Research areas

  1. Published

    Alfred Hansen, 1925-2008

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

    Research output: Contribution to journalComment/debateResearch

  2. Published

    The future of East African scientific and reference collections of animals and plants

    Friis, Ib, 2008, In: African Journal of Ecology. 46, Suppl. 1, p. 120-121

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    The Flora of Ethiopia and Eritrea project concluded with a fourth Flora of Ethiopia and Eritrea-symposium held in Uppsala, Sweden

    Friis, Ib, 2009, In: Webbia. 64, 2, p. 267-270 4 p.

    Research output: Contribution to journalJournal articleResearch

  4. Published

    116. Solanaceae - 7. Solanum, sections 2-9

    Friis, Ib, 2006, Flora of Somalia. Thulin, M. (ed.). Royal Botanic Gardens, Kew: Royal Botanic Gardens, Vol. 3. p. 208-219

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  5. Published

    107. Sapotaceae

    Friis, Ib, 2006, Flora of Somalia. Thulin, M. (ed.). Royal Botanic Gardens, Kew: Royal Botanic Gardens, Vol. 3. p. 12-18

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  6. Published

    Variation in Macaranga capensis (Euphorbiaceae)

    Friis, Ib & Gilbert, M. G., 1986, In: Kew Bulletin. p. 68-68

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Studies in tropical African Urticaceae and Moraceae

    Friis, Ib, 1984, Uppsala, Sverige: Anacapri. 40 p. (Acta Universitatis Uppsaliensis, Vol. 761.).

    Research output: Book/ReportDoctoral thesisResearch

  8. Published

    The wild populations of Coffea arabica L. and the cultivated coffee

    Friis, Ib, 1979, Taxonomic Aspects of African Economic Botany: Proceedings of the IXth Plenary Meeting of AETFAT.. Kunkel, G. (ed.). Las Palmas de Gran Canaria., p. 63-68

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  9. Published

    Linociera giordanoi (Oleaceae) - the correct name for a widespread African species

    Friis, Ib, 1975, In: Kew Bulletin. 30, p. 16-16

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    A new species of Haemanthus (Amaryllidaceae) from SW Ethiopia

    Friis, Ib & Bjørnstad, I., 1971, In: Norwegian Journal of Botany. 18, p. 227-230

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. 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 proceedingBook chapterResearch

  12. Published

    135. Sapotaceae

    Friis, Ib, 2003, Flora of Ethiopia and Eritrea: Apiaceae to Dipsacaceae. Thulin, M. (ed.). Addis Ababa & Uppsala: Addis Abeba University, Vol. 4, 1. p. 54-63

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  13. 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 journalJournal articleResearchpeer-review

  14. Published

    Additional observations on Dombeya kefaensis (Sterculiaceae) and the diversity of Dombeya in SW Ethiopia

    Friis, Ib & Bidgood, S., 2001, In: Nordic Journal of Botany. 21, p. 337-340

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. 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 journalJournal articleResearchpeer-review

  16. Published

    72. Myrtaceae

    Friis, Ib, 1995, Flora of Ethiopia and Eritrea: Canellaceae to Euphorbiaceae. Edwards, S., Tadesse, M. & Hedberg, I. (eds.). Addis Ababa and Uppsala: National Herbarium, Addis Ababa Univerity, and Inst. för Systematisk Botanik, Uppsala University, Vol. 2, 2. p. 71-106

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  17. Published

    Oversigt over Botanisk Haves Plantesamling

    Friis, Ib & Edlefsen, L. B., 1970, Københavns Universitets Fond til tilvejebringelse af læremidler. 101 p.

    Research output: Book/ReportBookEducation

  18. Published

    86. Pittosporaceae

    Friis, Ib, 1989, Flora of Ethiopia: Pittosporaceae to Araliaceae. Hedberg, I. & Edwards, S. (eds.). Addis Ababa & Uppsala: National Herbarium, Vol. 3. p. 1-3.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  19. 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 proceedingArticle in proceedingsResearch

  20. Published

    The identity of Chiovenda's species of Olea (Oleaceae)

    Friis, Ib, 1987, In: Kew Bulletin. 42, p. 586 1 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. 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 journalJournal articleResearchpeer-review

  22. 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/ReportAnthologyResearchpeer-review

  23. 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 journalJournal articleResearchpeer-review

  24. Published

    Crotalaria trifoliolata (Leguminosae: Papilionoideae), a previously incompletely known Ethiopian endemic rediscovered after 120 years

    Friis, Ib & Weber, O., 2014, In: Kew Bulletin. 69, 4, 9 p., 9536.

