Echinochloa colona (L.) Link.
Common Name : Jungle rice
Family : Poaceae

HABIT |
AN ANNUAL GRASS, 1M OR TALLER. |
STEMS |
CULMS STOUT, ERECT TO DECUMBENT, OFTEN BRANCHING FROM THE BASE. |
LEAVES |
SHEATH GLABROUS, LIGULE ABSENT OR OCCASIONALLY REPRESENTED BY A RIM OF VERY SHORT HAIRS, LEAF BLADES GLABROUS, ELONGATE, 5-15 MM WIDE, LIGHT GREEN. |
FLOWERS |
PANICLE ERECT OR NODDING, GREEN OR PURPLETINGED, 10-20 CM LONG. RACEMES NUMEROUS, 2-4 CM LONG, SPREADING, ASCENDING, SOMETIMES BRANCHED. |
FRUITS |
CARYOPSIS OVATE, OBTUSE, USUALLY 2.5-3.5 MM LONG. SEED WHITE TO HYALINE WITH LONGITUDINAL RIDGES ON THE CONVEX SURFACE. |