Research areas

  1. 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

  2. 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 journalJournal articleResearchpeer-review

  3. 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

  4. 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 journalJournal articleResearchpeer-review

  5. Published

    Hall effect in the normal and flux-flow states of some indium alloys

    Byrnak, B. & Rasmussen, F. B., 1 Oct 1971, In : Physica B: Condensed Matter. 55, p. 357-361 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Studies in the genus Haemanthus (Amaryllidaceae) I. The infrageneric taxonomy

    Friis, Ib & Bjørnstad, I., 1972, In : Norwegian Journal of Botany. 19, p. 187-206

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Studies in the genus Haemanthus (Amaryllidaceae) II. A revision of the section Demeusea (De Wild. & Th. Dur.) Pax & Hoffm. emend Bjørnst. & Friis

    Friis, Ib & Bjørnstad, I., 1972, In : Norwegian Journal of Botany. 19, p. 207 — 222.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. 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 journalJournal articleResearchpeer-review

  9. 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

  10. Published

    Observation of nuclear magnetic order in solid 3He

    Halperin, W. P., Archie, C. N., Rasmussen, F. B., Buhrman, R. A. & Richardson, R. C., 1 Jan 1974, In : Physical Review Letters. 32, 17, p. 927-930 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. 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

  12. Published

    The giant species of Cirsium (Asteraceae) in S Ethiopia

    Friis, Ib, 1975, In : Norwegian Journal of Botany. 22, p. 201 - 207

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    The two alternative systems of nomenclature proposed and used for orchids by Du Petit-Thouars

    Friis, Ib & Rasmussen, Finn N., 1975, In : Taxon. 24, p. 307-318

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Thermodynamic temperature scale derived from measurements of 3He latent heat

    Rasmussen, F. B., Halperin, W. P., Archie, C. N. & Richardson, R. C., 24 Mar 1975, In : Physical Review Letters. 34, 12, p. 718-721 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. 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 journalJournal articleResearchpeer-review

  16. Published

    Omkring en berømt dansk botaniker i Indien [Nathanael Wallich]

    Friis, Ib & Hamann, O. J., 1976, In : Naturens Verden. 1976, 12, p. 393-408

    Research output: Contribution to journalJournal articleCommunication

  17. 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

  18. 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

  19. Published

    Specific heat of normal and superfluid 3He on the melting curve

    Halperin, W. P., Archie, C. N., Rasmussen, F. B., Alvesalo, T. & Richardson, R. C., 1 Mar 1976, In : Physical Review B. Condensed Matter and Materials Physics. 13, p. 2124-2131 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    A reconsideration of the genera Monotheca and Spiniluma (Sapotaceae)

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

    Research output: Contribution to journalJournal articleResearchpeer-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 journalJournal articleResearchpeer-review

  22. Published

    Properties of melting  3He: specific heat, entropy, latent heat and temperature

    Halperin, W. P., Rasmussen, F. B., Archie, C. N. & Richardson, R. C., 1978, In : Journal of Low Temperature Physics. 31, p. 617

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. 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

  24. 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

  25. Published

    Spin polarization of liquid 3He by rapid melting of polarized solid

    Chapellier, M., Frossati, G. & Rasmussen, F. B., 20 May 1979, In : Physical Review Letters. 42, p. 904-907 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  26. 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

  27. Published

    The authority and date of publication of the genus Casuarina (Casuarinaceae) and its type species

    Friis, Ib, 1980, In : Taxon. 29, p. 511-512

    Research output: Contribution to journalJournal articleResearchpeer-review

  28. Published

    The identity of the Ethiopian monotypic genus Tzellemtinia Chiov

    Friis, Ib & Vollesen, K., 1980, In : Botaniska Notiser. 133, p. 347-349

    Research output: Contribution to journalJournal articleResearch

  29. Published

    Production of highly polarized solid 3He in a Pomeranchuk cell

    Rasmussen, F. B., 1 Jul 1980, In : Journal de Physique. Colloques. 41, C7, p. C7: 89-94 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  30. Published

    A note on effective publication

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

    Research output: Contribution to journalJournal articleResearchpeer-review

  31. 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

  32. Published

    Notes on Somalian Sapindaceae

    Friis, Ib, 1981, In : Kew Bulletin. 36, p. 139-141

    Research output: Contribution to journalJournal articleResearchpeer-review

  33. 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

  34. Published

    Superconductivity in (TMTSF)2 ClO4 at zero pressure

    Bechgaard, K., Carneiro, K., Jacobsen, C. S., Olsen, Malte, Rasmussen, F. B. & Rindorf, G., 1 Feb 1981, In : J. Molecul. Crystals and Liquid Crystals. 79, p. 271-275 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  35. Published

    Zero-pressure organic superconductor: Di- (Tetramethyltetraselenafulvalenium)-perchlorate [(TMTSF)2ClO4]

