Diospyros ferrea (Willd.) Bakh. - EBENACEAE

Basionym : Ehretia ferrea Willd.

Synonym : Pisonia buxifolia Rottb.
Maba buxifolia (Rottb.) Juss.
Diospyros ferrea (Willd.) Bakh. var. buxifolia (Rottb.) Bakh

English   Lao   

Botanical descriptions Habitat and ecology Distribution

Botanical descriptions :

Diagnostic characters : Trees with black bark, exudates absent. Leaves veins distinctly arching and anastomosing at margin, visible on mature leaves only. Flowers unisexual on different trees. Flower calyx with 3 green sepals 3, green, persistent in fruit.
Habit : Evergreen shrub or small tree up to 12 m high, branches ascending.
Trunk & bark : Bole straight. Bark fissured, blackish, lenticelled.
Branches and branchlets or twigs : Branchlets and twigs unarmed, terete, glabrous while young twigs slightly pubescent.
Exudates : Exudate absent.
Leaves : Leaves simple, alternate and distichous, 3-11 by 1.5-7 cm, oblong or elliptic or obovate, apex acute, base acute to attenuate or slightly rounded, margin entire, blade coriaceous, glabrous on both sides.
Midrib flat above, primary vein single, secondary veins oblique to the midrib, widely parallel, tertiary veins oblique. Petiole pubescent later glabrescent. Stipule absent.
Inflorescences or flowers : Flowers unisexual on separate trees, male flowers grouped in cyme, sessile or subsessile. Female flowers solitary, rarely grouped in cyme. Pedicel less than 5 mm long.
Fruits : Fruit berry-like, ellipsoid to globose, 1-1.5 by 0.5-1 cm sized; young fruit green, woody and glabrous when mature, 3 sepals persistent.
Seeds : 1 to 3 seeds, rarely 6.

Habitat and ecology :

In evergreen forest in low altitude. Flowering period: January to March; fruiting time: March to May.

Distribution :

Burma (Myanmar), Cambodia, India, Indonesia, Malay Peninsula, Philippines, Sri Lanka, Thailand and Laos (Khammouan).

Remark/notes/uses :
The wood is said to be used for cabinet work. The bark can be used to make a cordage.

Specimens studied :
BT 204 (Herbarium of Faculty of Sciences-NUoL, NHN-Leiden and CIRAD-Montpellier).

Literature :
Gardner S., Sidisunthorn P. & Anusarnsunthorn V. 2000. A field guide to Forest Trees of Northern Thailand. Kobfai Publishing Project. Bangkok. Thailand.
Phengklai C. 1981. Flora of Thailand. Vol. 2, part 4. The Forest Herbarium, Royal Forest Department, Bangkok, Thailand.
Tree Flora of Malaya, 1978. A manual for Foresters, Vol. 3. Forest Department, West Malaysia. Multiprint Services.

Top of the page