VU | 1987–2016 |
Dactylorhiza incarnata (L.) Soó subsp. incarnata | Subspecies | LC | 1987–2016 |
Dactylorhiza incarnata (L.) Soo subsp. lobelii (Verm.) H.A. Pedersen | Subspecies | VU | |
Dactylorhiza incarnata (L.) Soó subsp. incarnata var. ochroleuca (Boll) Hyl. | Variety | EN | 1987–2016 |
Dactylorhiza maculata (L.) Soó subsp. fuchsii (Druce) Hyl. | Subspecies | LC | 1987–2016 |
Dactylorhiza maculata (L.) Soó subsp. maculata | Subspecies | LC | 1987–2016 |
Dactylorhiza majalis (Rchb.) P.F. Hunt & Summerh. subsp. calcifugiens H.A. Pedersen | Subspecies | NE | |
Dactylorhiza majalis (Rchb.) P.F. Hunt & Summerh. subsp. integrata (E.G. Camus) H.A. Pedersen var. integrata | Variety | LC | 1987–2001, 2014–2016 |
Dactylorhiza majalis (Rchb.) P.F. Hunt & Summerh. subsp. integrata (E.G. Camus) H.A. Pedersen var. junialis (Verm.) H.A. Pedersen | Variety | VU | 1997–2000, 2007–2008 |
Dactylorhiza majalis (Rchb.) P.F. Hunt & Summerh. subsp. lapponica (Hartm.) H. Sund. | Subspecies | RE | |
Dactylorhiza majalis (Rchb.) P.F. Hunt & Summerh. subsp. majalis | Subspecies | LC | 1987–2016 |
Dactylorhiza majalis (Rchb.) P.F. Hunt & Summerh. subsp. purpurella (T. & T.A. Stephenson) D.M. Moore & Soó var. cambrensis (R.H. Roberts) H.A. Pedersen | Variety | LC | 1987–2003 |
Dactylorhiza majalis (Rchb.) P.F. Hunt & Summerh. subsp. purpurella (T. & T.A. Stephenson) D.M. Moore & Soó var. purpurella | Variety | LC | 1987–2016 |
Dactylorhiza majalis (Rchb.) P.F. Hunt & Summerh. subsp. sphagnicola (Höppner) H.A. Pedersen & Hedrén | Subspecies | CR | |
Dactylorhiza sambucina (L.) Soó | Species | EN | 1987–2016 |
Epipactis atrorubens (Hoffm. ex Bernh.) Besser | Species | NT | 1989–2010 |
Epipactis helleborine (L.) Crantz subsp. helleborine | Subspecies | LC | 1987–2016 |
Epipactis helleborine (L.) Crantz subsp. neerlandica (Verm.) Buttler var. neerlandica | Variety | LC | 1990–1993, 2007–2016 |
Epipactis helleborine (L.) Crantz subsp. neerlandica (Verm.) Buttler var. renzii (Rob.) J.Claess., Kleynen & Wielinga | Variety | NT | |
Epipactis leptochila (Godfery) Godfery | Species | NT | 1987–2012 |
Epipactis palustris (L.) Crantz | Species | NT | 1987–2016 |
Epipactis phyllanthes G.E. Sm. | Species | LC | 1989–2016 |
Epipactis purpurata Sm. | Species | LC | 1987–2016 |
Epipogium aphyllum Sw. | Species | CR | 1987–2012 |
Goodyera repens (L.) R. Br. | Species | LC | 1987–2000, 2010–2016 |
Gymnadenia conopsea (L.) R. Br. subsp. conopsea | Subspecies | CR | 1987–2016 |
Gymnadenia conopsea (L.) R. Br. subsp. densiflora (Wahlenb.) K Richt. | Subspecies | CR | 1998–2011, 2015–2016 |
Hammarbya paludosa (L.) Kuntze | Species | EN | 1987–2016 |
Herminium monorchis (L.) R. Br. | Species | EN | 1987–2016 |
Liparis loeselii (L.) Rich. | Species | EN | 1987–2016 |
Neotinea ustulata (L.) R.M. Bateman, Pridgeon & M.W. Chase | Species | CR | 1987–1991, 1994–2003, 2008–2016 |
Neottia cordata (L.) Rich. | Species | LC | 1989–2011 |
Neottia nidus–avis (L.) Rich. | Species | LC | 1987–2016 |
Neottia ovata (L.) Bluff & Fingerh. | Species | LC | 1987–2016 |
Ophrys apifera Huds. | Species | VU | 2004–2016 |
Ophrys insectifera L. | Species | CR | 1987–1995, 2005–2009 |
Orchis mascula (L.) L. | Species | LC | 1987–2016 |
Orchis militaris L. | Species | NA | 1987–1994 |
Orchis purpurea Huds. | Species | NT | 1987–2016 |
