Nightcap Oak :: Eidothea hardeniana

Bad at Goodbyes :: Episode 038

On today’s show we learn about the Nightcap Oak, a critically endangered flowering tree native to eastern Australia, in the northeast corner of the state of New South Wales.

• (00:05) Intro
• (02:05) Species Information
• (26:12) Citations
• (28:10) Music
• (35:24) Pledge

For more information about Nightcap Oak conservation and New South Wales rainforest conservation in general, please see the New South Wales National Parks and Wildlife Service at https://www.nationalparks.nsw.gov.au/ and the NGO Rainforest Rescue at https://www.rainforestrescue.org.au.

Research for today’s show was compiled from:

• Australian Journal of Botany v.70, 189-203. Baker Andrew G., Catterall Claudia, Wiseman Matthew (2022) “Rainforest persistence and recruitment after Australia’s 2019–2020 fires in subtropical, temperate, dry and littoral rainforests.” – https://doi.org/10.1071/BT21091
• Australian Plants v.21 no.172. Weston, Peter & Kooyman, Robert. (2002). “Eidothea hardeniana: Botany and ecology of the Nightcap Oak” – https://anpsa.org.au/newsletter/australian-plants-journal-vol19-to-24/
• Ecology and Evolution v.15: e71251. McMaster, E.S., Dimon, R.J., Baker, A.G., Harre, C., Mallee, J., Maric, A., Richards, P., Wiseman, M., Ho, S.Y.W. and Rossetto, M. (2025). “Combining Spatial, Genetic, and Environmental Risk Data to Define and Prioritize In Situ Conservation Units.” – https://doi.org/10.1002/ece3.71251
• The Guardian. Sat 12 Oct 2024. Readfearn, Graham. “They are relics of the Gondwana age but five years after Australia’s black summer these trees are dying a ‘long, slow death’”. – https://www.theguardian.com/australia-news/2024/oct/13/nightcap-national-park-rainforest-trees-age-bushfires-impact
• The IUCN Red List of Threatened Species 2020: e.T112631200A113309140. Forster, P., Ford, A., Griffith, S. & Benwell, A. 2020. “Eidothea hardeniana.” – https://dx.doi.org/10.2305/IUCN.UK.2020-2.RLTS.T112631200A113309140.en
• Journal of Ecology, 93: 906-917. Rossetto, M. and Kooyman, R.M. (2005), “The tension between dispersal and persistence regulates the current distribution of rare palaeo-endemic rain forest flora: a case study.” – https://doi.org/10.1111/j.1365-2745.2005.01046.x
• New South Wales National Parks and Wildlife Service – https://www.nationalparks.nsw.gov.au/conservation-programs/nightcap-oak-conservation-project
• Nightcap oak (Eidothea hardeniana) Conservation Action Plan. New South Wales Environment and Heritage, Department of Planning and Environment, ISBN 978-1-922975-30-0; EHG 2023/0036; January 2023. –