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    Alchornea cordifolia (Schumach. & Thonn.) Muell. Arg. (Euphorbiaceae), a disjunct Guineo-Congolian tree found in Ethiopia as dominant in riverine forest.

    Friis, Ib & Harris, T., Dec 2013, In: Webbia. 68, 2, p. 147-154 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  26. Published

    The Rolf Dahlgren-prize for 2014 awarded to Vicki Funk

    Friis, Ib, 2015, In: Taxon. 64, 2, p. 405 1 p.

    Research output: Contribution to journalJournal articleResearch

  27. Published

    Omslaget - Storblomstret gederams

    Friis, Ib, 4 Oct 2012, Grønlands fascinationskraft - Fortællinger om polarforskningen: Et festskrift til Hendes Majestæt Dronning Margrethe II ved 40-års-regeringsjubilæet 2012. Nielsen, M. A. (ed.). København: Det Kongelige Danske Videnskabernes Selskab, p. 9 1 p.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterCommunication

  28. Published

    Hunulven og løven

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

    Research output: Contribution to journalJournal articleCommunication

  29. Published

    The forest vegetation of Ethiopia

    Friis, Ib, 1986, In: Symbolae Botanicae Uppsaliensis. 26, p. 31-47

    Research output: Contribution to journalJournal articleResearchpeer-review

  30. Published

    Rafinesque's Valentiana volubilis, and the early botanical collections from Ethiopia

    Friis, Ib, 1986, In: Taxon. 35, p. 358-361

    Research output: Contribution to journalJournal articleResearchpeer-review

  31. Published

    The genus Urera Gaud. (Urticaceae) in eastern tropical Africa

    Friis, Ib, 1986, In: Nordic Journal of Botany. 5, p. 547-553

    Research output: Contribution to journalJournal articleResearchpeer-review

  32. Published

    The acaulescent and succulent species of Dorstenia sect. Kosaria (Moraceae) from NE tropical Africa and Arabia

    Friis, Ib, 1983, In: Nordic Journal of Botany. 3, p. 533-538

    Research output: Contribution to journalJournal articleResearchpeer-review

  33. Published

    The typification of Forsskaolea viridis Ehrenb. ex Webb (Urticaceae)

    Friis, Ib, 1982, In: Taxon. 31, p. 727-729

    Research output: Contribution to journalJournal articleResearchpeer-review

  34. Published

    A synopsis of the genus Girardinia Gaud. (Urticaceae)

    Friis, Ib, 1981, In: Kew Bulletin. 36, p. 143-157

    Research output: Contribution to journalJournal articleResearchpeer-review

  35. Published

    Proposal to conserve the generic name Hagenia J. F. Gmel. over Bankesia Bruce (Rosaceae)

    Friis, Ib, Hepper, F. N. & Jansen, P. C. M., 1980, In: Taxon. 29, p. 511-512

    Research output: Contribution to journalJournal articleResearchpeer-review

  36. Published

    Progress made in the botanical exploration of Africa: Ethiopia

    Friis, Ib, 1976, In: Boissiera. 24, p. 599-599

    Research output: Contribution to journalJournal articleResearch

  37. Published

    Studies in the genus Haemanthus (Amaryllidaceae) III. A revision of the sections Gyaxis and Nerissa

    Friis, Ib & Bjørnstad, I., 1974, In: Norwegian Journal of Botany. 21, p. 243-275

    Research output: Contribution to journalJournal articleResearchpeer-review

  38. Published

    Ten proposals to amend the Code, and Report of the Special Committee on Binary Combinations

