Ib Friis

Ib Friis

Professor, emeritus

ORCID: 0000-0002-2438-1528

Publication year:
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1 - 50 out of 353Page size: 50
  1. 2024
  2. Published

    Inga Hedberg (1927-2024) – inspirational driving force in tropical African botany for 60 years

    Friis, Ib, Demissew, S. & Thulin, M., 19 Mar 2024, In: Webbia. 79(1), p. 3-18

    Research output: Contribution to journal › Journal article › Research › peer-review

  3. 2023
  4. Published

    (2993) Proposal to reject the name Urtica fruticosa (Urticaceae)I

    Friis, Ib, Wilmot-Dear, C. M. & Moore, A., 2023, In: Taxon. 72, 5, p. 1130 1 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  5. Published

    (3001) Proposal to conserve the name Jatropha pelargoniifolia against Adenoropium forskaolii (Euphorbiaceae)

    Friis, Ib & Thulin, M., 2023, In: Taxon. 72, 6, p. 1373-1374

    Research output: Contribution to journal › Journal article › Research › peer-review

  6. Published

    Species diversity and vegetation structure of woody plants in regenerating Juniperus forest replacing Eucalyptus in the conservation area of Gullele Botanic Garden, Addis Ababa, Ethiopia

    Atinafe, E., Weber, O., Friis, Ib & Seta, T., 2023, In: Webbia. 78, 2, p. 49-71

    Research output: Contribution to journal › Journal article › Research › peer-review

  7. Published

    Status, typification, and synonymy of some early names for South Asian and Oceanian plants proposed in Urtica or in other genera now in the Urticaceae

    Friis, Ib, Wilmot-Dear, C. M. & Moore, A., 2023, In: Taxon. 72, 6, p. 1343-1352 10 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  8. 2022
  9. Published

    Plants and vegetation of NW Ethiopia: A new look at Rodolfo E.G. Pichi Sermolli’s results from the ‘Missione di Studio al Lago Tana’, 1937

    Friis, Ib, Demissew, S., Weber, O. & van Breugel, P., 2022, Firenze: Firenze University Press. 360 p. (Studi e Saggi; No. 240).

    Research output: Book/Report › Book › Research › peer-review

  10. Published

    The Western Woodland of Ethiopia: A study of the woody vegetation and flora between the Ethiopian Highlands and the lowlands of the Nile Valley in the Sudan and South Sudan

    Friis, Ib, van Breugel, P., Weber, O. & Demissew, S., 2022, Det Kongelige Danske Videnskabernes Selskab. 521 p. (Scientia Danica. Series B, Biologica, Vol. 9).

    Research output: Book/Report › Book › Research › peer-review

  11. 2021
  12. Published

    Beskrivelse af Guineiske Planter (1827): en dansk videnskabs- og publikationshistorie af international betydning

    Friis, Ib, 2021, Nogle betænkninger om dansk sprog og litteratur - Festskrift til Marita Akhøj Nielsen. Bjerring-Hansen, J., Boeck, S. S. & Jensen, E. S. (eds.). Universitets-Jubilæets danske Samfund, p. 157-192 (Universitets-Jubilæets Danske Samfunds skriftserie, Vol. 604).

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review

  13. Published

    Combination of Sanger and target-enrichment markers supports revised generic delimitation in the problematic ‘Urera clade’ of the nettle family (Urticaceae)

    Wells, T., Maurin, O., Dodsworth, S., Friis, Ib, Cowan, R., Epitawalage, N., Brewer, G., Forest, F., Baker, W. J. & Monro, A. K., 2021, In: Molecular Phylogenetics and Evolution. 158, 15 p., 107008.

