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 scriptoria (Dennst.) Fischer
Vernacular name  Ammei, Ottal, Bheesa, Kolanji (Malayalam) (Chacko et al., 2002).
Common name 
Synonyms  Bambusa scriptoria Dennst., Bheesa rheedii Kunth, Ochlandra rheedii (Kunth) Benth. & Hook. f.ex. Gamble (Chacko et al., 2002).
Family  Poaceae (Graminae)
Subfamily 
Origin 
Distribution  Restrited to the southern Western Ghats of Kerala, Karnataka and Tamil Nadu, growing mostly on river banks (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002). In Kerala it occurs in Wynad, Calicut, Ernakulam, Idukki, and Trivandrum districts.
Description  Gregarious, shrubby reed bamboo with erect smooth culms reaching up to 5 m high and 2.5 cm diameter at 5th internode (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Flowering season  February to May.
Fruiting season  April to May., March to April (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Flowers  Flowers are short, terminal or axillary spike or spicate panicle on leafy branchlets.
Fruits  Fruit is caryopsis, oblong, large, with long-beak (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Fruit type  Caryopsis.
Seeds 
Seed length  2.8-3.9 cm (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Seed width  1.2 cm (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Seed thickness  2.7-3.4 cm long beak (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Seed weight  625 to 640 fruits/kg (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002 et al., 2002).
Seed dispersal 
Seed Collection  Seeds are either plucked out from the branches or collected from the ground. Wrinkled fruits should be discarded (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Transportation of seeds  Seeds are collected in moist gunny bags and transported to the nursery without much delay (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Seed processing  No special processing is required (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Seed storage  Recalcitrant (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002). Seeds are viable only for a month and it is always better to use fresh seeds for sowing (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Viability period  Seeds retain viability for about a month (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Seed emptiness  No information (Chacko et al., 2002).
Seed pre treatment  None (Chacko et al., 2002).
Germination type  Hypogeal (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Germination percentage  70 to 80 (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Germination period  30 to 17 days (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Nursery technique  Seeds are sown horizontally in a raised nursery bed filled 5 parts soil and 3 parts sand under partial shade. Seedlings are pricked out when they attain 5 to 6 cm in length into polythene bags of size 23 cm x 18 cm filled with soil: sand (3:1) mixture. Seedlings reach 0.5 to 1 m height within one year (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Method of propagation  By seeds.
Vegetative propagation 
Pests  No information (Chacko et al., 2002).
Diseases  No information (Chacko et al., 2002).
Medicinal properties 
Uses  Culms for pulp and paper industry, for making mats, boxes, baskets, flots and rafts (Seethalakshmi and Muktesh Kumar, 1998; Chacko et al., 2002).
Wood properties 
References  Get ...
Designed & Developed: Jyothi