Ib Friis

Ib Friis

Professor, emeritus

ORCID: 0000-0002-2438-1528

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  1. Published

    Alfred Hansen: 2. oktober 1925 - 29. januar 2008

    Friis, Ib, Wind, P. & Pedersen, Henrik Ærenlund, 2008, In: URT. 2, p. 68-72

    Research output: Contribution to journal › Journal article › Research

  2. Published

    Alfred Hansen, 1925-2008

    Friis, Ib & Pedersen, Henrik Ærenlund, 2010, In: Taxon. 59, 6, p. 1942-1943 2 p.

    Research output: Contribution to journal › Comment/debate › Research

  3. Published

    Altitudinal zonation in the forest tree flora of north east tropical Africa

    Friis, Ib & Lawesson, J., 1993, In: Opera Botanica. 121, p. 125-128

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

  4. Published

    An additional note on the genus Droguetia (Urticaceae)

    Friis, Ib, 1990, In: Nordic Journal of Botany. 10, p. 431 - 432

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

  5. Published

    An analysis of the protologues of new genera with new species in Forsskål's Flora Aegyptiaco-Arabica

    Friis, Ib, 1984, In: Taxon. 33, p. 655-667

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

  6. Published

    An unknown German manuscript on Ethiopia in the Goethe Nachlass in Weimar: Niebuhr on his research expedition and his criticism of James Bruce

    Friis, Ib, 2015, In: ITYOPIS. Notheast African Journal of Social Sciences and Humanities. Extra Issue, p. 34-45 12 p.

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

  7. Published

    Appendix: Additions to Flora of Ethiopia and Eritrea volumes 2 - 7

    Friis, Ib & Thulin, M., 2009, Flora of Ethiopia and Eritrea, vol. 1: Lycopodiaceae - Pinaceae & Appendix. Hedberg, I., Friis, I. & Persson, E. (eds.). Addis Abeba; Uppsala: National Herbarium, Addis Ababa University, Vol. 1.. p. 203-271 68 p.

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

  8. Published

    Artiklen "dækfrøede"

    Friis, Ib, 2002, Den Store Danske Encyclopædi: Supplementsbind. Danmarks Nationalleksikon, p. 192-195

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

  9. Published

    Aspects of nutrient cycling in three plantations and a natural forest in Ethiopia

    Michelsen, Anders, Friis, Ib & Nigatu, L., 1992, Sustainable Development in the Sahel. - Proceedings of the 4th Sahel Workshop, 6-8 January 1990. AAU Reports 29: botanik, næringskredsløb, plantager, skov, løvfald, nedbrydning, Etiopien. Aarhus: Aarhus Universitetsforlag, p. 99-101

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

  10. Published

    Atlas of the potential vegetation of Ethiopia

    Friis, Ib, Demissew, S. & van Breugel, P., 2010, Det Kongelige Danske Videnskabernes Selskab. 307 p. (Biologiske skrifter, Vol. 58).

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

  11. Published

    Barbeyaceae

    Friis, Ib, 1993, The Families and Genera of Vascular Plants: Flowering Plants, Dicotyledones (Magnolid, Hamamelid and Caryophyllid Families). Kubitzki, K., Rohwer, J. G. & Bittrich, V. (eds.). Berlin: Springer, Vol. 2. p. 141-143

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

  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

    Biodiversity Research in the Horn of Africa Region: Proceedings of the Third International Symposium on the Flora of Ethiopia and Eritrea at the Carlsberg Academy, Copenhagen, August 25-27, 1999

    Friis, Ib (ed.) & Ryding, Olof (ed.), 2001, København: Det Kongelige Danske Videnskabernes Selskab. 439 p. (Biologiske skrifter, Vol. 54).

    Research output: Book/Report › Book › Research

  14. Published

    Botanical collecting activity in the area of the Flora of Ethiopia and Eritrea during the "motor period"

    Friis, Ib, 31 Dec 2011, In: Symbolae Botanicae Upsalienses. 35, 2, p. 45-68

    Research output: Contribution to journal › Journal article › Research

  15. Published

    Botanik

    Friis, Ib, 2006, Dansk Naturvidenskabs Historie. Nielsen, H. & Nielsen, K. H. (eds.). Aarhus: Aarhus Universitetsforlag, Vol. 4. p. 125-137

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

  16. Published

    Botaniske Haver - til nytte og glæde

    Friis, Ib, 2012, Haver & kultur: havekunst og kultur ved Middelhavet. Mejer, L. & Carstens, A. M. (eds.). Aarhus: Tidsskriftet Sfinx, p. 66-71 6 p.

