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  Aphanamixis polystachya (Wall.) Parker
Vernacular name  Chemmaram (Malayalam) (Sasidharan, 2004); Malampuluvan (Tamil) (Bose et al., 1998).
Common name  Rohituka tree
Synonyms  Aglaia polystachya Wall., Amoora rohituka Wt. & Arn., (Sasidharan, 2004). Amoora macrophylla Nimmo., Sphaerosaema polystachya Wall., Sphaerosaema spicata Wall., Andersonia rohituka Roxb. (Gamble, 1922).
Family  Meliaceae
Subfamily 
Origin 
Distribution  Throughout India, in evergreen forests. Also distributed in Myanmar, Sri Lanka, and Philippines. In Kerala it occurs in Calicut, Palghat, Trichur, Ernakulam, Idukki and almost throughout the state in the mid and highlands.
Description  A medium to large sized tree, 18-25 m height.
Flowering season  April to May, September to November (Bose et al., 1998).
Fruiting season  February to March; February to April (Bose et al., 1998).
Flowers  Flowers small, unisexual, dioecious, males sessile, in terminal panicles, female solitary, in spike, up to 35 cm long. Flowers yellow or dull white, 3 to 5 mm across, petals 3, anthers 6, attached to the staminal tube (Bose et al., 1998).
Fruits  Fruit globose or obovoid capsule, 3 valved, 3 to 4 cm long, pinkish white or yellow when ripe (Bose et al., 1998).
Fruit type 
Seeds  Seeds two or three, purplish brown, broadly ovoid, smooth, shining, marked with raised fibrous raphe along the ventral side.
Seed length 
Seed width 
Seed thickness 
Seed weight 
Seed dispersal 
Seed Collection 
Transportation of seeds 
Seed processing 
Seed storage  Seeds show a recalcitrant storage behaviour (Ellis et al., 2007).
Viability period 
Seed emptiness 
Seed pre treatment 
Germination type 
Germination percentage 
Germination period 
Nursery technique 
Method of propagation  By seeds.
Vegetative propagation 
Pests 
Diseases 
Medicinal properties  The oil and alkaloid solution show antifungal activities against fungi like Alternaria alternata, Cochliobolus lunatus, Colletotrichum corchori, Fusarium equiseti, Macrophomina phaseolina and Botryodiplodia theobromae (Bhuyan et al., 2000).Seeds and bark of the tree is extracted for medicinal use. The bark is astringent, bitter, vulnerary,
Uses  The fruit is associated with the folk religious songs of Manipur. The wood is used for all types of construction work. Water and acetone leaf extract has toxicant, repellent and feeding deterrent activity on grain weevil (Sitophilus granarius L.) (Islam et al., 2004). Bark has a limonoid, dihydroamoorinin (Agarwal et al., 2001). Sub-fractions of an
Wood properties  Close and even grained, hard. Wood is moderately heavy. Pores small and moderate sized.
References  Get ...
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