    Friis, Ib, 1992, In: Taxon. 42, p. 343-350

    Research output: Contribution to journalJournal articleResearchpeer-review

  39. 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/ReportBookResearch

  40. Published

    52. Pittosporaceae

    Friis, Ib, 1993, Flora of Somalia. Thulin, M. (ed.). Kew, England: Royal Botanic Gardens, Vol. 1. p. 202-203

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  41. 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 proceedingBook chapterResearch

  42. Published

    134. Ebenaceae

    Friis, Ib & White, F., 2003, Flora of Ethiopia and Eritrea: Apiaceae to Dipsacaceae. Hedberg, I., Edwards, S. & Nemomissa, S. (eds.). Addis Ababa & Uppsala: Addis Abeba University, Vol. 4, 1. p. 49-53

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  43. Published

    Vej til imperiets fjerneste kyst

    Friis, Ib, 2004, In: 1066 Tidsskrift for Historie. 34, 4, p. 16-28

    Research output: Contribution to journalJournal articleCommunication

  44. Published

    18. Pandakia (Moq.) Hook. f. in C. Towsend, 37. Amaranthaceae

    Friis, Ib, 2000, Flora of Ethiopia and Eritrea: Magnoliaceae-Flacourtiaceae. Edwards, S., Tadesse, M., Demissew, S. & Hedberg, I. (eds.). Uppsala, Sweden & Addis Ababa, Ethiopia: University of Uppsala, Vol. 2, 1. p. 331-332

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  45. Published

    Urticaceae

    Friis, Ib & Immelman, K. L., 2001, Flora of Southern Africa. Germishuizen, G. (ed.). Pretoria, South Africa: National Botanical Institute, Vol. 9. p. 1-36

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  46. Published

    Three Symposia on the Flora of Ethiopia and Eritrea

    Friis, Ib, 2001, In: Biologiske Skrifter (Biological Series). 54, p. 5-11

    Research output: Contribution to journalJournal articleResearch

  47. Published

    Selection of appropriate species and management methods in tree planting: case studies from Ethiopia

    Friis, Ib & Michelsen, Anders, 1996, The Sahel - International Environmental Conventions, Health and Environment, Afforestation and Environment. Serien C. Occacional Papers nr. 3. København, p. 101-117

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  48. Published

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

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

    Research output: Contribution to journalJournal articleCommunication

  49. Published

    Proposal to reject the name Pentocnide so as to maintain Phenax (Urticaceae)

    Friis, Ib & Wilmot-Dear, C. M., 1997, In: Taxon. 46, p. 773-774

    Research output: Contribution to journalJournal articleResearchpeer-review

  50. Published

    Patterns of plant diversity and endemism in the Horn of Africa

    Friis, Ib, Thulin, M., Adsersen, Henning Emil & Bürger, A. C., 2005, In: Biologiske Skrifter (Biological Series). 55, p. 289-314

    Research output: Contribution to journalJournal articleResearchpeer-review

  51. 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 journalJournal articleCommunication

  52. Published

    104. Moraceae

    Friis, Ib, 1989, Flora of Ethiopia:  Pittosporaceae to Araliaceae. Hedberg, I. & Edwards, S. (eds.). Addis Ababa & Uppsala: National Herbarium, Vol. 3. p. 271-301.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  53. 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 proceedingBook chapterCommunication

  54. 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 journalJournal articleResearchpeer-review

  55. 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 journalJournal articleCommunication

  56. 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 journalJournal articleResearchpeer-review

  57. 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 journalJournal articleCommunication

  58. Published

    Diagnose eller typeeksemplar? - Botaniske artsnavne mellem essentialisme og empiri

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

    Research output: Contribution to journalJournal articleResearch

  59. Published

    The Tropical East African Urticaceae as a sample plant biodiversity study: What does it show about taxa, habitats, existing scientific collections and protected areas?

