Online Manual for the Forest Tree Seeds of Kerala

A Kerala Forest Department Funded Project

Dr. K Sudhakara
Professor & Head of the Department
Dept. of Silviculture & Agroforestry
College of Forestry, Kerala Agricultural University, Thrissur 680 656
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Scientific Name  Alangium salvifolium(Linn.f.) Wang.
Vernacular name  Alangi (Tamil); Akola (Hindi); Ankolam, Azhinni, Arinjil (Malayalam) (Gamble, 1922).
Common name  Sage-leaved alangium.
Synonyms  Alangium lamarkii Thw., Grewia salvifolia Linn.f., A.hexapetalum Roxb., A.decapetalum Lamk., A. sundanum Miq.
Family  Alangiaceae
Distribution  In tropical regions of India, Myanmar, Sri Lanka, South China, Malaysia, Philippines and East Africa.
Description  A small deciduous tree up to 10 m high, with thorny branches, young parts pubescent.
Flowering season  February to April.
Fruiting season  December to June.
Flowers  Flowers white, few, in axillary fascicles, pedicels 4-6 mm long, densely pubescent, calyx turbinate, densely silky pubescent, tube 2-3 mm long, petals 5-10, stamens 20-30. The flowers are pollinated by Dicaeum erythrorhynchos, Nectarinia zeylonica and N. asiatica, and Xylocopa bees and birds such as Acridotheres tristis, Turdoides caudatus
Fruits  Drupe, ovoid or ellipsoid, 12-15 mm long, black when ripe, seed enclosed in red pulp.
Fruit type  Drupe.
Seeds  Seeds 2, large, enclosed in red pulp, sweet but rather astringent pulp. The seed oil content of Alangium lamarckii is 1.0-7.1% (Ahmad and Kaur,1998).
Seed length 
Seed width 
Seed thickness 
Seed weight 
Seed dispersal  Passerine birds, such as Acridotheres tristis, Turdoides caudatus and Psittacula krameri are the seed dispersal agents of A. salviifolium (Raju et al., 2005).
Seed Collection 
Transportation of seeds 
Seed processing 
Seed storage 
Viability period 
Seed emptiness 
Seed pre treatment 
Germination type 
Germination percentage 
Germination period 
Nursery technique 
Method of propagation 
Vegetative propagation 
Medicinal properties  The roots are useful for external application in acute case of rheumatism, leprosy and inflammation and for external and internal application in case of bites of rabid dogs. Alangium salvifolium is used by the tribal people against asthma (Singh, 1994). Chloroform and methanol extracts of roots show moderate antibacterial activity against
Uses  Wood is used for construction, cabinet work and agricultural implements. It is also valuable as fuel.
Wood properties  The sapwood is pale yellow, wide, and the heartwood is olive-brown, with a pleasant smell when fresh. It is a moderately hard and moderately heavy wood (Gamble, 1922).
References  Get ...
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