    Bechgaard, K., Carneiro, K., Olsen, Malte, Jacobsen, C. S. & Rasmussen, F. B., 30 Mar 1981, In : Physical Review Letters. 46, 13, p. 852-855 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  36. Published

    Fluctuation-induced first-order nuclear magnetic transition in solid 3He

    Bak, P. & Rasmussen, F. B., 19 May 1981, In : Physical Review B. Condensed Matter and Materials Physics. 23, 9, p. 4538-4540 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  37. Published

    Experiment on the melting pressure of spin polarized He3

    Chapellier, M., Olsen, Malte & Rasmussen, F. B., 1 Aug 1981, In : Physica B: Condensed Matter. 107, 1-3, p. 31-32 2 p.

    Research output: Contribution to journalJournal articleResearch

  38. Published

    What causes the first-order magnetic transition in solid 3He

    Bak, P. & Rasmussen, F. B., 1 Sep 1981, In : Physica B: Condensed Matter. 108, 1-3, p. 849-51 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  39. 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 journalJournal articleResearchpeer-review

  40. Published

    New taxa from the Imatong Mountains, S. Sudan

    Friis, Ib & Vollesen, K., 1982, In : Kew Bulletin. 38, p. 221-228

    Research output: Contribution to journalJournal articleResearchpeer-review

  41. 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

  42. Published

    The identity of Rumicicarpus ramosissimus Chiov. (Tiliaceae)

    Friis, Ib, 1982, In : Nordic Journal of Botany. 2, p. 111-113

    Research output: Contribution to journalJournal articleResearchpeer-review

  43. Published

    The identity of Urera longifolia and U. oligoloba, a supplement to Chew's monograph of Laportea (Urticaceae)

    Friis, Ib, 1982, In : Nordic Journal of Botany. 2, p. 231-233

    Research output: Contribution to journalJournal articleResearchpeer-review

  44. 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

  45. 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

  46. Published

    Myriader af liv [regnskoven]

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

    Research output: Contribution to journalJournal articleCommunication

  47. Published

    Note on the botanical collections of Pehr Forsskål

    Friis, Ib, 1983, In : Kew Bulletin. 38, p. 457-467

    Research output: Contribution to journalJournal articleResearchpeer-review

  48. Published

    Phytogeography of the tropical north-East African mountains (Ethiopia, Djibouti, Somalia)

    Friis, Ib, 1983, In : Bothalia. 14, p. 525-532

    Research output: Contribution to journalJournal articleResearchpeer-review

  49. 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

  50. Published

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

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

    Research output: Contribution to journalJournal articleResearchpeer-review

  51. 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

  52. 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

  53. Published

    Additional notes on Somalian Sapindaceae

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

    Research output: Contribution to journalJournal articleResearchpeer-review

  54. Published

    Additions to the Flora of Ethiopia

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

    Research output: Contribution to journalJournal articleResearchpeer-review

  55. 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

  56. 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

  57. 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

  58. Published

    The spelling of Pehr Forsskål's family name

    Friis, Ib & Thulin, M., 1984, In : Taxon. 33, p. 668-672

    Research output: Contribution to journalJournal articleResearchpeer-review

  59. 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

  60. Published

    Validity of names published by Forsskål and Aublet

    Friis, Ib, Brummitt, R. K., Hepper, F. N., Jeffrey, C., Taylor, N. P., Verdcourt, B., Howard, R. A. & Nicolson, D. H., 1984, In : Taxon. 33, p. 495-496

    Research output: Contribution to journalJournal articleResearchpeer-review

  61. Published

    High-field 3He-F interaction at the surface of fluorocarbon spheres

    Schuhl, A., Chapellier, M. & Rasmussen, F. B., 1 Dec 1984, In : Journal of Low Temperature Physics. 57, 5-6, p. 483-499 17 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  62. 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 journalJournal articleResearchpeer-review

  63. Published

    Notes on the Somalian species of Ficus (Moraceae)

    Friis, Ib, 1985, In : Nordic Journal of Botany. 5, p. 331-333

    Research output: Contribution to journalJournal articleResearchpeer-review

  64. Published

    Orchids

    Rasmussen, Finn N., 1985, The families of the Monocotyledons. Dahlgren, R., Clifford, H. T. & Yeo, P. F. (eds.). Berlin, p. 249-274 26 p.