    Friis, Ib, 2008, In: African Journal of Ecology. 46, Suppl. 1, p. 122-124

    Research output: Contribution to journalJournal articleResearchpeer-review

  60. Published

    Proposal to amend the International Code of Botanical Nomenclature: (93) The problem of non-binary species-names in works published after 1 May 1753, with a proposal to amend ICBN

    Friis, Ib & Jeffrey, C., 1986, In: Taxon. 3, p. 397-400

    Research output: Contribution to journalJournal articleResearchpeer-review

  61. Published

    Two new taxa and a new combination in Urticaceae for the Flora Zambesiaca

    Friis, Ib, 1986, In: Boletim da Sociedade Broteriana, Sér. 2,. 58, p. 201-214

    Research output: Contribution to journalJournal articleResearchpeer-review

  62. Published

    A new arborescent species of Croton (Euphorbiaceae) from the semi evergreen forests of S Somalia and E Kenya

    Friis, Ib & Gilbert, M. G., 1984, In: Nordic Journal of Botany. 4, p. 327-331.

    Research output: Contribution to journalJournal articleResearchpeer-review

  63. 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 journalJournal articleResearchpeer-review

  64. Published

    A synopsis of the genus Obetia (Urticaceae)

    Friis, Ib, 1983, In: Kew Bulletin. 38, p. 221-228

    Research output: Contribution to journalJournal articleResearchpeer-review

  65. Published

    Studies in the flora and vegetation of SW Ethiopia

    Friis, Ib, Rasmussen, Finn N. & Vollesen, K., 1982, In: Opera Botanica. 63, p. 1-70

    Research output: Contribution to journalJournal articleResearchpeer-review

  66. Published

    A note on effective publication

    Friis, Ib & Dahlgren, R., 1981, In: Taxon. 30, p. 499-501

    Research output: Contribution to journalJournal articleResearchpeer-review

  67. Published

    The taxonomy and distribution of Mimusops laurifolia (Sapotaceae)

    Friis, Ib, 1981, In: Kew Bulletin. 35, p. 785-792

    Research output: Contribution to journalJournal articleResearchpeer-review

  68. Published

    Nordiske Botanikere og deres orkideer: Natanael Wallich, 2.del

    Friis, Ib, 1991, In: Orchideer. 12, 9, p. 204-207

    Research output: Contribution to journalJournal articleCommunication

  69. Published

    Warmings "Frøplanterne" - en forrygende succes

    Friis, Ib, 1992, In: URT (Særnummer "Eug. Warming og botanikken). 1991: 5, p. 11-23

    Research output: Contribution to journalJournal articleCommunication

  70. Published

    Additional observations on forests and forest trees of northeast tropical Africa (Ethiopia, Djibouti and Somalia)

    Friis, Ib, 1993, In: Opera Botanica. 121, p. 119-124

    Research output: Contribution to journalJournal articleResearchpeer-review

  71. Published

    3. Lauraceae

    Friis, Ib, 2000, Flora of Ethiopia and Eritrea: Magnoliaceae-Flacourtiaceae. Edwards, S., Tadesse, M., Demissew, S. & Hedberg, I. (eds.). Uppsala, Sweden & Addis Ababa, Ethiopia: University of Uppsala, Vol. 2, 1. p. 14-17

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  72. Published

    77. Buxaceae

    Friis, Ib, 1999, Flora of Somalia: Angiospermae (Tiliaceae-Apiaceae). Thulin, M. (ed.). England: Royal Botanic Gardens, Vol. 2. p. 83-85

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  73. 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 proceedingBook chapterResearch

  74. Published

    60. Canellaceae

    Friis, Ib, 1995, Flora of Ethiopia and Eritrea: Canellaceae to Euphorbiaceae. Edwards, S., Tadesse, M. & Hedberg, I. (eds.). Addis Ababa and Uppsala: National Herbarium, Addis Ababa University, Vol. 2, 2. p. 1

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  75. 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 journalJournal articleResearchpeer-review

  76. 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 proceedingBook chapterResearch

  77. Published
  78. 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 journalJournal articleResearchpeer-review

  79. 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 proceedingBook chapterResearchpeer-review

  80. Published

    Svend Thorkild Andersen. 12. september 1926 - 8. februar 2009

    Friis, Ib, 2011, Oversigt over Selskabets Virksomhed 2009-2010. Det Kongelige Danske Videnskabernes Selskab, Vol. 2009-2010. p. 174-186 13 p. (Kongelige Danske Videnskabernes Selskab. Oversigt over Selskabets Virksomhed, Vol. 2009/2010).

