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  Stereospermum chelonoides (Roxb.) Benth.
Vernacular name  Padiri, Kariyam, Vedankorna (Malayalam), Padal, Pandri (Hindi)
Common name 
Synonyms  Bignonia suaveolens Roxb., Bignonia chelonoides L.f., Stereospermum suaveolens DC. (Sasidharan, 2004).
Family  Bignoniaceae
Subfamily 
Origin 
Distribution  The tree is found throughout the greater parts of India in mixed deciduous and sal forests. It occurs also in Chota Nagpur, Central India and in many other parts of Indian Peninsula.
Description  A large deciduous tree (Bourdillon, 1908).
Flowering season  March to May (Bourdillon, 1908).
Fruiting season  March to May, November to January (Bourdillon, 1908).
Flowers  Flowers fragrant, in large, lax, trichotomous viscid panicles; corolla dull-crimson, yellow within, 2.5-3 cm long, funnel-shaped; limb oblique, 3 anterior lobes longer and the edges of all curled (Bose et al., 1998).
Fruits  Long cylindrical two valved capsule, dark grey with raised white specks.
Fruit type  Capsule.
Seeds  Seed is pale yellowish brown and consists of a central bony axis with a pair of light delicate papery wings.
Seed length 
Seed width 
Seed thickness 
Seed weight 
Seed dispersal  By wind
Seed Collection 
Transportation of seeds 
Seed processing 
Seed storage 
Viability period 
Seed emptiness 
Seed pre treatment 
Germination type  Epigeal
Germination percentage 
Germination period 
Nursery technique 
Method of propagation 
Vegetative propagation 
Pests 
Diseases 
Medicinal properties  The roots, leaves and flowers are used in native medicine. The flowers are acrid with a flavour, useful in Kapha and vata, bilious diarrhoea, burning sensations. The root bark is an ingredient in dasamula.
Uses  The leaves are good fodder. Wood is employed for construction work, carriages, wagons, furniture and tool handles
Wood properties  Wood hard with a small yellowish brown handsomely mottled heartwood. Seasons and polishes well. Pores moderate-sized. Rays fine (Bourdillon, 1908).
References  Get ...
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