Diospyros udaiyanii Udayan

 
  • Family : EBENACEAE
    (Ebony Family)
  • Family (Hindi name) : BISTENDU FAMILY (बिसतॆंदु फैमिली)
  • Family (as per The APG System IV) : Ebenaceae
  • Species Name (as per The IPNI) : Diospyros udaiyanii Udayan
  • Habit : Tree
  • Habitat : Shady, moist places as undergrowth in Tropical evergreen forests
  • Key identification features : Small dioecious tree, up to 6m tall, young branches glabrous; Bark smooth, blackish outside, yellowish-brown inside; Leaves alternate, bifarious, 8–15 × 1.5–4 cm, oblong or lanceolate, apex abruptly or long acuminate, base rounded or cuneate, texture thinly coriaceous, glabrous, petiole 3-5mm long, terete, glabrous; Male flowers not observed or unknown; Female flowers solitary, axillary, borne on young and old shoots, ebracteate, pedicel glabrous, terete, articulated at the apex; Calyx campanulate, glabrous, lobes 4 or 5, ovate-lanceolate, about 1.5 cm long, apex acute, lobes spreading, valvate; Corolla tubular, 5-8mm long, sliky outside, glabrous inside, deeply 4-lobed, lanceolate, contorted; Staminodes absent; Ovary globose, densely hairy, tetralocular, style single, short, covered with hairs, stigma 2, glabrous; Fruiting calyx deeply lobed, without conspicuous tube at the base, lobes flattened, lanceolate, about 2.5 × 1.5 cm, enlarged, glabrous inside, long-ciliate, rigid, reflexed; Fruit globose, 2.5-3cm diameter, densely rufous hairy.
  • Flower, Fruit : January-August
  • Distribution :
    • Kerala : Kozhikode district
  • Native : India
  • Exotic/Native : Native
  • World Distribution : India
  • Literature :
    • Dash, S. S., & Mao, A. A. (Eds.). (2018). Flowering Plants of India: An Annotated Checklist-Dicotyledons Volume II. Director, Botanical Survey of India.
    • Udayan, P. & AV, Raghu & Begum, Noorunnisa & Pradeep, A.K.. (2015). i>Diospyros udaiyanii (Ebenaceae), a new species from Western Ghats, India. Bangladesh Journal of Plant Taxonomy. 22. 83-86. 10.3329/bjpt.v22i2.26069.
  • Read more :
  • Permalink : https://indiatrees-ces.iisc.ac.in/plants.php?name=Diospyros udaiyanii
  • Citation : Sankara Rao, K., Deepak Kumar (2026). India Trees and Vegetation Types. Diospyros udaiyanii. Downloaded on 4 October 2026.

Distribution District wise

India Distribution

World Distribution
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