Niels Jacobsen

Niels Jacobsen

Professor, emeritus


  1. 2022
  2. Published

    On the identity of Cryptocoryne pygmaea (Araceae) from Western Mindanao and the description of a new species from the islands of Palawan and Busuanga

    Naive, M. A. K., Bastmeijer, J. D. & Jacobsen, Niels, 2022, In: Phytotaxa. 572, 3, p. 295-300 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Stories from the Mekong, part 3. Cryptocoryne (Araceae) habitats in the Kok River, Chiang Rai Province, Northern Thailand

    Idei, T., Maneeanakekul, S. & Jacobsen, Niels, 2022, In: Aroideana. 45, 1, p. 281-295 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    The habitats of Cryptocoryne (Araceae) in the Chao Phraya River system: The Nan River and the Yom River in northern Thailand

    Idei, T., Jacobsen, Niels & Maneeanakekul, S., 2022, In: Aroideana. 45, 1, p. 267-280 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. 2021
  6. Published

    Josef Bogner — and the genus Cryptocoryne

    Jacobsen, Niels, 2021, In: Aroideana. 44, 1, p. 82-109

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Molecular evidence of the hybrid origin of Cryptocoryne xpurpurea Ridl. nothovar. purpurea (Araceae)

    Rosazlina, R., Jacobsen, Niels, Ørgaard, Marian & Othman, A. S., 2021, In: PLoS ONE. 16, 1, 14 p., 0239499.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Neue Veröffentlichungen über Cryptocoryne-Hybriden aus dem Süden West-Malaysias

    Jacobsen, Niels & Muth, H. (Translator), 2021, In: Aqua Planta. 1, p. 13-19 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. 2020
  10. Published

    Cryptocoryne hybrids (Araceae) 2: Two Cryptocoryne (Araceae) hybrids from southern Peninsular Malaysia

    Jacobsen, Niels, Bastmeijer, J. D., Jensen, Karen Rysbjerg, Othman, A. S. & Ørgaard, Marian, 2020, In: Aroideana. 43, 1&2, p. 240-254 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Cryptocoryne hybrids (Araceae) 3: Hybrids between Cryptocoryne cordata and Cryptocoryne nurii from southern Peninsular Malaysia

    Jacobsen, Niels, Bastmeijer, J. D., Ganapathy, H., Ipor, I., Jensen, Karen Rysbjerg, Komala, T., Mangsor, K. N. A., Othman, A. S., Rosazlina, R., Siow, J. & Ørgaard, Marian, 2020, In: Aroideana. 43, 1&2, p. 255-284 30 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Cryptocoryne hybrids (Araceae) 4: A Cryptocoryne hybrid from the Meratus mountains, South Kalimantan, Indonesia

    Wongso, S., Bastmeijer, J. D., Idei, T., Jensen, Karen Rysbjerg, Ørgaard, Marian & Jacobsen, Niels, 2020, In: Aroideana. 43, 1&2, p. 285-298 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    Cryptocoryne-Hybriden (Araceae): Cryptocoryne x ikezewaldiae und C. x agusii, zwei neue Hybriden aus West-Kalimantan, Indonesien

    Wongso, S., Bastmeijer, J. D., Hendrik, Jensen, Karen Rysbjerg, Kishi, H., Ørgaard, Marian, Takahashi, N. & Jacobsen, Niels, 2020, In: Aqua Planta. 45, 2, p. 44-57 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

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ID: 32042022