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

  17. Published

    By whom and when was the flora of Ethiopia and Eritrea named?

    Friis, Ib & Edwards, S., 2001, In: Biologiske Skrifter (Biological Series). 54, p. 103-136

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

  18. Published

    C.F. Hochstetter's Scientific names for G.W. Schimper's Early Collections of African Plants

    Friis, Ib, 1993, Botanostephane Kornasiana - Botanical Contributions Presented to Jan Kornas in Celebration of his 70th birthday. Ochyra, R. & Stuchlik, L. (eds.). Krakow: Polish Academy of Science, p. 183-202

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

  19. Published

    Carsten Niebuhr and James Bruce: lifted latitudes and virtual voyages on the Red Sea...?

    Friis, Ib, 15 Dec 2013, Early scientific expeditions and local encounters: new perspectives on Carsten Niebuhr and 'The Arabian Journey': proceedings of a Symposium on the Occasion of the 250th Anniversary of the the Royal Danish Expedition to Arabia Felix. Friis, I., Harbsmeier, M. & Simonsen, J. B. (eds.). Det Kongelige Danske Videnskabernes Selskab, p. 222-250 29 p. (Scientia Danica, Series H, Humanistica; No. 2, Vol. 4).

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

  20. Published

    Centres of plant diversity in Sudan, Ethiopia and Somalia

    Friis, Ib, 1994, Proceedings of the 13th Plenary Meeting of AETFAT, Zomba, Malawi, 2-11 April 1991, Vol 2: . Seyani, J. H. & Chikuni, A. C. (eds.). Zomba, Malawi, p. 883-889

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

  21. Published

    Changes of flora-information over time: examples from Ethiopia and Eritrea and the Nordic Countries

    Friis, Ib, 2014, In: Ethiopian Journal of Biological Sciences. 13, Suppl., p. 47-67 21 p.

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

  22. Published

    Coffee and qat on the Royal Danish expedition to Arabia – botanical, ethnobotanical and commercial observations made in Yemen 1762-1763

    Friis, Ib, 2015, In: Archives of Natural History. 41, 1, p. 101-112 12 p.

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

  23. Published

    Collectors of botanical specimens from the flora area mentioned in the Flora of Ethiopia and Eritrea

    Friis, Ib, 2009, Flora of Ethiopia and Eritrea, vol. 8: General part and index to vols 1-7. Hedberg, I., Friis, I. & Persson, E. (eds.). Addis Ababa; Uppsala: National Herbarium; Addis Abeba University, Vol. 8. p. 97-123

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

  24. 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

  25. Published

    Comparisons of understorey vegetation and soil fertility in plantations and adjacent natural forests in the Ethiopian highlands

    Michelsen, Anders, Lisanework N., Friis, Ib & Holst, N., 1996, In: Journal of Applied Ecology. 33, p. 627-642

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

  26. Published

    Conservation of plant species and habitats on the Horn of Africa

    Friis, Ib, 1989, Intern. Ass. of Botanical Gardens - Proceedings of the Tenth General Meeting and Conference.  2-7 August.1987. Larsen, K., Morley, B. & Schoser, G. (eds.). Palmengarten, p. 86 - 103

    Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

  27. 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

  28. Published

    Continental-scale variability in browser diversity is a major driver of diversity patterns in acacias across Africa

    Greve, M., Lykke, A. M., Fagg, C. W., Bogaert, J., Friis, Ib, Marchant, R., Marshall, A. R., Ndayishimiye, J., Sandel, B. S., Sandom, C., Schmidt, M., Timberlake, J. R., Wieringa, J. J., Zizka, G. & Svenning, J., 2012, In: Journal of Ecology. 100, 5, p. 1093-1104 12 p.

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

  29. Published

    Correction to Hepper and Friis's analysis of Flora Aegyptiaco-Arabica: Nepeta nepetellae Forssk. (Lamiaceae)

    Ryding, Olof & Friis, Ib, 2014, In: Taxon. 63, 6, p. 1350-1352 3 p.