    Research output: Contribution to journal › Journal article › Research › peer-review

  14. Published

    Diversity and endemism of the flora of Ethiopia and Eritrea: state of knowledge and future perspectives

    Demissew, S., Friis, Ib & Weber, O., 2021, In: Rendiconti Lincei. Scienze Fisiche e Naturali. 32, 4, p. 675-697 23 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  15. Published

    Isert and Thonning's plants and Schumacher's Beskrivelse af Guineiske Planter (1827) - A Danish legacy to the study of the West African flora

    Friis, Ib & Callmander, M. W., 2021, In: Candollea. 76, 2, p. 171-190

    Research output: Contribution to journal › Journal article › Research › peer-review

  16. Published

    Paraphyly of the genus Boehmeria (Urticaceae): a response to Liang et al. ‘Relationships among Chinese Boehmeria species and the evolution of various clade’

    Monro, A. K., Dodsworth, S., Fu, L., Friis, Ib, Wilmot-Dear, C. M. & Maurin, O., 2021, In: Plant Systematics and Evolution. 307, p. 1-3 3 p., 1.

    Research output: Contribution to journal › Journal article › Research › peer-review

  17. 2020
  18. Published

    Euphorbia venefica Trémaux ex Kotschy (Euphorbiaceae) and other shrub-like cylindrically stemmed Euphorbia with spirally arranged single spines

    Weber, O., Atinafe, E., Awas, T. & Friis, Ib, 2020, In: Societe des Naturalistes Luxembourgeois. Bulletin. 122, p. 57-82

    Research output: Contribution to journal › Journal article › Research › peer-review

  19. Published

    Terminalia (Combretaceae) in northern tropical Africa: Priority and typification of T. schimperiana and T. glaucescens; typification of other synonyms of T. schimperiana and of T. avicennioides

    Friis, Ib & Demissew, S., 2020, In: Taxon. 69, 2, p. 372-380

    Research output: Contribution to journal › Journal article › Research › peer-review

  20. Published

    »Oeders Troldurt« & »Kongescepter«

    Friis, Ib, 2020, Forskningens skønhed Et festskrift til Hendes Majestæt Dronning Margrethe II ved 80-års-fødselsdagen den 16. april 2020.: A festschrift to Her Majesty Queen Margrethe II on the occasion of her 80th birthday 16 4 2020.. Nielsen, M. A. (ed.). Det Kongelige Danske Videnskabernes Selskab, p. 12-15

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication

  21. 2019
  22. Published

    Paleoenvironmental reconstructions for the Horn of Africa: Interdisciplinary perspectives on strategy and significance

    Hildebrand, E. A., Brandt, S. A., Friis, Ib & Demissew, S., 28 Oct 2019, Trees, Grasses and Crops. People and Plants in Sub-Saharan Africa and Beyond. Eichhorn, B. & Höhn, A. (eds.). Bonn: Verlag Dr. Rudolf Habelt, Bonn, Germany, p. 187-210 (Frankfurter Archäologische Schriften/Frankfurt Archaeological Studies, Vol. 37).

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review

  23. Published

    G.C. Oeder's conflict with Linnaeus and the implementation of taxonomic and nomenclatural ideas in the monumantal Flora Danica project

    Friis, Ib, 27 Sep 2019, In: Gardens' Bulletin, Singapore. 71, (Supplement 2, p. 53-85

    Research output: Contribution to journal › Journal article › Research › peer-review

  24. Published

    Cenni monografici sul paese dei Gherire (Mogadiscio, 1938) – a pioneer work on the Gerire Hills in western Ogaden, south-eastern Ethiopia : – introduced, translated and provided with annotations and a revision of the botanical collections

    Friis, Ib, 30 Apr 2019, In: Webbia. 74 (supplement), p. 1-108

    Research output: Contribution to journal › Journal article › Research › peer-review

  25. Published

    The Gerire Hills, SE Ethiopia: ecology and phytogeographical position of an additional local endemic, Anacampseros specksii (Anacampserotaceae)

    Friis, Ib, Gilbert, M. G., Weber, O., van Breugel, P. & Demissew, S., 2019, In: Webbia. 74, 2, p. 185-192

    Research output: Contribution to journal › Journal article › Research › peer-review

  26. 2018
  27. Published

    Review of the History, Taxonomy and Nomenclature of Ensete and the Objectives and Expectations of the International Workshop on Ensete ventricosum (Welw.) Cheeseman

    Demissew, S. & Friis, Ib, 31 Dec 2018, In: Ethiopian Journal of Biological Sciences. 17 (Supplementum), p. 1-23

    Research output: Contribution to journal › Journal article › Research › peer-review

  28. Published

    A new species of Leucas, L. gypsicola (Lamiaceae), from gypsum outcrops in eastern Ethiopia

    Paton, A., Friis, Ib & Demissew, S., 1 Dec 2018, In: Kew Bulletin. 73, 4, 6 p., 59.