Platanthera bifolia (L.) Rich. subsp. bifolia | Subspecies | NT | 1987–2016 |
Platanthera bifolia (L.) Rich. subsp. latiflora (Drejer) Løjtnant | Subspecies | EN | 1987–2016 |
Platanthera chlorantha (Custer) Rchb. | Species | NT | 1987–2016 |
Pseudorchis albida (L.) À & D. Löve | Species | CR | 1987–2016 |
Spiranthes spiralis (L.) Chevall. | Species | RE | 1987–1991, 1996–1999 |
Orchid Name | No. Grid-Squares | No. of Sites | Underground Part | Vegetative Propagation | Fertilisation | Production of Nectar | Pimary Habitat(s) |
---|---|---|---|---|---|---|---|
Ana mor | 26 | 34 | Tuber | Formation of more tubers | Cross-fertilization | No | Grassland |
Ana pyr | (2) 3 | 4 | Tuber | Formation of more tubers | Cross-fertilization | No | Calcareous grassland |
Cep dam | 20 | 21 | Rhizome | Division of rhizome | Self-fertilization | No | Deciduous woodland on chalk |
Cep lon | 13 | 13 | Rhizome | Division of rhizome | Cross-fertilization | No | Deciduous woodland on chalk |
Cep rub | 3 | 5 | Rhizome | Division of rhizome | Cross-fertilization | No | Deciduous woodland on chalk |
Coe vir | 0 | 0 | Tuber | Formation of more tubers | Cross-fertilization | Yes | Grassland |
Cor tri | 20 | 21 | Rhizome | Division of rhizome | Cross- and self-fertilization | No | Deciduous woodland on chalk, wooded poor fen |
Cyp cal | 2 | 2 | Rhizome | Division of rhizome | Cross-fertilization | No | Deciduous woodland on chalk, calcareous grassland |
Dac inc inc | 338 | 384 | Tuber | Formation of more tubers | Cross-fertilization | No | Rich fen |
Dac inc lob | 4 | 7 | Tuber | Formation of more tubers | Cross-fertilization | No | Rich fen |
Dac inc inc och | (4) 3 | 3 | Tuber | Formation of more tubers | Cross-fertilization | No | Rich fen |
Dac mac fuc | 71 | 130 | Tuber | Formation of more tubers | Cross-fertilization | No | Deciduous woodland |
Dac mac mac | 268 | 424 | Tuber | Formation of more tubers | Cross-fertilization | No | Grassland, heathland, fen |
Dac maj cal | 7 | 10 | Tuber | Formation of more tubers | Cross-fertilization | No | Dune slack, rich fen |
Dac maj int int | 9 | 11 | Tuber | Formation of more tubers | Cross-fertilization | No | Rich fen |
Dac maj int jun | 4 | 7 | Tuber | Formation of more tubers | Cross-fertilization | No | Rich fen |
Dac maj lap | 0 | 0 | Tuber | Formation of more tubers | Cross-fertilization | No | Fen |
Dac maj maj | 556 | 830 | Tuber | Formation of more tubers | Cross-fertilization | No | Rich fen |
Dac maj pur cam | 12 | 30 | Tuber | Formation of more tubers | Cross-fertilization | No | Dune slack, rich fen |
Dac ma pur pur | 73 | 60 | Tuber | Formation of more tubers | Cross-fertilization | No | Dune slack, rich fen |
Dac maj sph | 3 | 3 | Tuber | Formation of more tubers | Cross-fertilization | No | Poor fen |
Dac sam | 7 | 13 | Tuber | Formation of more tubers | Cross-fertilization | No | Grassland, heathland |
Epi atr | 2 | 3 | Rhizome | Division of rhizome | Cross-fertilization | Yes | Conifer and deciduous woodland on chalk, grassland |
Epi hel hel | 677 | 701 | Rhizome | Division of rhizome | Cross-fertilization | Yes | Deciduous woodland, grassland |
Epi hel nee nee | 19 | 30 | Rhizome | Division of rhizome | Cross-fertilization | Yes | Calcareous dune |