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

  30. Published

    Correspondence in forest species composition between the Vegetation Map of Africa and higher resolution maps for seven African countries

    Kindt, R., Lillesø, Jens-Peter Barnekow, van Breugel, P., Bingham, M., Demissew, S., Dudley, C., Friis, Ib, Gachathi, F., Kalema, J., Mbago, F., Moshi, H. N., Mulumba, J. W., Namaganda, M., Ndangalasi, H. J., Ruffo, C. K., Minani, V., Jamnadass, R. H. & Graudal, Lars, 2014, In: Applied Vegetation Science. 17, 1, p. 162-171

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

  31. 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

  32. Published

    De botaniske resultater af Den Arabiske Rejse

    Friis, Ib, 1990, Den Arabiske Rejse 1761-1767: En dansk ekspedition set i videnskabshistorisk perpektiv. Rasmussen, S. T. (ed.). København: Gyldendal, p. 117 - 128.

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

  33. Published

    Delimitation of species and infraspecific taxa in African Pilea (Urticaceae)

    Friis, Ib, 1994, Proceedings of the 13th Plenary Meeting of AETFAT, Zomba, Malawi, 2-11 April 1991, Vol 2. Seyani, J. H. & Chikuni, A. C. (eds.). Zomba, Malawi, p. 297-307

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

  34. Published

    Den arabiske Rejse

    Friis, Ib, 2011, In: Sfinx. 34, 1, p. 36 1 p.

    Research output: Contribution to journal › Journal article › Communication

  35. 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

  36. 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

  37. Published

    Diagnose eller typeeksemplar? - Botaniske artsnavne mellem essentialisme og empiri

    Friis, Ib, 2008, In: Filosofiske Studier. 24, p. 88-102

    Research output: Contribution to journal › Journal article › Research

  38. Published

    Disjunctions in the African flora as seen from the Flora of Ethiopia and Eritrea

    Demissew, S., Friis, Ib, Nordal, I. & Bürger, A., 2006, Taxonomy and Ecology of African Plants, their Conservation and Sustainable Use - Proceedings of the 17th AETFAT Congress, Addis Ababa. Ghazanfar, S. A. & Beentje, H. (eds.). Kew: Royal Botanic Gardens, p. 247-258

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

  39. Published

    Distribution Patterns of Solanum in the Horn of Africa

    Friis, Ib, 2006, Taxonomy and Ecology of African Plants, their Conservation and Sustainable Use - Proceedings of the 17th AETFAT Congress, Addis Ababa. Ghazanfar, S. A. & Beentje, H. (eds.). Kew: Royal Botanic Gardens, p. 279-289

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

  40. Published

    Distribution patterns and biological observations in the Urticaceae of Sub-Saharan Africa, Madagascar and the Mascarenes

    Friis, Ib, 1988, In: Missouri Botanic Gardens Monographs. 25, p. 527 - 542

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

  41. Published

    Distribution patterns of Ficus in tropical NE Africa

    Friis, Ib, 1990, In: Mitteilungen aus dem Institut für allgemeine Botanik in Hamburg. 23A, p. 407 - 424

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

  42. Published

    Diversity and Endemism in the Flora of Ethiopia and Eritrea - what do the published Flora volumes tell us?

    Friis, Ib, Edwards, S., Kelbessa, E. & Demissew, S., 2001, In: Biologiske Skrifter (Biological Series). 54, p. 173-193

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

  43. 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

  44. Published

    Diversity and endemism of the western Ethiopian escarpment - a preliminary comparison with other areas of the Horn of Africa

    Sebsebe, D., Nordal, I., Herrmann, C., Friis, Ib, Tesfaye, A. & Stabbetorp, O., 2005, In: Biologiske Skrifter (Biological Series). 55, p. 315-330

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

  45. Published

    Early scientific expeditions and local encounters: new perspectives on Carsten Niebuhr and 'The Arabian Journey'. proceedings of a symposium on the occasion of the 250th anniversary of the the Royal Danish Expedition to Arabia Felix

    Friis, Ib (ed.), Harbsmeier, M. (ed.) & Simonsen, Jørgen Bæk (ed.), 15 Dec 2013, Det Kongelige Danske Videnskabernes Selskab. 252 p. (Scientia Danica, Series H, Humanistica, Vol. 4, vol. 2).

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

  46. Published

    East African bryophytes IV. Danish collections

    Bizot, M., Friis, Ib, Lewinsky, J. & Thamas, P., 1978, In: Lindbergia. 4, p. 259-284

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

  47. Published

    Ecological effects of fuelwood plantations in Ethiopia

    Friis, Ib & Michelsen, Anders, 1993, Development Experience in the Sahel. - Proc. of the third Sahel Workshop, 7th-9th of January 1991. Humlebæk, Denmark: Danida Forest Seed Centre, p. 106-107

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

  48. Published

    Ethiopia in regional phytogeography

    Friis, Ib, 1986, In: Symbolae Botanicae Uppsaliensis. 26, p. 68-85

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

  49. 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

  50. Published

    Fagaceae

    Friis, Ib, 1989, Flora of Ethiopia: Pittosporaceae to Araliaceae. Hedberg, I. & Edwards, S. (eds.). Addis Ababa & Uppsala: National Herbarium, Vol. 3. p. 265-265.

