मोथा (Cyperus Iria)

Common Name : Ricefield flatsedge Family : Cyperaceae Habit: An annual sedge, sometimes behaving as a perennial. 8 to 60 cm high. Stem: The culms are tufted, triangular, glabrous, green and 0.6-3.0 mm thick. The roots are numerous, short and yellowish-red. Leaves: Linear-lanceolate, usually all shorter than the culm, 1-8 mm wide, flat, and scabrid on the margin and major ribs; leaf sheaths are green to reddish-brown, membraneous and envelope the culm at the base. Flowers: Inflorescence is simple or compound, usually open, 1-20 cm long and 1-20 cm wide, with groups of spikes which are either sessile or on 0.5-15.0 cm long peduncles (rays). Spikelets are erect-spreading, crowded, 6-24-flowered, 2-13 mm long, 1.5-2.0 mm wide, golden to yellowishgreen. Fruits: Nutlet, 1.0-1.5 mm long, 0.6-0.7 mm wide, obovate, triangular in cross section, dark-brown to almost black; the surface is almost smooth.

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