    Research output: Contribution to journal › Journal article › Research › peer-review

  29. Published

    Wildpflanzen

    Friis, Ib, 1 Nov 2018, Äthiopien: Geschichte, Kultur, Herausforderungen. Uhlig, S., Appleyard, D., Bausi, A., Hahn, W. & Kaplan, S. (eds.). Wiesbaden: Harrassowitz Verlag, p. 31-35

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication

  30. Published

    Äthiopische Ökozonen

    Friis, Ib, 1 Nov 2018, Äthiopien: Geschicte, Kultur, Herausforderungen. Uhlig, S., Appleyard, D., Bausi, A., Hahn, W. & Kaplan, S. (eds.). Wiesbaden: Harrassowitz Verlag, p. 27-28

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication

  31. Published

    Intermediate evergreen Afromontane forest (IAF) in northwestern Ethiopia: observations, description and modelling its potential distribution

    Berhanu, A., Demissew, S., Woldu, Z., Friis, Ib & Van Breugel, P., 19 Oct 2018, In: Phytocoenologia. 48, 4, p. 351-367

    Research output: Contribution to journal › Journal article › Research › peer-review

  32. Published

    The Gerire Hills, a SE Ethiopian outpost of the transitional semi-evergreen bushland: vegetation, endemism and three new species, Croton elkerensis (Euphorbiaceae), Gnidia elkerensis (Thymelaeaceae), and Plectranthus spananthus (Lamiaceae)

    Friis, Ib, Gilbert, M. G., Paton, A. J., Weber, O., van Breugel, P. & Demissew, S., 3 Jul 2018, In: Webbia. 72, 2, p. 203-223

    Research output: Contribution to journal › Journal article › Research › peer-review

  33. Published

    The East African Flora, and those who study it, have lost a great friend, Kew botanist Sally Bidgood: 13 April 1948–18 March 2018

    Friis, Ib, 2018, In: Journal of East Africa Natural History. 107, 1, p. 31-36 6 p.

    Research output: Contribution to journal › Journal article › Communication

  34. Published

    The Rolf and Gertrud Dahlgren Prize for 2017 Awarded to Hans Walter Lack

    Friis, Ib, 2018, In: Taxon. 67, 1, p. 231 1 p.

    Research output: Contribution to journal › Journal article › Communication

  35. Published

    URTICACEAE Jus. (1789, 'Urticeae'), nom. cons.

    Friis, Ib, 2018, Flore du Gabon - Oleaceae, Podostemaceae, Urticaceae. Sosef, M. S. M., Florence, J., Banak, L. N., Bourobou, H. P. B. & Bissiengou, P. (eds.). Leiden: Markgraf Publishers, Weikensheim; Backhuys Publishers, Leiden., Vol. 51. p. 47-87 41 p.

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review

  36. 2017
  37. Published

    Den biologiske faggruppe [i Det Kongelige Danske Videnskabernes Selskab]

    Friis, Ib & Wang, T., 13 Nov 2017, Det Kongelige Danske Videnskabernes Selskab 1742-2017: et Jubilæumsskrift. Nielsen, M. A. (ed.). København: Det Kongelige Danske Videnskabernes Selskab, p. 153-179 27 p.