    Research output: Chapter in Book/Report/Conference proceedingReport chapterCommunication

  81. 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 proceedingBook chapterCommunication

  82. 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 journalJournal articleResearchpeer-review

  83. Published

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

    Friis, Ib, 3 Jan 2017

    Research output: Other contributionNet publication - Internet publicationCommunication

  84. 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 journalJournal articleCommunication

  85. 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 proceedingBook chapterCommunication

  86. 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 proceedingBook chapterCommunication

  87. Published

    Proposal to conserve 1648 Graphorkis Du Petit-Thouars (1804 - Orchidaceae) with a conserved type

    Friis, Ib & Rasmussen, Finn N., 1984, In: Taxon. 33, p. 114-116

    Research output: Contribution to journalJournal articleResearchpeer-review

  88. Published

    A synopsis of the genus Pouzolzia Gaud. (Urticaceae) in tropical Africa

    Friis, Ib & Jellis, S., 1984, In: Kew Bulletin. 39, p. 587-601

    Research output: Contribution to journalJournal articleResearchpeer-review

  89. Published

    Validation of names of new species by reference to previously published descriptions of new genera without valid species names

    Friis, Ib, 1984, In: Taxon. 33, p. 301-308

    Research output: Contribution to journalJournal articleResearchpeer-review

  90. Published

    Dombeya torrida, the correct name for James Bruce's "Walkuffa"

    Friis, Ib & Hepper, F. N., 1979, In: Botaniska Notiser. 132, p. 397-398

    Research output: Contribution to journalJournal articleResearch

  91. Published

    Studies in the genus Haemanthus (Amaryllidaceae) IV. Division of the genus into Haemanthus s. str. and Scadoxus, with notes on Haemanthus s. str

    Friis, Ib & Nordal, I., 1976, In: Norwegian Journal of Botany. 23, p. 63-77

    Research output: Contribution to journalJournal articleResearchpeer-review

  92. Published

    Skovene på Afrikas Horn

    Friis, Ib, 1993, Carlsbergfondet - Frederiksborgmuseet - Ny Carlsbergfondet. Årskrift 1993. København: Projekt EDB I Undervisningen, p. 9-21

    Research output: Chapter in Book/Report/Conference proceedingBook chapterCommunication

  93. Published

    Addenda to Vol. 3: 105. Urticaceae

    Friis, Ib, 2000, Flora of Ethiopia and Eritrea: Magnoliaceae-Flacourtiaceae. Edwards, S., Tadesse, M., Demissew, S. & Hedberg, I. (eds.). Uppsala, Sweden & Addis Ababa, Ethiopia: University of Uppsala, Vol. 2, 1. p. 459-460

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  94. Published

    10. Berberidaceae

    Friis, Ib, 2000, Flora of Ethiopia and Eritrea: Magnoliaceae-Flacourtiaceae. Edwards, S., Tadesse, M., Demissew, S. & Hedberg, I. (eds.). Uppsala, Sweden & Addis Ababa, Ethiopia: University of Uppsala, Vol. 2, 1. p. 41

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  95. Published

    Urticaceae

    Friis, Ib & Jørgensen, P. M., 1999, Catalogue of the Vascular Plants of Ecuador. Jørgensen, P. M. & León-Yánez, S. (eds.). St. Louis, Missouri, USA: Missouri Botanical Garden, p. 930-934, 956

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  96. 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 journalJournal articleResearchpeer-review

  97. Published

    New taxa and combinations in tropical African Pilea (Urticaceae)

    Friis, Ib, 1988, In: Kew Bulletin. 44, p. 648-648

    Research output: Contribution to journalJournal articleResearchpeer-review

  98. Published

    Notes on the vegetation of the southernmost Somalia, with some additions to the flora

    Friis, Ib & Vollesen, K., 1989, In: Willdenowia. 18, p. 455-477

    Research output: Contribution to journalJournal articleResearchpeer-review

  99. Published

    Urticaceae

    Friis, Ib, 1989, Flora of Tropical East Africa: Urticaceae. Polhill, R. M. & Polhill, D. (eds.). Rotterdam: A.A. Balkema, 65 p.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  100. 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 journalJournal articleResearchpeer-review