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  Ochlandra setigera Gamble
Vernacular name  Eetta, Eera (Malayalam) (Chacko et al., 2002).
Common name 
Synonyms 
Family  Poaceae (Graminae).
Subfamily 
Origin 
Distribution  Restricted to the Eastern Ghats of Tamil Nadu (Nilgiris) and Kerala (Nilambur) (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Description  Erect or scandent reed bamboo attaining a height above 6 m and diameter 1.2 to 1.8 cm. Culms smooth, without branches below, and much branched above (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Flowering season 
Fruiting season  May (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Flowers 
Fruits  Fruit is a caryopsis, oblong in shape with fleshy pericarp and persistent glumes (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Fruit type  Caryopsis.
Seeds  6.8 x 1.3 cm with long beak (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Seed length  6.8 cm (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Seed width  1.3 (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Seed thickness  3 cm long beak (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Seed weight  70 to 100 fruits/kg (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Seed dispersal 
Seed Collection  Wrinkle-free mature fruits are collected both from the clumps and from the ground (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Transportation of seeds  Fruits collected in moist gunny bags are transported to the nursery site without delay (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Seed processing  Spread out the fruits in a ventilated room. No special processing is needed (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Seed storage  Recalcitrant (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002). The seeds are viable only for a maximum period of one month due to recalcitrant nature (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Viability period  Seeds retain viability only for 1 to 2 weeks (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Seed emptiness  No information (Chacko et al., 2002).
Seed pre treatment  Not required (Chacko et al., 2002).
Germination type  Hypogeal (Chacko et al., 2002).
Germination percentage  62 to 80 (Chacko et al., 2002).
Germination period  3 to 7 days (Chacko et al., 2002).
Nursery technique  Fresh seeds are sown horizontally soon after collection in raised nursery beds filled with soil and sand mixture under partial shade. Seedlings are potted in polythene bags of size 23 cm x 18 cm filled with soil. Seedlings reach 0.5 to 1 m height within one year (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Method of propagation 
Vegetative propagation 
Pests  No information (Chacko et al., 2002).
Diseases  No information (Chacko et al., 2002).
Medicinal properties 
Uses  Culms used for basket and mat making (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Wood properties 
References  Get ...
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