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
Index Page Prior Record Next Record


Scientific Name  Ochlandra travancorica var. hirsuta Gamble
Vernacular name  Eetta, Kareetta, Eera (Malayalam), Eeral, Eerakalli, Irul, Ittakalli, Nanal, Odai (Tamil) (Chacko et al., 2002).
Common name  Elephant grass, Reed, Reed bamboo (Chacko et al., 2002).
Synonyms 
Family  Poaceae (Graminae).
Subfamily 
Origin 
Distribution  Restricted to the Western Ghats in Thenmala, Ranni, Konni and Thiruvananthapuram Forest Divisions (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Description  Erect reed like gregarious bamboo, culms 2-6 m tall and 2.5-5 cm diameter; internodes 55-60 cm long, sometimes even 1.5 m long (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Flowering season  December to January.
Fruiting season  February to April (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Flowers  Ovate or oblong ovate, glabrous, striate, supported by 2 to 4 small sheathing bracts.
Fruits  Fruit is a caryopsis, very large, brown, oval-oblong, with a long beak, pericarp fleshy with persistent glumes (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Fruit type  Caryopsis.
Seeds  5.2-7.4 cm long with 4.1-5.7 cm long beak (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Seed length  5.2-7.4 cm (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Seed width 
Seed thickness  4.1-5.7 cm long beak (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Seed weight  31 to 41 fruits/kg (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Seed dispersal 
Seed Collection  Mature fruits are collected either from the fruit bearing clumps and / or from the ground prior to the appearance of wrinkles on the seed coat (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Transportation of seeds  Fruits colleced in moist gunny bags are packed and 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 necessary (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Seed storage  Recalcitrant. The seeds are viable only for about a month (Seethalakshmi and Muktesh Kumar, 1998 Chacko et al., 2002).
Viability period  10 to 35 days (Chacko et al., 2002).
Seed emptiness  No information (Chacko et al., 2002).
Seed pre treatment  Not required (Chacko et al., 2002).
Germination type  Epigeal (Chacko et al., 2002).
Germination percentage  80 to 85 (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Germination period  6 to 15 days (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Nursery technique  Fresh seeds are sown horizontally soon after collection in raised nursery beds filled with soil and a sand mixture under partial shade. Seedlings are pricked out when they attain 5 to 6 cm tall and potted in polythene bag of 22.5 cm x 17.5 cm filled with soil (Chacko et al., 2002).
Method of propagation  Seeds and rhizomes.
Vegetative propagation 
Pests  No information (Chacko et al., 2002).
Diseases  No information (Chacko et al., 2002).
Medicinal properties 
Uses  Culms are used for basket making, umbrella handles, fishing rods, handicrafts and makings walls of hut. Leaves are used for thatching. The mats made from this reed bamboo are used for making "Bamboo Ply". (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002). In agriculture articles such as wheels, pipes, threshing boards, handles and hoes, and such tools are made of this bamboo.
Wood properties 
References  Get ...
Designed & Developed: Jyothi