HABIT
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A SUBERECT ANNUAL HERB.
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STEMS
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SCRAMBLING OR TRAILING,
GLABROUS .
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LEAVES
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LEAFLETS MODIFIED INTO LONG TENDRILS; STIPULES OVATE-ROUNDED,
0.5-3 X 1-2 CM, APPRESSED TO STEM.
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FLOWERS
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YELLOW, AXILLARY, SOLITARY,
ON LONG PEDUNCLES.
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FRUITS
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PODS ARE GLABROUS, STRAIGHT
OR INCURVED, 2-3.5 CM LONG AND 0.3-0.8 CM WIDE, WITH 6-8 SEEDS.
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SEEDS
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ELLIPSOID TO GLOBOSE, USUALLY
FLATTISH WITH A GLOSSY, SMOOTH, DARK PURPLE-BROWN TO BLACK SURFACE, SOMETIMES
SPOTTED TO MARBLED.
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