Bambusa vulgaris Schrad. ex Wendl.

Bambusa auriculata Kuntzee, Bambusa monogyna Blanco, Bambusa sieberi Grisebach

Bakal (Bengal); Sunderkania bansa (Orissa), Barak (Assam), Lam Sameibi (Manipur), Mirtinga (Tripura), Vairua (Mizoram), Sunderkania bansa (Odisha), Pachamula (Malayalam)

Habit

Culms : Tufted

Height : 8-20m

Diameter : 5-10cm

Culm Color : Yellowish

Internode Length : 45cm

Culm Sheath Color : 15-25 cm long and 25-35 cm broad, rounded and truncate at top, oftenbeautifully streaked when young with green and yellow, striate, adaxial surface densely covered with thick appressedbrown-black hairs, edges ciliate; ligule 5-8 mm tall, continuous with the top of the sheath, dentate or sometimes entire, margin ciliate; auricle 2, subequal, continuous with the blade, ca. 1 cm high with pale stout curved bristles 6-8 mm long;blade somewhat triangular, bright yellow, acute, 5-15 cm long and up to 10 cm broad, appressed-hairy with shining blackhairs on adaxial surface, margins bristly.

Length of Leaf : 15- 25cm

Breadth of Leaf : 2- 4cm

Shape of Leaf : Narrowly or broadly lanceolate

Altitude : 1500m

Soil : Moist soils, Moist alluyvial soil, sandy and clayey soil

Habitat, Distribution,Uses

Habitat : Evergreen Forest

Introduced to : North-East India, Arunachal Pradesh, Assam, Bihar, Madhya Pradesh, Manipur, Mizoram, Odisha, Tripura, West Bengal, Kerala, Andhra Pradesh, Tamil Nadu, Karnataka

Native to : China

Description of Inflorescence and Flower : large leafy compound panicle bearing spicate branches with heads of spikeletsin bracteate clusters of 3-10, the clusters larger at the nodes; rachis rounded or somewhat furrowed, scurfy, end segmentshairy. Spikelets 1.5-2 cm long, oblong, acute, compressed, bearing 1-2 empty glumes, 6-10 flowers, and one imperfectflower; rachillae cuneate, glabrous, not apparent; empty glumes ovate-acute, ciliate at tip, many-nerved; floweringglumes similar but larger; palea as long as or a little longer than flowering glume, bluntly acute, 2-keeled, white-ciliateon the keels, faintly 3-nerved; lodicules unequal, usually two, ovate-oblong, the third longer, acute, long white-ciliate,3-veined, membranous. Stamens exserted, purple; anthers narrow, blunt, hairy, apiculate. Ovary narrowly oblong, hairy, surmounted by a long, thin, hairy style with 3 short plumose stigmas.

Flowering Cycle : 40 years

Flowering Reported : West Bengal(1880-88), North-Eastern India(1974,1981-82)

Propagation : Culm cuttings

Uses: Construction, scaffoldings, pulp and paper, fence, decoration, handicraft

References: Seethalakshmi K. K,1998; Rao A.N, 1999; Manual for establishment and management of bamboo plantations, march 2005

Kerala Forest Research Institute All rights reserved.

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