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Lespedeza juncea

Species category

Agricultural, Weed

Common name

juncea lespedeza

Diagnostic characters

Planting unit

True seedTrue seed:
A mature fertilized ovule consisting of an embryo, with or without and external food reserve (e.g., endosperm) enclosed by the testa.

Shape

OvalOval:
Broadly elliptic.
 to mitten

Size

  • Length 2.5–2.8 mm
  • Width 1.5–1.8 mm
  • Thickness 1–1.2 mm

Color

Purple to yellow

Texture

Smooth

Other structures

HilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
 is in slight indentation above center margin.

Identification notes

Seeds are often found in flat, single-seeded podsPod:
A dehiscent fruit produced by leguminous plants (beans, peas). Also known as a legume.
. Calyx is pubescentPubescent:
Having hairs.
, pointed, and much longer than the podPod:
A dehiscent fruit produced by leguminous plants (beans, peas). Also known as a legume.
.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Fabaceae

Valid name

Lespedeza juncea (L. f.) Pers.

Synonyms

Lespedeza hedysaroides (Pall.) Kitag. 
Lespedeza inschanica (Maxim.) Schindl.

Lespedeza juncea. Seeds are often found in flat, single-seeded pods. 
Lespedeza juncea. Seeds are often found in flat, single-seeded pods.