Elaeocarpus blascoi Weibel (1972:16)
Rudrakhsa tree, Blascoi('s) elaeocarpus
Taxonomy & Nomenclature
Conservation Status
Last (and only) record: 1967 (Raveendran, 2022)
Rediscovered in 2000 (Raveendran, 2022)
IUCN RedList status: Critically Endangered
Distribution
Tamil Nadu, Western Ghats, India
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Weibel, R. (1972). Deuxespeces nouvelles du genere Elaeocarpus provenant des montagnes du sed del’ Inde. Condollea 27(1): 15-19.
Other references:
Coode M. J. E. (2004). Elaeocarpaceae. In: Kubitzki, K. (ed.), Flowering Plants: Dicotyledons. The Families and Genera of Vascular Plants, Springer, Berlin, Heidelberg.
Govaerts, R. (2001). World Checklist of Seed Plants Database in ACCESS E-F: 1-50919.
Irudhayaraj, D. F. and Ramasubbu, R. (2014). The lonely endemic Palni Hills Rudraksha Tree Elaeocarpus blascoi Weibel (Magnoliopsida: Malvales: Elaeocarpaceae), Tamil Nadu, India. Journal of Threatened Taxa 6(11): 6473-6476. https://doi.org/10.11609/jott.1622.6473-6476
Mao, A. A. and Dash, S. S. (2020). Flowering Plants of India an Annotated Checklist (Dicotyledons) 1: 1-970. Botanical Survey of India.
Nayar, M. P. and Sastry, A. R. K. (eds.). (1990, reprinted 2000). Red Data Book of Indian Plants. Volume 3. Calcutta: Botanical Survey of India. 271 pp., 8 pls. [p. 111]
Oldfield, Sara, Lusty, Charlotte and MacKinven, Amy (compilers). (1998). The World List of Threatened Trees. Cambridge, U.K.: World Conservation Press. 650 pp. [p. 199]
Pavendan, P., Gideon, V. A. and Rajasekaran, S. C. (2012). Cost effective ex situ conservation (Airlayering) of Elaeocarpus blascoi an endangered medicinal tree in Western Ghats of Palni Hills, Tamil Nadu, South India. The Indian Forester 138(11): 1056-1058.
Ramasubbu, R. and Irudhyaraj, D. Felix. (2016). Reproductive biology of Elaeocarpus blascoi Weibel, an endemic and endangered tree species of Palni Hills, Western Ghats, India. Current Science 110(2): 234-240. [Abstract]
Ramesh, B. R. and Pascal, J.-P. (1997). Atlas of endemics of the Western Ghats (India). Distribution of tree species in the evergreen and semi-evergreen forests. Institut Français de Pondichéry. [relevant citation?]
Rao, C. Kameswara, Geetha, B. L. and Suresh, Geetha. (2003). Red List of Threatened Vascular Plant Species in India: Compiled from the 1997 IUCN Red List of Threatened Plants. ENVIS Centre on Floral Diversity, Botanical Survey of India, Kolkata. xxiv + 144 pp. [automatic download]
Raveendran, L. (2022). Elaeocarpus blascoi. The IUCN Red List of Threatened Species 2022: e.T33639A147293871. https://dx.doi.org/10.2305/IUCN.UK.2022-1.RLTS.T33639A147293871.en. Accessed on 01 January 2024.
Siva, S. M., Priya, T. Amutha, Balasubramanian, P., Manimekalai, V. and Ravichandran, P. (2015). In vitro regeneration of an endangered tree - Elaeocarpus blascoi Weibel. (Rudraksha) from Southern Western Ghats, Tamil Nadu, India. European Journal of Biotechnology and Bioscience 3(11): 62-66.
Sivaraj, N., Venkateswaran, Kamala, Pandravada, S. R., Reddy, M. Thirupathi Reddy and Rajasekharan, P. E. (2020). Threatened Medicinal Plants of Eastern Ghats and Their ConservationThreatened Medicinal Plants of Eastern Ghats and Their Conservation, pp. 31-62. In: Rajasekharan, P. E. and Wani, Shabir Hussain (eds.). Conservation and Utilization of Threatened Medicinal Plants. Cham, Switzerland: Springer Nature Switzerland AG. xviii + 565 pp.
Stewart, R. (2020). Meet the Trees of Kodaikanal. R. Stewart and T. Balcar, Vattakanal, Tamil Nadu.
Stewart, R. and Balcar, T. (2008). Rare Flora of the Upper Palnis. In: Rawat, G.S. (ed.), Special Habitats and Threatened Plants of India, Wildlife Institute of India, India, Dehradun, India.
Stewart, R. and Balcar, T. (2017). Records of the Palni Hills Rudraksha Tree Elaeocarpus blascoi (Oxalidales: Elaeocarpaceae) in Palni Hills, Tamil Nadu, India. Journal of Threatened Taxa 9(8): 10623-10625.
Vijayan, A., Sudhakaran, J. V. and Rajasekharan, C. S. (2011). Rediscovery of Elaeocarpus blascoi (Elaeocarpaceae) from Palni Hills of Western Ghats, Tamil Nadu. Journal of Economic & Taxonomic Botany 35: 618-620.
World Conservation Monitoring Centre. (1998). Elaeocarpus blascoi. In: IUCN 2013. IUCN Red List of Threatened Species. Version 2013.2. (http://www.iucnredlist.org). Downloaded on 01 December 2013.
http://www.vattakanalconservationtrust.org/Home/activities
http://www.outreachecology.com/landmark/lti_l046/
http://www.outreachecology.com/landmark/lti_l047/
https://vanishingflora.proboards.com/thread/3145/elaeocarpus-blascoi