Dendrocalamus giganteus, known as giant bamboo, is the tallest among the bamboos, measuring on an average about 25 m high and 25 cm diameter. It is cultivated in Cox’s Bazar, Banderban, Chittagong, Mymensingh, Panchagar, Jessore and some other Districts of Bangladesh. Its
local names are wara bans, bhudumbans, bombai bans, raja bans, kanchan bans, etc. It grows luxuriantly in all the flood free areas. It was reported earlier that D. giganteus flowered at Calcutta Botanical Garden, India in 1860-61 and again in 1888 and in Burma in 1892 (Gamble 1896). Lahiri (1974) reported that one clump introduced during 1880-88 at Kurseong Division, India flowered in 1974. Bahadur (1979) reported flowering of this species at Forest Weight (gm) 0.042 Weight (gm) 0.050 Length (cm) 0.726 Width s/s (cm) 0.32 Width v/d (cm) Average* 0.286 Maximum Research Institute campus, Dehra Dun in 1979. As reported by Gupta (1982), one clump flowered in 1981 along the Tuli-Wokha road of Nagaland, India.