Ib Friis

Ib Friis

Professor, emeritus

ORCID: 0000-0002-2438-1528

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  1. 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

  2. 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

  3. 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

  4. 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

  5. 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

  6. 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

  7. 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

  8. 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

  9. Published

    Den arabiske Rejse

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

    Research output: Contribution to journal › Journal article › Communication

  10. 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

  11. 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

  12. 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

  13. 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

  14. 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

  15. 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

  16. 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

  17. 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

  18. 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

  19. 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

  20. 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

  21. 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

  22. 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

  23. 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

  24. 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

  25. 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

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