Jørn Middelborg, Norwegian lichenologist
- Botanical Garden and Museum, University of Oslo, Trondheimsveien 23B, N-0562 Oslo 5, Norway. (address in 1987)
IPNI standard form: Middelb.
(List may be incomplete)
- Middelborg, J. (1988) Notes on the chemistry of some Lecidea species from Norway. - Graphis Scripta 2(1): 1–5. **[RLL List # 135 / Rec.# 12769] - (Recent Literature on Lichens)** (Web site)
- Middelborg, J. and Mattsson, J. (1987) Crustaceous lichenized species of the Caliciales in Norway. - Sommerfeltia 5: 1–70. **[RLL List # 134 / Rec.# 12768] - (Recent Literature on Lichens)** (Abstract)