Ib Friis

Ib Friis

Professor, emeritus

ORCID: 0000-0002-2438-1528

Publication year:
All
341 - 350 out of 354Page size: 10
  1. 1976
  2. 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 journal › Journal article › Communication

  3. Published

    Progress made in the botanical exploration of Africa: Ethiopia

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

    Research output: Contribution to journal › Journal article › Research

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

  5. 1975
  6. 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

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

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

  9. 1974
  10. 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

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

  12. 1972
  13. 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 journal › Journal article › Research › peer-review

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

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