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

  51. Published

    Fam. 152. Buxaceae

    Friis, Ib, 2007, Flora Zambesiaca. Pope, G. V., Polhill, R. M. & Martins, E. S. (eds.). Kew.: Royal Botanic Gardens, Vol. 9, 3.. p. 251-254.

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

  52. Published

    Fire regimes, floristics, diversity, life forms and biomass in wooded grassland, woodland and dry forest at Gambella, western Ethiopia

    Jensen, M. & Friis, Ib, 2001, In: Biologiske Skrifter (Biological Series). 54, p. 349-387

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

  53. Published

    Flora - fra blomstergudinde i det antikke Rom over Danmark til hele verdens betegnelse for en håndbog om planter

    Friis, Ib, 2010, In: URT. 34, 4, p. 121-129 9 p.

    Research output: Contribution to journal › Journal article › Communication

  54. Published

    Flora of Ethiopia and Eritrea: Asteraceae (Compositae)

    Hedberg, I. (ed.), Friis, Ib (ed.), Edwards, S. (ed.) & Tadesse, M., 2005, Addis Ababa & Uppsala: Addis Abeba University. 408 p.

    Research output: Book/Report › Book › Research

  55. Published

    Flora of Ethiopia and Eritrea:  en moderne florahåndbog for et gammelt land

    Friis, Ib, 1997, Københavns Universitets Almanak - Skrive og Rejsekalender for det år efter Kristi fødsel 1998. Københavns Universitet: Museum Tusculanum, p. 162-173

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

  56. Published

    Flora of Ethiopia and Eritrea, vol. 1: Lycopodiaceae - Pinaceae & Appendix

    Hedberg, I. (ed.), Friis, Ib (ed.) & Persson, E. (ed.), 2009, Addis Abeba; Uppsala: National Herbarium, Addis Abeba University. 305 p.

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

  57. Published

    Flora of Ethiopia and Eritrea, vol. 8: General part and index to vols 1-7

    Hedberg, I. (ed.), Friis, Ib (ed.) & Persson, E. (ed.), 2009, Addis Abeba; Uppsala: National Herbarium, Addis Abeba University. 331 p.

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

  58. Published

    Flora of the Sudan-Uganda border area east of the Nile: II. Catalogue of vascular plants, 2nd part, vegetation and phytogeography

    Friis, Ib & Vollesen, K., 2005, In: Biologiske Skrifter (Biological Series). 51, 2, p. 391-855

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

  59. Published

    Flora of the Sudan-Uganda border area east of the Nile, I. Catalogue of vascular plants, 1st part

    Friis, Ib & Vollesen, K., 1998, In: Biologiske Skrifter (Biological Series). 51, 1, p. 1-389

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

  60. Published

    Floristic diversity in fragmented Afromontane rainforests: altitudinal variation and conservation importance

    Schmitt, C. B., Denich, M., Demissew, S., Friis, Ib & Boehmer, H. J., 2010, In: Applied Vegetation Science. 13, 3, p. 291-304 14 p.

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

  61. Published

    Floristic richness and endemism in the Flora of Ethiopia and Eritrea

    Friis, Ib, 2009, Flora of Ethiopia and Eritrea, vol. 8: General part and index to vols 1-7. Hedberg, I., Friis, I. & Persson, E. (eds.). Addis Abeba; Uppsala: National Herbarium, Addis Abeba University, Vol. 8.. p. 33-38 6 p.

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

  62. Published

    Forests and Forest Trees of Northeast Tropical Africa - Their Natural Habitats and Distribution Patterns in Ethiopia, Djibouti and Somalia

    Friis, Ib, 1992, London: Her Majesty's Stationery Office. 396 p.

    Research output: Book/Report › Book › Research

  63. Published

    Forskere og studerende (fra Nord og Syd) mødes i forskningssamarbejde

    Friis, Ib, 1997, In: Naturligvis. 1997, p. 4-7

    Research output: Contribution to journal › Journal article › Communication

  64. Published

    Four new species of Aloe (Aloaceae) from Ethiopia, with notes on the ethics of describing new taxa from foreign countries

    Demissw, S., Friis, Ib, Awas, T., Wilkin, P., Weber, O., Bachman, S. & Nordal, I., 2011, In: Kew Bulletin. 66, 1, p. 111-121 11 p.

