c.8m? high. Bamboo, leaves 14-20 x 2.5-3cm. Interveinal yellowing & flecking. Sheath to 27 x 24cm. (Obscure virused?). Basal sheaths 13-18cm long plus sheath blades on lowest sheaths 3 x 1cm upright. Sheath a little further up stem with sheath blade 5 x 1 reflexed.