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

  65. Published

    The identity of Hypseloderma jubense (Sapindaceae)

    Friis, Ib & Vollesen, K., 1985, In : Kew Bulletin. 40, p. 859-861

    Research output: Contribution to journalJournal articleResearchpeer-review

  66. Published

    The identity of E. Chiovenda's Somalian Sapotaceae

    Friis, Ib, 1985, In : Kew Bulletin. 40, p. 395-398

    Research output: Contribution to journalJournal articleResearchpeer-review

  67. 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 journalJournal articleResearchpeer-review

  68. 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 journalJournal articleResearchpeer-review

  69. Published

    Concurrent solution of the stereo correspondence problem and the surface reconstruction problem

    Olsen, Søren Ingvor, 1986, Proceedings of the 8th International Conference on Pattern Recognition, CVPR. Paris, p. 1038-1040 3 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  70. Published

    Ethiopia in regional phytogeography

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

    Research output: Contribution to journalJournal articleResearchpeer-review

  71. 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

  72. Published

    Proposal to amend the International Code of Botanical Nomenclature: Proposal to replace Art. 42.2 with new Art. 42.2 and Art. 42.3

    Friis, Ib, 1986, In : Taxon. 35, p. 400-403

    Research output: Contribution to journalJournal articleResearchpeer-review

  73. 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

  74. Published

    The botanical identity of Mimusops in ancient Egyptian tombs

    Friis, Ib, Hepper, F. N. & Gasson, P., 1986, In : Journal of Egyptian Archaeology. 72, p. 201-204

    Research output: Contribution to journalJournal articleResearchpeer-review

  75. Published

    The forest vegetation of Ethiopia

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

    Research output: Contribution to journalJournal articleResearchpeer-review

  76. 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

  77. Published

    The typification and identity of three species of Parietaria L. (Urticaceae), ostensibly described from South Africa

    Friis, Ib, 1986, In : Taxon. 35, p. 701-705

    Research output: Contribution to journalJournal articleResearchpeer-review

  78. 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

  79. 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

  80. Published

    Zonation of Forest Vegetation on the South Slope of Bale Mountains, South Ethiopia

    Friis, Ib, 1986, In : SINET- An Ethiopian Journal of Science.. 9 (suppl:Proc of 2nd Int Symp, Flora Eth, p. 29-44

    Research output: Contribution to journalJournal articleResearch

  81. Published

    A new name in Pouzolzia (Urticaceae)

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

    Research output: Contribution to journalJournal articleResearchpeer-review

  82. Published

    A reconsideration of Pittosporum (Pittosporaceae) in Africa and Arabia

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

    Research output: Contribution to journalJournal articleResearchpeer-review

  83. 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 journalJournal articleResearchpeer-review

  84. Published

    Metabolic and cardiovascular responses to epinephrine in diabetic autonomic neuropathy

    Hilsted, J., Richter, Erik A., Madsbad, Sten, Tronier, B., Christensen, N. J., Hildebrandt, P., Damkjær, M. & Galbo, Henrik, 1987, In : New England Journal of Medicine. 317, 7, p. 421-426 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  85. 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

  86. Published

    Plants in Peril 11. (Dorstenia gypsophila, Moraceae)

    Friis, Ib, 1987, In : Curtis's Botanical Magazine. 4, p. 97-101

    Research output: Contribution to journalJournal articleCommunication

  87. 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

  88. Published

    Field dependence of relaxation rates in 3He-plus-substrate systems

    Geng, Q., Olsen, Malte & Rasmussen, F. B., 1 Jan 1987, In : Japanese Journal of Applied Physics. 26, 3, Part 1, p. 329-330 2 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  89. Published

    Heating effects in polarization experiments with condensed 3He

    Geng, Q. & Rasmussen, F. B., 1 Jun 1987, In : Journal of Low Temperature Physics. 67, 5-6, p. 441-451 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  90. 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 journalJournal articleResearchpeer-review

  91. 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 journalJournal articleResearchpeer-review

  92. 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 journalJournal articleResearchpeer-review

  93. Published

    Leaf Anatomy of Oreobolus R. Br. and Schoenoides Seberg (Cyperaceae)

    Seberg, Ole, 1988, In : Botanische Jahrbücher für Systematic. 110, p. 187-214

    Research output: Contribution to journalJournal articleResearchpeer-review

  94. 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

  95. Published

    Selective crustal contamination: An example from the Tertiary gabbroic macrodykes, Kangerdlugssuaq, East Greenland

    Lesher, C. E., Blichert-Toft, J. & Rosing, Minik Thorleif, 1988, In : EOS : Transactions. 69, p. 1 1 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  96. Published

    Magnetization-dependent viscosity in brute-force-polarized liquid 3He

    Vermeulen, G. A., Schuhl, A., Joffrin, J., Frossati, G., Chapellier, M. & Rasmussen, F. B., 30 May 1988, In : Physical Review Letters. 60, 22, p. 2315-2318 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  97. 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

  98. 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 proceedingBook chapterResearch

  99. 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

  100. Published

    A Biometrical Analysis of the Elymus glaucescens Complex (Poaceae, tribus Triticeae)

    Seberg, Ole, 1989, In : Plant Systematics and Evolution. 166, p. 91-104

    Research output: Contribution to journalJournal articleResearchpeer-review

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