Ib Friis

Ib Friis

Professor, emeritus

ORCID: 0000-0002-2438-1528

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  1. Published

    "Forest trees of north east tropical Africa (Ethiopia, Djibouti and Somalia)" - an atlas project

    Friis, Ib, 1988, In: Missouri Botanic Gardens Monographs. 25, p. 543 - 553

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

  2. Published

    (1883) Proposal to reject the name Ficus taab Forssk. (Moraceae)

    Friis, Ib, 2009, In: Taxon. 58, 1, p. 309-310

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

  3. Published

    (2028) Proposal to conserve the name Stichorkis (Orchidaceae, Malaxideae) with a conserved type

    Schuiteman, A., Pedersen, Henrik Ærenlund & Friis, Ib, 2011, In: Taxon. 60, 5, p. 1521-1522

    Research output: Contribution to journal › Comment/debate › Research › peer-review

  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

    1. Bohmeria Jacq.

    Wilmot-Dear, C. M., Friis, Ib & Monro, A. K., 2015, Flora Mesoamericana: Saururaceae a Zygophyllaceae. Davidse, G., Sousa, M., Knapp, S., Chiang, F., Ulloa, C. U. & Barrie, F. R. (eds.). Missouri Botanical Garden Press, Vol. 2(3). p. 117-123 7 p.

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

  7. 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 proceeding › Book chapter › Research

  8. Published

    100. Sapindaceae

    Friis, Ib & Vollesen, K., 1999, Flora of Somalia: Angiospermae (Tiliaceae-Apiaceae). Thulin, M. (ed.). England: Royal Botanic Gardens, Vol. 2. p. 239-253

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

  9. Published

    101. Ptaeroxylaceae

    Friis, Ib & Vollesen, K., 1999, Flora of Somalia: Angiospermae (Tiliaceae-Apiaceae). Thulin, M. (ed.). England: Royal Botanic Gardens, Vol. 2. p. 254

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

  10. 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 proceeding › Book chapter › Research

  11. Published

    105. Urticaceae

    Friis, Ib, 1989, Flora of Ethiopia: Pittosporaceae to Araliaceae. Hedberg, I. & Edwards, S. (eds.). Addis Ababa & Uppsala: Natonal Herbarium, Vol. 3. p. 302 - 326.

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

  12. Published

    106. Ebenaceae

    Friis, Ib, 2006, Flora of Somalia. Thulin, M. (ed.). Royal Botanic Gardens, Kew: Royal Botanic Gardens, Vol. 3. p. 6-11

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

  13. 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 proceeding › Book chapter › Research

  14. Published

    11. Lauraceae

    Friis, Ib, 1993, Flora of Somalia. Thulin, M. (ed.). Kew, England: Royal Botanic Gardens, Vol. 1. p. 19-20

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

  15. 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 proceeding › Book chapter › Research

  16. Published

    12. Negripteridaceae

    Friis, Ib, 2009, Flora of Ethiopia and Eritrea, Vol. 1: Lycopodiaceae - Pinaceae & Appendix. Hedberg, I., Friis, I. & Persson, E. (eds.). Addis Ababa; Uppsala: National Herbarium, Addis Ababa University, Vol. 1.. p. 46-48

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

  17. Published

    13. Sinopteridaceae

    Friis, Ib, 2009, Flora of Ethiopia and Eritrea, Vol. 1: Lycopodiaceae - Pinaceae & Appendix. Hedberg, I., Friis, I. & Persson, E. (eds.). Addis Abeba; Uppsala: National Herbarium, Addis Abeba University, Vol. 1.. p. 49-66 17 p.

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

  18. 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 proceeding › Book chapter › Research

  19. 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 proceeding › Book chapter › Research

  20. Published

    14. Goniocaulon

    Friis, Ib, 2005, Flora of Ethiopia and Eritrea: Asteraceae (Compositae). Hedberg, I., Friis, I. & Edwards, S. (eds.). Addis Ababa & Uppsala: Addis Abeba University, Vol. 4, 2. p. 42-42

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

  21. Published

    14. Cryptogrammaceae

    Friis, Ib, 2009, Flora of Ethiopia and Eritrea, vol. 1: Lycopodiaceae - Pinaceae & Appendix. Hedberg, I., Friis, I. & Persson, E. (eds.). Addis Abeba; Uppsala: National Herbarium, Addis Abeba University, Vol. 1.. p. 67-68 2 p.

