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BAMBOOS OF INDI A

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Schizostachyum<br />

water solubles 0.61, alcohol solubles 3.24, ether solubles1.78, caustic soda solubles 20.40, pentosans 18.10, lignins<br />

23.82 and cellulose 64.64.<br />

SILVICULTURE AND MANAGEMENT<br />

Architecture, growth pattern and population dynamics of this species have shown that regeneration period is about<br />

15 years and is less than the fallow age (Rao and Ramakrishnan, 1987, 1988).<br />

Vegetative propagation using one-year-old two-noded culm cuttings have been reported (Nath et al., 1986). Felling on<br />

a selection basis at an interval of three years is recommended (Prasad, 1948).<br />

PESTS AND DISEASES<br />

Fusarium leaf spot caused by Fusarium pallidoroseum has been reported (Deka et al., 1990). This disease was first<br />

observed in Assam in 1986.<br />

USES<br />

Used by the people of Garo Hills for carrying water and for making umbrellas. Generally used for making baskets, mats<br />

and small boxes.<br />

Schizostachyum flavescens<br />

Schizostachyum flavescens (Kurz) Majumdar in Karthikeyan et al., Fl. Ind. Enum. Monocot. 281. 1989; Tewari,<br />

Monogr. Bamboo 135.1992. (Fig. 81).<br />

Cephalostachyum flavescens Kurz, J. Asiat Soc. Bengal 42: 252. 1873; Gamble, Ann. Roy. Bot. Gard. Calcutta 7: 109,<br />

Pl. 96. 1896 and in Hook f., Fl. Brit. India 7: 413. 1897; Camus, Les Bambusees 168. 1913; Varmah and Bahadur, Indian<br />

For. Rec. (n.s.) Bot. 6(1): 2. 1980.<br />

DESCRIPTION<br />

An evergreen tufted, semi-arborescent bamboo. Culms 3-6 m high, dull green, turning yellow, smooth; nodes not<br />

prominent; internodes long, 2.5-3.8 cm diameter. Culm-sheaths 10-35 cm long and 12-27 cm broad, smooth or curved<br />

with appressed white hairs or pale brown bristly hairs; imperfect blade 2.5-9 cm long and broad, erect, triangular or<br />

ovate, margins usually long, ciliate, decurrent into a wavy fringes bordering the top of the sheath and ending on either<br />

side in a long pointed auricle; auricles margined with stiff curved bristles; ligule entire or slightly toothed. Leaves 7-19 cm<br />

long and 1-2 cm broad, linear, contracted at the base into a very short petiole, acuminate at apex in a long slightly<br />

scabrous point, glabrous except for a few long hairs on under surface, margins scabrous, sheaths glabrous, auricles<br />

furnished with a few short deciduous cilia, ligule narrow, inconspicuous. Inflorescence a leafy branched panicle of few<br />

verticillate branchlets, bearing heads of spikelets supported by a glabrous bract, rachis slender, spikelets mostly fertile,<br />

linear acuminate, hairy, ca.1 cm long, with few empty bract-like glumes or sterile spikelets between, glumes ovatelanceolate,<br />

mucronate, white hairy, 7-9-nerved; lemmas similar to glumes. Palea as long as the lemma, 2-keeled, keels<br />

242

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