Family - Indian Society of Weed Science

Habit:
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212
Ludwigia octovalvis (Jacq.) Raven.
Common Name : Primrose willow
Family : Onagraceae
A semi-shrubby, erect, annual or perennial
herb; 0.3-1.2 m tall.
Woody below, much branched.
Alternate, nearly sessile, pubescent to
glabrescent, variable in size and shape, 0.7-14
cm long and 0.1-4 cm wide, linear to broadly
elliptic, apex acute to attenuate; base narrowly
to broadly cuneate.
Yellow, pubescent, solitary, borne in axils of
upper leaves.
Capsule membranous, subquadrangular,
cylindrical, 8-ribbed, 2.5-5 cm long.
Minute, ovoid, shiny, brown.
Weed ID Manual