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

  22. Published

    14. Pouzolzia Gaudich.

    Wilmot-Dear, C. M., Friis, Ib & Monro, A. K., 2015, Flora Mesoamericana: Saururaceae a Zygophyllaceae. Davidse, G., Sousa, M., Knapp, S., Chiang, F., Ulloa, C. U. & Barrie, F. R. (eds.). Missouri Botanical Garden Press, Vol. 2(3). p. 161-165

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

  23. Published

    158. Solanaceae

    Friis, Ib, 2007, Flora of Ethiopia and Eritrea.: Gentianaceae to Cyclocheilaceae.. Inga, H., Kelbessa, E., Sue, E., Demissew, S. & Eva, P. (eds.). Uppsala / Addis Ababa: Addis Abeba University, Vol. 8. p. 103-160

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

  24. 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 proceeding › Book chapter › Research

  25. Published

    206. Marantaceae

    Lye, K. A. & Friis, Ib, 1997, Flora of Ethiopia and Eritrea: Hydrocharitaceae to Arecaveae. Edwards, S., Demissew, S. & Hedberg, I. (eds.). Uppsala: Addis Ababa and Uppsala, Vol. 6. p. 335-338

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

  26. Published

    26. Thelypteridaceae

    Friis, Ib, 2009, Flora of Ethiopia and Eritrea, vol. 1: Lycopodiaceae - Pinaceae & Appendix. Hedberg, I., Friis, I. & Persson, E. (eds.). Addis Abeba; Uppsala: National Herbarium, Addis Abeba University, Vol. 1.. p. 107-120 14 p.

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

  27. 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 proceeding › Book chapter › Research

  28. Published

    36. Chenopodiaceae

    Friis, Ib & Gilbert, M. G., 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. 277-298

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

  29. Published

    37. Ephedraceae

    Friis, Ib, 2009, Flora of Ethiopia and Eritrea, vol. 1: Lycopodiaceae - Pinaceae & Appendix. Hedberg, I., Friis, I. & Persson, E. (eds.). National Herbarium, Addis Abeba University, Vol. 1.. p. 184-186 3 p.

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

  30. Published

    38. Chenopodiaceae (incl. Salicorniaceae and Salsolaceae)

    Friis, Ib & Gilbert, M. G., 1993, Flora of Somalia. Thulin, M. (ed.). Kew, England: Royal Botanic Gardens, Vol. 1. p. 127-140

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

  31. Published

    38. Podocarpaceae

    Sebsebe, D. & Friis, Ib, 2009, Flora of Ethiopia and Eritrea, vol. 1: Lycopodiaceae - Pinaceae & Appendix. Hedberg, I., Friis, I. & Persson, E. (eds.). Addis Abeba; Uppsala: National Herbarium, Addis Abeba University, Vol. 1.. p. 187-190 4 p.

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

  32. Published

    39. Cupressaceae

    Friis, Ib, 2009, Flora of Ethiopia and Eritrea, vol. 1: Lycopodiaceae - Pinaceae & Appendix. Hedberg, I., Friis, I. & Persson, E. (eds.). Addis Abeba; Uppsala: National Herbarium, Addis Abeba University, Vol. 1.. p. 193-199

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

  33. Published

    40. Linaceae

    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. 350-354

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

  34. 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 proceeding › Book chapter › Research

  35. Published

    55. Proteaceae

    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. 436-438

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

  36. 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 proceeding › Book chapter › Research

  37. Published

    64. Rhizophoraceae

    Friis, Ib, 1993, Flora of Somalia. Thulin, M. (ed.). Kew, England: Royal Botanic Gardens, Vol. 1. p. 254-258

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

  38. 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 proceeding › Book chapter › Research

  39. 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 proceeding › Book chapter › Research

  40. Published

    81. Moraceae

    Friis, Ib, 1999, Flora of Somalia: Angiospermae (Tiliaceae-Apiaceae). Thulin, M. (ed.). England: Royal Botanic Gardens, Vol. 2. p. 91-104

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

  41. Published

    82. Urticaceae

    Friis, Ib, 1999, Flora of Somalia: Angiospermae (Tiliaceae-Apiaceae). Thulin, M. (ed.). England: Royal Botanic Gardens, Vol. 2. p. 104-109

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

  42. 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 proceeding › Book chapter › Research

  43. Published

    Cypholophus decipiens (Urticaceae) - taxonomy and range of a species often misplaced in Boehmeria

    Wilmot-Dear, C. M. & Friis, Ib, 1998, In: Kew Bulletin. 53, 4, p. 919-927

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

  44. Published

    Dombeya kefaensis, sp.nov. (Sterculiaceae) from SW Ethiopia

    Friis, Ib & Bidgood, S., 1998, In: Nordic Journal of Botany. 18, p. 215-220

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

  45. 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 journal › Journal article › Research