Epi hel nee ren | 3 | 4 | Rhizome | Division of rhizome | Self-fertilization | No | Calcareous dune |
Epi lep | 7 | 11 | Rhizome | Division of rhizome | Self-fertilization | No | Deciduous woodland |
Epi pal | 123 | 231 | Rhizome | Division of rhizome | Cross-fertilization | Yes | Dune slack, rich fen |
Epi phy | 70 | 119 | Rhizome | Division of rhizome | Self-fertilization | No | Deciduous woodland |
Epi pur | 23 | 52 | Rhizome | Division of rhizome | Cross-fertilization | Yes | Deciduous woodland |
Epi aph | 1 | 1 | Rhizome | Division of rhizome | Cross-fertilization | Yes | Deciduous woodland |
Goo rep | 17 | 18 | Rhizome | Division of rhizome | Cross-fertilization | Yes | Conifer forest |
Gym con con | (4) 1 | 1 | Tuber | Formation of more tubers | Cross-fertilization | Yes | Rich fen |
Gym con den | (1) 2 | 2 | Tuber | Formation of more tubers | Cross-fertilization | Yes | Rich fen |
Ham pal | 18 | 21 | Pseudobulb | Formation of more pseudobulbs and bulbils at leaftips | Cross-fertilization | Yes | Poor fen, blanket bog |
Her mon | 10 | 18 | Tuber | Formation of more tubers | Cross-fertilization | No | Dune slack, rich fen |
Lip loe | 15 | 20 | Pseudobulb | Formation of more pseudobulbs | Cross- and self-fertilization | No | Dune slack, rich fen |
Neoti ust | 2 | 3 | Tuber | Formation of more tubers | Cross-fertilization | No | Calcareous grassland |
Neo cor | 18 | 21 | Rhizome | Division of rhizome | Cross-fertilization | Yes | Conifer forest, wooded poor fen |
Neo nid | 119 | 149 | Rhizome | Division of rhizome | Cross- and self-fertilization | No | Deciduous woodland |
Neo ova | 306 | 495 | Rhizome | Division of rhizome | Cross-fertilization | Yes | Deciduous woodland, grassland, rich fen |
Oph api | 2 | 5 | Tuber | Formation of more tubers | Self-fertilization | No | Grassland |
Oph ins | 2 | 1 | Tuber | Formation of more tubers | Cross-fertilization | No | Calcareous grassland |
Orc mas | 301 | 576 | Tuber | Formation of more tubers | Cross-fertilization | No | Deciduous woodland, grassland |
Orc mil | (0) 1 | 1 | Tuber | Formation of more tubers | Cross-fertilization | No | Calcareous grassland |
Orc pur | 9 | 10 | Tuber | Formation of more tubers | Cross-fertilization | No | Deciduous woodland on chalk, calcareous grassland |
Pla bif bif | 90 | 123 | Tuber | Formation of more tubers | Cross-fertilization | Yes | Grassland, heathland |
Pla bif lat | 3 | 3 | Tuber | Formation of more tubers | Cross-fertilization | Yes | Deciduous woodland on chalk |
Pla chl | 231 | 374 | Tuber | Formation of more tubers | Cross-fertilization | Yes | Deciduous woodland, grassland |
Pse alb | (6) 3 | 3 | Tuber | Formation of more tubers | Cross- and self-fertilization | No | Grassland |
Spi spi | 0 | 0 | Tuberous root | Division of tuberous roots | Cross-fertilization | Yes | Grassland |
Species | N | 2.5% | 50% | 97.5% | Model |
---|---|---|---|---|---|
Anacamptis morio | 433 | −0.1378 | −0.0715 | −0.007 | 2 |
Anacamptis pyramidalis | 100 | −0.009 | 0.1233 | 0.242 | 2 |
Cephalanthera damasonium | 137 | −0.1002 | −0.0102 | 0.0662 | 2 |
Cephalanthera longifolia | 182 | −0.066 | −0.0265 | 0.0094 | 2 |
Cephalanthera rubra | 60 | −0.2268 | −0.017 | 0.1976 | 2 |
Corallorhiza trifida | 189 | −0.4227 | −0.2633 | −0.1144 | 2 |
Cypripedium calceolus | 83 | −0.1162 | −0.0157 | 0.0746 | 2 |
