Holigarna nigra

Holigarna nigra
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Sapindales
Family: Anacardiaceae
Genus: Holigarna
Species:
H. nigra
Binomial name
Holigarna nigra
Bourd.

Holigarna nigra is a deciduous tree belonging to the family Anacardiaceae.[1]

Description

A large tree producing a black, caustic exudate; branches are glabrous. Leaves are simple, alternate, and spathulate, with a cuneate base, entire margins, and an obtuse or occasionally retuse apex; surfaces glabrous. Lateral veins 6–10 pairs, parallel and prominent; intercostae reticulate. Petioles 1.5–2.5 cm long, each bearing a pair of deciduous spurs.[2]

Distribution

Frequent in evergreen forests of South West India.[3]

Phenology

Flowering: February–March; fruiting: April–June.[4]

References

  1. ^ "Holigarna nigra Bourd. | Plants of the World Online | Kew Science". Plants of the World Online. Retrieved 2025-10-14.
  2. ^ Gamble, J.S. (1918).Flora of the Presidency of Madras. Adlard & Son Ltd., 408 pp
  3. ^ Sankara Rao, K., Raja K Swamy, Deepak Kumar, Arun Singh R. and K. Gopalakrishna Bhat (2019). Flora of Peninsular India. http://peninsula.ces.iisc.ac.in/plants.php?name=Holigarna nigra. Downloaded on 14 October 2025.
  4. ^ Manjunath, K.M., Shashwathi, H.S., Jain, H.R. and Krishnamurthy, Y.L., 2024. The genus Holigarna Buch.-Ham. ex Roxb.(Anacardiaceae) in the central Western Ghats, Karnataka, India. Journal of Threatened Taxa, 16(1), pp.24469-24484.