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication

  38. Published

    The lectotypification of two names referred by Linnaeus to the genus Illecebrum (Caryophyllales): Illecebrum benghalense and Iresine javanica, with comments on Aerva tomentosa

    Iamonico, D. & Friis, Ib, Oct 2017, In: Taxon. 66, 5, p. 1208-1212 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  39. Published

    Introduction

    Balslev, H. & Friis, Ib, 28 Sep 2017, Tropical Plant Collections: Legacies from the Past? Essential Tools for the Future? : Proceedings of an international symposium held by The Royal Danish Academy of Sciences and Letters in Copenhagen, 19th–21st of May, 2015. Friis, I. & Balslev, H. (eds.). Det Kongelige Danske Videnskabernes Selskab, Vol. Scientia Danica B, Vol. 6. p. 7-13 (Scientia Danica. Series B, Biologica, Vol. 6).

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

  40. Published

    Kalanchoe hypseloleuce (Crassulaceae), a new species from eastern Ethiopia, with notes on its habitat

    Friis, Ib, Gilbert, M. G., van Breugel, P., Weber, O. & Demissew, S., Jun 2017, In: Kew Bulletin. 72, 11 p., 30.

    Research output: Contribution to journal › Journal article › Research › peer-review

  41. Published

    The flora of woody plants and vegetation on the Horn of Africa

    Friis, Ib, 3 Jan 2017

    Research output: Other contribution › Net publication - Internet publication › Communication

  42. Published

    Salsola sp. A of Flora Zambesiaca from the coast of Mozambique is Caroxylon littoralis (Amaranthaceae subfam. Salsoloideae), hitherto only known from Madagascar

    Friis, Ib & Holt, S., 2017, In: Webbia. 72, 1, p. 63-69 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  43. Published

    Ethiopian Biomes

    Friis, Ib, 2017, Ethiopia: History, Culture and Challenges. Uhlig, S., Appleyard, D., Bausi, A., Hahn, W. & Kaplan, S. (eds.). Berlin: LIT Verlag, p. 25 1 p. (Afrikanische Studien/African Studies, Vol. 58).

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication

  44. Published

    Michaelis' hundred Questions and the Royal Instructions: - The Research Programme of the Royal Danish Expedition to Arabia

    Friis, Ib, 2017, Arrivals: The Life of the Royal Danish Expedition to Arabia 1767-2017. Hansen, A. H. (ed.). 1 ed. Copenhagen: Vandkunsten, p. 93-116 24 p.

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication

  45. Published

    Michaelis' hundrede spørgsmål og Den Kongelige Instruks: - Hvad var Den Arabiske Rejses Forskningsprogram?

    Friis, Ib, 2017, Hjembragt 1767-2017. : 250 år efter Carsten Niebuhrs Arabiske Rejse. Hansen, A. H. (ed.). 1 ed. København: Vandkunsten, p. 93-116 24 p.

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication

  46. Published

    Old tropical botanical collections: how to improve their availability, comprehensibility and use in modern taxonomy?

    Friis, Ib, 2017, In: Webbia. 72, 1, p. 5-16 12 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  47. Published

    Sub-Saharan Botanical Collections: Taxonomic research and impediments

    Demissew, S., Beentje, H., Cheek, M. & Friis, Ib, 2017, Tropical Plant Collections: Legacies from the Past? Essential Tools for the Future?: Proceedings of an international symposium held by The Royal Danish Academy of Sciences and Letters in Copenhagen, 19th–21st of May, 2015. Friis, I. & Balslev, H. (eds.). Copenhagen: Det Kongelige Danske Videnskabernes Selskab, Vol. Scientia Danica, Series B, Biologica, Vol. 6. p. 97-115 19 p.

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review

  48. Published

    Temperate and Tropical Plant Collections: The changing species concept and other ideas behind their development

    Friis, Ib, 2017, Tropical Plant Collections: Legacies from the Past? Essential Tools for the Future?: Proceedings of an international symposium held by The Royal Danish Academy of Sciences and Letters in Copenhagen, 19th–21st of May, 2015. Friis, I. & Balslev, H. (eds.). København: Det Kongelige Danske Videnskabernes Selskab, Vol. Scientia Danica B, vol. 6. p. 15-38 24 p. (Scientia Danica. Series B, Biologica, Vol. 6).

