Eragrostis lehmanniana

Species category

Turf, Weed

Common name

Lehmann lovegrass

Diagnostic characters

Planting unit

CaryopsisCaryopsis:
The single-seeded fruit or grain of the grass family (Poaceae); the fruit wall (pericarp) is united with the seed coat (testa).

Shape

Top view: ovalOval:
Broadly elliptic.
.

Side view: embryoEmbryo:
A rudimentary plant contained in a seed, usually consisting of a more or less differentiated axis and attached cotyledon(s).
side is straight.

Size

  • Length 0.7–0.9 mm
  • Width 0.4–0.5 mm
  • Thickness 0.4–0.5 mm

Color

Brown

Texture

Rough

Lemma

None

Palea

None

Other structures

ScutellumScutellum:
A shield-shaped highly modified, single cotyledon in grasses (Poaceae) that absorbs nutrients from the endosperm and provides energy for germination.
of the embryoEmbryo:
A rudimentary plant contained in a seed, usually consisting of a more or less differentiated axis and attached cotyledon(s).
is green.

Identification notes

EmbryoEmbryo:
A rudimentary plant contained in a seed, usually consisting of a more or less differentiated axis and attached cotyledon(s).
is approximately one-half the length of the caryopsisCaryopsis:
The single-seeded fruit or grain of the grass family (Poaceae); the fruit wall (pericarp) is united with the seed coat (testa).
.

Noxious weed seed categories

State Noxious Weed: Arizona

AOSA examination list

Not included

Nomenclature

Family

Poaceae

Valid name

Eragrostis lehmanniana Nees

 Eragrostis lehmanniana.  Caryopses with a green embryo scutellum. 
Eragrostis lehmanniana. Caryopses with a green embryo scutellum.