  46. Published

    Dorstenia soerensenii sp. nov. (Moraceae) from SW Ethiopia, and related species

    Friis, Ib, 1974, In: Norwegian Journal of Botany. 21, p. 101-110

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

  47. Published

    Drimia sudanica, nom. nov. (Hyacinthaceae), a rare species of the Sudanian grasslands

    Friis, Ib & Vollesen, K., 1999, In: Nordic Journal of Botany. 19, 2, p. 209-212

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

  48. Published

    Garcinia buxifolia Chiov. is Buxus hildebrandtii Baill. (Buxaceae)

    Friis, Ib, 1985, In: Nordic Journal of Botany. 4, p. 747-748

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

  49. 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

  50. 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 journal › Journal article › Research › peer-review

  51. Published

    Mountain botany: Studies dedicated to Olov Hedberg

    Friis, Ib (ed.), Jonsell, B. (ed.), Nordal, I. (ed.) & Thulin, M. (ed.), 1993, Danmark: Nordic Publications in Botany. 312 p. (Opera Botanica, Vol. 121).

    Research output: Book/Report › Book › Research

  52. Published

    Olea capensis L. (Oleaceae) in north-east and east tropical Africa

    Friis, Ib & Green, P. S., 1986, In: Kew Bulletin. 41, p. 36-36

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

  53. Published

    Pelargonium boranense sp. nov. (Geraniaceae)

    Friis, Ib & Gilbert, M. G., 1976, In: Flowering Plants of Africa. 43, p. Tab. 1705 + 4 pp. text

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

  54. Published

    Sansevieria forsskoliana, a new name for Sansevieria abyssinica

    Friis, Ib, 1995, In: The Sansevieria Journal. 4, p. 3-8

    Research output: Contribution to journal › Journal article › Research

  55. Published

    Sciaplea Rauschert (1982) is a synonym of Dialium L. (1767)

    Friis, Ib, 1984, In: Taxon. 33, p. 505-506

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

  56. Published

    Sesbania melanocaulis, sp.nov. (Leguminosae subfam. Papilionaceae) from SW Ethiopia

    Bidgood, S. & Friis, Ib, 1998, In: Nordic Journal of Botany. 18, 2, p. 209-213

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

  57. 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 journal › Journal article › Research › peer-review

  58. 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

  59. Published

    Commiphora oddurensis Chiov. and C. suffruticosa Teshome (Burseraceae): taxonomy, distribution, ecology and conservation status

    Demissew, S. & Friis, Ib, Dec 2013, In: Webbia. 68, 2, p. 133-145 13 p.

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

  60. 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 journal › Journal article › Research › peer-review

  61. Published

    Cypholophus anisoneurus comb. nov. – an endemic species of Urticaceae from Vanuatu and Solomon Islands hitherto misplaced in Boehmeria

    Wilmot-Dear, C. M. & Friis, Ib, 2010, In: Nordic Journal of Botany. 28, 3, p. 285-287 3 p.

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

  62. Published

    Debregeasia australis sp. nov. (Urticaceae), with a new synopsis of and a new key to the genus

    Wilmot-Dear, C. M. & Friis, Ib, 19 Jun 2012, In: Edinburgh Journal of Botany. 69, 2, p. 301–311 11 p.

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

  63. 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

  64. Published

    Pilea nguruensis (Urticaceea), a new species from the Eastern Arc Mountains, central Tanzania

    Friis, Ib, Darbyshire, I., Wilmot-Dear, C. M. & Luke, W. R. Q., 2015, In: Kew Bulletin. 70, 5 p., 24.

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

  65. Published

    Pouzolzia floresiana (Urticaceae), a new species from Flores, Nusa Tenggara Timur (Lesser Sunda Islands), Indonesia

    Wilmot-Dear, C. M. & Friis, Ib, Jul 2012, In: Edinburgh Journal of Botany. 69, 2, p. 293–299 7 p.

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

  66. Published

    Pouzolzia saxophila sp. nov. (Urticaceae tribe Boehmerieae) from Bahia, Brazil

    Wilmot-Dear, C. M., Friis, Ib & Monro, A. K., 2015, In: Nordic Journal of Botany. 33, 3, p. 354-357 4 p.

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

  67. 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

  68. 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

  69. Published

    A nationwide assesment of the Biodiversity value of Uganda's important Bird Areas Netwok.

    Herbert, T., Kalema, J., Byaruhanga, A., Asasra, J., Ssegawa, P., Balmford, A., Davenport, T., Fjeldså, Jon, Friis, Ib, Pain, D., Derek, P., Williams, P. & Williams, C., 2006, In: Conservation Biology. 20, 1, p. 85-99 14 p.

