Schoenoplectiella mucronata

Bog Bulrush is a perennial sedge-like herb with stems triquetrous, 50-100 cm high, 2-8 mm in diameter. Leaves are reduced. Flower cluster is head-like, with 3-25 spikelets, or occasionally proliferating and with a few stalked spikelets; involucral bract 1-10 cm long, about twice as long as inflorescence. Spikelets are oblong-ovoid, pointed, 1-2 cm long, 4-6 mm diameter. Glumes are pointed, with a short sharp point, 3.5-4 mm long, striped, hairless, pale red-brown to pale yellow-brown. Hypogynous bristles are 5 or 6, retrorsely scabrous, unequal, slightly longer than nut. Style 3- or 2-fid. Nut is broad-obovoid, plano-convex or trigonous with indistinct dorsal angle, 1.7-2.2 mm long, 1.5-2 mm in diameter, slightly rugulose to smooth, dark brown to black, shining. Bog Bulrush is found in Europe, Asia, Africa and Australia. It is also found in the Himalayas and the Western Ghats, at altitudes of 1400-1750 m.