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

  65. Published

    Frank White and the Development of African Chorology

    Friis, Ib, 1998, Chorology, Taxonomy and Ecology of the Floras of Africa and Madagascar. Huxley, C. R., Lock, J. M. & Cutler, D. F. (eds.). Kew, England, UK: Royal Botanic Gardens, p. 25-51

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

  66. Published

    Fugleklo-Bukkehorn i Danmark

    Friis, Ib, Adsersen, Henning Emil, Rabøl, J. & Lyshede, O. B., 2007, In: URT. 31/3, p. 110-113.

    Research output: Contribution to journal › Journal article › Communication

  67. 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

  68. Published

    Gensyn med Ginir - etiopisk feltarbejde efter 30 års venten.

    Friis, Ib & Weber, O., 1 Aug 2014, In: Naturhistorier. 2014, 1, p. 13-17

    Research output: Contribution to journal › Journal article › Communication

  69. Published

    Gunnar Seidenfaden (1908-2001): Arctic explorer, ambassador and orchidologist

    Friis, Ib, 2002, In: Taxon. 51, p. 405-411

    Research output: Contribution to journal › Journal article › Communication

  70. Published

    Hunulven og løven

    Friis, Ib, 31 Aug 2012, In: Sfinx. 35, 3, p. 118-123 6 p.

    Research output: Contribution to journal › Journal article › Communication

  71. Published

    Hvor dansk er den danske flora?

    Friis, Ib, 2010, Det fremmede som historisk drivkraft - Danmark efter 1742: Et festskrift til Hendes Majestæt Dronning Margrethe II ved 70-års-fødselsdagen den 16. april 2010. Nielsen, M. A. (ed.). Det Kongelige Danske Videnskabernes Selskab, p. 13-25 13 p.

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

  72. Published

    Impacts of tree plantations in the Ethiopian highland on soil fertility, shoot and root growth, nutrient utilisation and mycorrhizal  colonisation

    Michelsen, Anders, Lisanework N. & Friis, Ib, 1993, In: Forest Ecology and Management. 61, p. 299-324

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

  73. Published

    In Memoriam: Editor-in-Chief of Nordic Journal of Botany Ivan Nielsen, 18 February 1946 - 1 December 2007

    Friis, Ib, 2008, In: Nordic Journal of Botany. 25, 5-6, p. 381-382

    Research output: Contribution to journal › Journal article › Research

  74. Published

    In memoriam - Bertel Hansen (1932-2005)

    Friis, Ib, 2006, In: Taxon. 55, 4, p. 1055-1056

    Research output: Contribution to journal › Journal article › Research

  75. Published

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

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

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

  76. 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

  77. 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

  78. Published

    Introduction

    Friis, Ib, Harbsmeier, M. & Simonsen, Jørgen Bæk, 2013, Early Scientific Expeditions and Local Encounters: New Perspectives on Carsten Niebuhr and ‘The Arabian Journey’ : Proceedings of a Symposium on the Occasion of the 250th Anniversary of the Royal Danish Expedition to Arabia Felix. Friis, I., Harbsmeier, M. & Bæk Simonsen, J. (eds.). København: Det Kongelige Danske Videnskabernes Selskab, p. 7-26 20 p. (Scientia Danica, Series H, Humanistica; No. 4, vol. 2).

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

  79. 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

  80. Published

    Knud Ib Christensen (1955-2012)

    Friis, Ib & Møller, J. D., 2014, In: Taxon. 63, 3, p. 703-704 2 p.

    Research output: Contribution to journal › Journal article › Communication

  81. Published

    Kormofyternes Udvikling

    Frederiksen, S., Friis, Ib & Rasmussen, Finn N., 1986, Botanisk Laboratorium, københavns Universitet. 74 p.

    Research output: Book/Report › Compendium/lecture notes › Education

  82. Published

    Lectotypification of Pelargonium multibracteatrum

    Friis, Ib & Vorster, P., 1995, In: Bothalia. 25, p. 102-104

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

  83. Published

    Luigi Balugani's drawings of African plants from the collection made by James Bruce of Kinnaird on his travels to discover the source of the Nile

    Hulton, P., Hepper, F. N. & Friis, Ib, 1991, New Haven, USA og Rotterdam, Holland: Yale Center for British Art. 316 p.