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review

  49. Published

    The biology subject group [in The Royal Danish Academy of Sciences and Letters]

    Friis, Ib & Wang, T., 2017, The Royal Danish Academy of Sciences and Letters 1742-2017: A jubilee Celebratory Publication. Nielsen, M. A. (ed.). Copenhagen: Det Kongelige Danske Videnskabernes Selskab, p. 153-179 27 p.

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication

  50. Published

    Tropical Plant Collections: Legacies from the past? Essential tools for the future?

    Friis, Ib (ed.) & Balslev, H. (ed.), 2017, Copenhagen: Det Kongelige Danske Videnskabernes Selskab. 320 p. (Scientia Danica. Series B, Biologica, Vol. 6).

    Research output: Book/Report › Anthology › Research › peer-review

  51. Published

    [Ethiopian] Wild Flora

    Friis, Ib, 2017, Ethiopia: History, Culture and Challenges. Uhlig, S., Appleyard, D., Bausi, A., Hahn, W. & Kaplan, S. (eds.). LIT Verlag, p. 25-29 5 p. (Afrikanische Studien/African Studies, Vol. 58).

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication

  52. 2016
  53. Published

    The endangered Ethiopian endemic Crotalaria trifoliolata (Leguminosae-Papilionoideae) and its little-known habitat

    Friis, Ib, Weber, O., van Breugel, P. & Demissew, S., 1 Sep 2016, Contributions to Botany.: Dedicated to Inga Hedberg.. Lidén, M. & D. M. (eds.). Uppsala: Uppsala University, p. 19-39 (Symbolae Botanicae Upsalienses, Vol. 38).

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review

  54. Published

    Conservation of the Ethiopian church forests: threats, opportunities and implications for their management

    Aerts, R., Ortveld, K. V., November, E., Wassie, A., Abiyu, A., Demissew, S., Daye, D. D., Giday, K., Haile, M., Tewolde Berhan, S., Teketay, D., Teklehaimanot, Z., Bingelli, P., Deckers, J., Friis, I., Gratzer, G., Hermy, M., Heyn, M., Honnay, O., Paris, M. & 4 others, Sterk, F. J., Muys, B., Bongers, F. & Healey, J. R., 2016, In: Science of the Total Environment. 551-552, p. 404-414 11 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  55. Published

    Current and future fire regimes and their influence on natural vegetation in Ethiopia

    van Breugel, P., Friis, Ib, Demissew, S., Lillesø, Jens-Peter Barnekow & Kindt, R., 2016, In: Ecosystems. 19, 2, p. 369-386 18 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  56. Published

    Det aksumitiske riges hovedby - Aksum (1906)

    Friis, Ib, 2016, 50 fund - Højdepunkter i arkæologien. Nørskov, V. & Pentz, P. (eds.). Aarhus: Aarhus Universitetsforlag, p. 120-125 6 p.

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication

  57. Published

    Plant diversity and regeneration in a disturbed isolated dry Afromontane forest in northern Ethiopia

    Aynekulu, E., Aerts, R., Denich, M., Nigussie, A., Friis, Ib, Sebsebe, D. & Boehmer, H. J., 2016, In: Folia Geobotanica. 51, 2, p. 115-127 13 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  58. Published

    The transitional semi-evergreen bushland in Ethiopia: Characterization and mapping its distribution using predictive modelling

    van Breugel, P., Friis, Ib & Sebsebe, D., 2016, In: Applied Vegetation Science. 19, 2, p. 355-367 13 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  59. Published

    Two distinctive new species of Commicarpus (Nyctaginaceae) from gypsum outcrops in eastern Ethiopia.

    Friis, Ib, Gilbert, M. G., Weber, O. & Demissew, S., 2016, In: Kew Bulletin. 71, 19 p., 34.

    Research output: Contribution to journal › Journal article › Research › peer-review

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ID: 2939