Dactylorhiza incarnata subsp. incarnata | 641 | −0.2437 | −0.1155 | 0.0086 | 2 |
Dactylorhiza maculata subsp. fuchsii | 182 | −0.0851 | −0.0491 | −0.0176 | 2 |
Dactylorhiza maculata subsp. maculata | 391 | −0.1085 | 0.0153 | 0.1329 | 2 |
Dactylorhiza majalis subsp. majalis | 928 | −0.0439 | 0.012 | 0.0666 | 2 |
Dactylorhiza majalis subsp. integrata | 33 | −0.1851 | 0.3126 | 0.8105 | 2 |
Dactylorhiza majalis subsp. purpurella | 158 | −0.1351 | −0.0363 | 0.058 | 2 |
Dactylorhiza sambucina | 231 | −0.2581 | −0.1358 | −0.0245 | 2 |
Epipactis atrorubens | 38 | −0.0823 | −0.0599 | −0.038 | 1 |
Epipactis helleborine subsp. helleborine | 652 | −0.1575 | −0.1173 | −0.0781 | 2 |
Epipactis helleborine subsp. neerlandica | 20 | 0.0058 | 0.0228 | 0.0404 | 1 |
Epipactis leptochila | 217 | −0.1834 | −0.1208 | −0.0608 | 2 |
Epipactis palustris | 310 | −0.3607 | −0.1382 | 0.0771 | 2 |
Epipactis phyllanthes | 232 | −0.2395 | −0.1625 | −0.0967 | 2 |
Epipactis purpurata | 247 | −0.0742 | −0.0352 | 0.0014 | 2 |
Epipogium aphyllum | 26 | −0.1018 | 0.0223 | 0.1545 | 2 |
Goodyera repens | 45 | −1.3174 | −0.5082 | 0.2319 | 2 |
Gymnadenia conopsea subsp. conopsea | 63 | −0.2497 | −0.1098 | −0.0264 | 2 |
Gymnadenia conopsea subsp. densiflora | 20 | −0.099 | 0.0926 | 0.287 | 2 |
Hammarbya paludosa | 122 | −0.4299 | −0.2721 | −0.1274 | 2 |
Herminium monorchis | 131 | −0.3406 | −0.1741 | −0.004 | 2 |
Liparis loeselii | 408 | −0.124 | −0.0418 | 0.0391 | 2 |
Neotinea ustulata | 32 | −0.1095 | 0.0433 | 0.1952 | 2 |
Neottia cordata | 31 | −0.6676 | −0.1139 | 0.4011 | 2 |
Neottia nidus-avis | 163 | −0.116 | −0.0576 | −0.002 | 2 |
Neottia ovata | 447 | −0.08 | −0.0411 | −0.0054 | 2 |
Ophrys apifera | 21 | −0.1546 | 0.7153 | 1.5831 | 2 |
Ophrys insectifera | 18 | 0 | 0.0344 | 0.0689 | 2 |
Orchis mascula | 795 | −0.0678 | −0.0361 | −0.005 | 2 |
Orchis militaris | 6 | −1.9705 | −1.085 | −0.4714 | 2 |
Orchis purpurea | 140 | −0.0725 | −0.0272 | 0.0208 | 2 |
Platanthera bifolia subsp. bifolia | 281 | −0.3781 | −0.2153 | −0.074 | 2 |
Platanthera bifolia subsp. latiflora | 82 | −0.1708 | −0.1162 | −0.0683 | 2 |
Platanthera chlorantha | 315 | −0.1442 | 0.059 | 0.2744 | 2 |
Pseudorchis albida | 181 | −0.0725 | −0.0606 | −0.049 | 1 |
Effect | 2.5% | 50% | 97.5% |
---|---|---|---|
Intercept | −0.061 | 0.023 | 0.108 |
Intensity of livestock grazing | −0.009 | 0.016 | 0.040 |
Intensity of forest management | −0.031 | 0.006 | 0.043 |
Overgrowth with tall-growing herbs and shrubs | −0.052 | −0.029 | −0.006 |
Public disturbance | −0.038 | −0.004 | 0.030 |
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Damgaard, C.; Moeslund, J.E.; Wind, P. Changes in the Abundance of Danish Orchids over the Past 30 Years. Diversity 2020, 12, 244. https://doi.org/10.3390/d12060244
Damgaard C, Moeslund JE, Wind P. Changes in the Abundance of Danish Orchids over the Past 30 Years. Diversity. 2020; 12(6):244. https://doi.org/10.3390/d12060244
Chicago/Turabian StyleDamgaard, Christian, Jesper Erenskjold Moeslund, and Peter Wind. 2020. "Changes in the Abundance of Danish Orchids over the Past 30 Years" Diversity 12, no. 6: 244. https://doi.org/10.3390/d12060244
APA StyleDamgaard, C., Moeslund, J. E., & Wind, P. (2020). Changes in the Abundance of Danish Orchids over the Past 30 Years. Diversity, 12(6), 244. https://doi.org/10.3390/d12060244