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  Calamus latifolius Roxb.
Vernacular name  Kattu chooral (Malayalam).
Common name 
Synonyms  Calamus macracanthus, Calamus inermis (Gamble, 1922).
Family  Arecaceae / Palmae
Subfamily 
Origin 
Distribution  It occurs in the hilly tracts of Malabar.
Description  Clustering, medium sized canes with slender canes with slender culms.
Flowering season 
Fruiting season 
Flowers  Flowers in pendulous inflorescence; primary sheath split open; partial inflorescence shorter than the sheath.
Fruits  Fruit up to 2 cm long, ovoid or ellipsoid.
Fruit type 
Seeds 
Seed length 
Seed width 
Seed thickness 
Seed weight 
Seed dispersal 
Seed Collection 
Transportation of seeds 
Seed processing 
Seed storage 
Viability period 
Seed emptiness 
Seed pre treatment  Scaly epicarp and fleshy sarcotesta of C. latifolius fruits are removed and treated with ash (Mohiuddin et al., 1986).
Germination type  Adjacent ligular.
Germination percentage  28-42% (Mohiuddin et al., 1986).
Germination period  12-35 weeks (Mohiuddin et al., 1986).
Nursery technique 
Method of propagation 
Vegetative propagation 
Pests 
Diseases 
Medicinal properties  Powdered seeds of plant are used as a curative for ulcers.
Uses  It is highly favoured for furniture, sports items, umbrella handles, walking sticks, and for rattaning chairs.
Wood properties 
References  Get ...
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