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Habit:
annual.
Stem:
erect, glabrous.
Leaves:
3-foliolate, leaflets obate.
Leaf surface:
glabrous above, densely hairy beneath.
Peduncle:
densely hairy.
Inflorescence:
axillary raceme.
Pod:
long-linear, glabrous.
Seed number
per pod: 7~15.
Shape of
seed: oblong or rhomboid.
Propagation
method: seed.
Usage:
forage, green manure.
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Root:
primary root.
Plant
height (stem tip): 70~100 cm.
Flowering
time: Sep. to Dec.
Flower:
purple-red.
Color of
seed: dark-brown, brown.
Weight of
100 seeds: 6.7 g.
Self-seeding:
good.
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