Eragrostis curvula

Species category

Revegetation or Rangeland

Common name

weeping 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

ObovateObovate:
Inverted egg shaped with apical end the broadest.

Size

  • Length 1 mm
  • Width 0.75 mm
  • Thickness 0.75 mm

Color

Yellow-brown endospermEndosperm:
Nutritive tissue originating from union of the two polar nuclei with a sperm nucleus.
; the 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 blue-green.

Texture

Smooth

Lemma

None

Palea

None

Other structures

EmbryoEmbryo:
A rudimentary plant contained in a seed, usually consisting of a more or less differentiated axis and attached cotyledon(s).
is slightly over 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).
.

Identification notes

CaryopsisCaryopsis:
The single-seeded fruit or grain of the grass family (Poaceae); the fruit wall (pericarp) is united with the seed coat (testa).
has a very distinctive color of the embryo scutellumScutellum:
A shield-shaped highly modified, single cotyledon in grasses (Poaceae) that absorbs nutrients from the endosperm and provides energy for germination.
(blue-green).

Noxious weed seed categories

Not listed

AOSA examination list

Not included

More information

For more information, see ISMA fact sheet.

Nomenclature

Family

Poaceae

Valid name

Eragrostis curvula (Schrad.) Nees

Synonyms

Eragrostis chloromelas Steud.
Eragrostis curvula (Schrad.) Nees var. conferta Stapf
Eragrostis curvula (Schrad.) Nees var. curvula
Eragrostis robusta Stent

 Eragrostis curvula.  Caryopses with a yellow-brown endosperm and the scutellum of the embryo is blue-green. 
Eragrostis curvula. Caryopses with a yellow-brown endosperm and the scutellum of the embryo is blue-green. 
 Eragrostis curvula . Florets in ventral view. The brown caryopses can be seen through the ± translucent paleas. Photo courtesy of USDA-APHIS-PPQ.
Eragrostis curvula. Florets in ventral view. The brown caryopses can be seen through the ± translucent paleas. Photo courtesy of USDA-APHIS-PPQ.