    Research output: Book/Report › Book › Research

  84. Published

    Mapping the African flora - trends in the development of methods and applications

    Friis, Ib, 1999, African Plants - Biodiversity, taxonomy and uses  - Proceedings of the 1997 AETFAT Congress, Harare, Zimbabwe. Timberlake, J. & Kativu, S. (eds.). Kew, England: Royal Botanic Gardens, p. 131-151

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

  85. Published

    Martin Vahls videnskabelige løbebane i København og betydning for botanikken

    Friis, Ib, 2000, Martin Vahl - 250 års minnet. Jørgensen, P. M. (ed.). Bergen, Norge: Bergen Museum, p. 12-46 (Bergens Museums skrifter, Vol. 7).

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

  86. 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

  87. 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

  88. Published

    Modern pollen rain on an altitudinal range of forests and woodlands in South West Ethiopia

    Bonnefille, R., Buchet, G., Friis, Ib, Ensermu, K. & Mohammed, M. U., 1993, In: Opera Botanica. 121, p. 71-84

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

  89. Published

    Morphology and anatomy of fruits in Pouzolzia (Urticaceae) in relation to taxonomy

    Kravtsova, T. I., Friis, Ib & Wilmot-Dear, C. M., 2003, In: Kew Bulletin. 58, p. 297-327

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

  90. Published

    Morphology and anatomy of fruits in New World Boehmeria in relation to taxonomy

    Kravtsova, T. I., Friis, Ib & Wilmot-Dear, C. M., 2000, In: Kew Bulletin. 55, p. 43-62

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

  91. Published

    Myriader af liv [regnskoven]

    Friis, Ib, 1983, In: Levende Natur - Tidsskrift for international naturbevarelse. 3, p. 3-7

    Research output: Contribution to journal › Journal article › Communication

  92. Published

    Name changes for well known species of Boehmeria (Urticaceae)

    Friis, Ib & Marais, W., 1982, In: Kew Bulletin. 37, p. 163-163

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

  93. Published

    Natural Vegetation of the Flora area

    Sebsebe, D. & Friis, Ib, 2009, Flora of Ethiopia and Eritrea, vol. 8: General part and index to vols 1-7. Hedberg, I., Friis, I. & Persson, E. (eds.). Addis Abeba; Uppsala: National Herbarium, Addis Abeba University, Vol. 8.. p. 27-32

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

  94. Published

    Naturen på Krim

    Friis, Ib & Sjöman, H., 1 Jul 2010, In: Sfinx. 33, 2, p. 96-97 2 p.

    Research output: Contribution to journal › Journal article › Communication

  95. Published

    New Plant Records for the Ethiopian Flora from Benishangul Gumuz Region, Western Ethiopia

    Awas, T., Demissew, S., Nordal, I. & Friis, Ib, 2007, In: Walia. 25, p. 3-11

    Research output: Contribution to journal › Journal article › Research

  96. Published

    New World Pouzozlia and Boehmeria (Urticaceae): a new species and new generic record for Paraguay, Pouzolzia amambaiensis, and additional observations on already described species of both genera

    Wilmot-Dear, C. M. & Friis, Ib, 2011, In: Nordic Journal of Botany. 29, 6, p. 691-695 5 p.

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

  97. Published

    New additions to the Flora of Ethiopia and Eritrea in the families Euphorbiaceae, Fabaceae (Leguminosae), Lamiaceae, Campanulaceae, Eriocaulaceae and Poaceae

    Friis, Ib, Phillips, S. M., Gilbert, M. G., Challen, G., Schrire, B., Demissew, S. & Bidgood, S., 31 Dec 2011, In: Symbolae Botanicae Upsalienses. 35, 2, p. 107-128

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

  98. Published

    New combinations in African Sapindaceae

    Friis, Ib, Vollesen, K. & Verdcourt, B., 1996, In: Kew Bulletin. 51, 4, p. 802

    Research output: Contribution to journal › Journal article › Research

  99. Published

    New combinations in old world Urticaceae

    Friis, Ib, Immelman, K. & Wilmot-Dear, C. M., 1987, In: Nordic Journal of Botany. 7, p. 125-126

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

  100. Published

    New light on R.E.G. Pichi Sermolli’s plants from the Lake Tana expedition in 1937 – an important collection from Ethiopia at the Centro Studi Erbario Tropicale (FT)

    Friis, Ib, 2015, In: Webbia. 70, 1, p. 157-170 14 p.

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

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