Isonandra villosa

IUCN Red List Status: Endangered (EN)

Isonandra villosa Wight, Icon. Pl. Ind. Orient. t. 360 1840.;

S. India as per WCSP;
Endangered B1+2c ver 2.3
A species with a disjunct distribution, occurring in the Velligonda Hills in the south of the Eastern Ghats and in Quilon in coastal Kerala.
Little is known of the present status of the subpopulations as no record of them has been made since 1923.
Citation: World Conservation Monitoring Centre. 1998. Isonandra villosa. The IUCN Red List of Threatened Species 1998: e.T33653A9800857. http://dx.doi.org/10.2305/IUCN.UK.1998.RLTS.T33653A9800857.en. Downloaded on 04 September 2016.
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Plant name: Isonandra villosa Wight, Icon. Pl. Ind. Orient.: t. 360. 1840.
Family: Sapotaceae
Description:
Small sized trees. Branchlets very stout. Leaves alternate; lamina subsessile, broadly obovate, 5-13 × 4-6cm, glabrous, rounded or emarginated at apex, rounded at base, main nerves prominent, parallel, 12-15. Flowers 2-3mm across, yellow, in clusters in the fallen leaves. Calyx lobes 4, 2 seriate; persistent. Corolla tubular, twisted. Stamens 8, subequal, filaments erect; anthers stout. Ovary villous. Berry1-1.5 cm, ellipsoid 1-seeded, with fleshy pericarp.
Habitat & location: Rare. Critically endangered. After a difficult search we could found it. It is not possible for me to reach the plant again to see in flowering. Only one plant is found in rock crevices on the way to Venkatagiri durgam.
Flowering period: March.

Thank you so much for sharing a Critically Endangered species of India. We are able to see it in live state because of your pics.
Link for IUCN Redlist:
http://www.iucnredlist.org/details/33653/0

References:

POWO  Catalogue of Life  The Plant List Ver.1.1  WCSP  IPNI  Catalogue of Life  Europeana collections  GBIF (with type specimen) Flora of Peninsular India  India Biodiversity Portal  Wikipedia  IUCN Red List (EN)  Plant illustrations  Rediscovery of Isonandra villosa Wight (Sapotaceae) – a Critically Endangered Species P. Balasubramanian , M. Murugesan (The Indian Forester, Volume 136, Issue 4, April 2010– The present paper highlights the rediscovery of a less known endemic, critically endangered and IUCN red-listed species, Isonandra villosa Wight (SAPOTACEAE) from Dhimbam Ghats in Eastern Ghats/Tamil Nadu after a lapse of 85 years. The present collection forms the rediscovery and also shows extension of its known rangeof distribution.)