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

  70. 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 journal › Journal article › Research › peer-review

  71. Published

    A new name in Pouzolzia (Urticaceae)

    Friis, Ib, 1987, In: Kew Bulletin. 42, p. 666-666.

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

  72. Published

    A new species of Boehmeria, B. burgeri Wilmot-Dear, Friis & Kravtsova (Urticaceae), endemic to Costa Rica

    Wilmot-Dear, C. M., Friis, Ib & Kravtsova, T. I., 2003, In: Kew Bulletin. 58, p. 213-218

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

  73. Published

    A new species of Guizotia (Compositae) from NE tropical Africa

    Friis, Ib, 1971, In: Norwegian Journal of Botany. 18, p. 231-234

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

  74. 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 journal › Journal article › Research › peer-review

  75. Published

    A new species of Kanahia (Asclepiadaceae) from Ethiopia, with a reconsideration of the genus

    Field, D., Friis, Ib & Gilbert, M. G., 1986, In: Nordic Journal of Botany. 6, p. 787-792

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

  76. Published

    A new species of Boehmeria (Urticaceae), B. burgeriana Wilmot-Dear, Friis & Kravtsova, endemic to Costa Rica

    Wilmot-Dear, C. M., Friis, Ib & Kravtsova, T. I., 2003, In: Kew Bulletin. 58, 1, p. 213-218 6 p.

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

  77. 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

  78. Published

    A note on effective publication

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

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

  79. Published

    A reconsideration of Pittosporum (Pittosporaceae) in Africa and Arabia

    Friis, Ib, 1987, In: Kew Bulletin. 42, p. 319-335.

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

  80. Published

    A reconsideration of the genera Monotheca and Spiniluma (Sapotaceae)

    Friis, Ib, 1978, In: Kew Bulletin. 33, p. 91-98

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

  81. Published

    A revision of the Stachys aculeolatus group (Labiateae) in tropical Africa

    Friis, Ib, Bjørnstad, I. & Thulin, M., 1971, In: Norwegian Journal of Botany. 18, p. 121-138

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

  82. Published

    A revision of the genus Pilea Lindl. in Africa

    Friis, Ib, 1989, In: Kew Bulletin. 44, p. 557-600

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

  83. Published

    A revision of the tribe Forsskaoleae (Urticaceae)

    Friis, Ib & Wilmot-Dear, C. M., 1988, In: Nordic Journal of Botany. 8, p. 25-59

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

  84. Published

    A synopsis of the Buxaceae in Africa South of the Sahara

    Friis, Ib, 1989, In: Kew Bulletin. 44, p. 293-299

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

  85. Published

    A synopsis of the genus Girardinia Gaud. (Urticaceae)

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

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

  86. Published

    A synopsis of the genus Obetia (Urticaceae)

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

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

  87. 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 journal › Journal article › Research › peer-review

  88. Published

    Addenda to Vol. 2,2: 65. Cucurbitaceae

    Bidgood, S. & 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. 451-452

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

  89. Published

    Addenda to Vol. 2,2: 77. Guttiferae

    Robson, N. & 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. 452

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

  90. Published

    Addenda to Vol. 2,2: 80. Sterculiaceae

    Friis, Ib & Bidgood, S., 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. 453

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

  91. 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 proceeding › Book chapter › Research

  92. Published

    Addenda to Vol. 6: 215. Arecaceae (Palmae)

    Friis, Ib & Edwards, S., 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. 460

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

  93. Published

    Addenda to Vol.3: 95. Fabaceae

    Schrire, B. D., Friis, Ib, Bidgood, S. & Thulin, M., 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. 453-459

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

  94. Published

    Additional notes on Somalian Sapindaceae

    Friis, Ib, 1984, In: Kew Bulletin. 39, p. 779-783

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

  95. 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 journal › Journal article › Research › peer-review

  96. 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 journal › Journal article › Research › peer-review

  97. Published

    Additions to the Flora of Ethiopia

    Friis, Ib & Vollesen, K., 1984, In: Willdenowia. 14, p. 355-371

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

  98. Published

    Additions to the flora of Ethiopia, 2

    Friis, Ib, Gilbert, M. G. & Vollesen, K., 1987, In: Willdenowia. 16, p. 531-564

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

  99. Published

    Aksum - Rom tur/retur

    Friis, Ib, 2005, In: Sfinx. 28, 4, p. 143-149

    Research output: Contribution to journal › Journal article › Communication

  100. Published

    Aksum-Rom tur/retur - de sidste hundrede meter af en senantik steles rejse

    Friis, Ib, 2010, In: Sfinx. 33, 4, p. 156-159

    Research output: Contribution to journal › Journal article › Communication

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