Chloris elata

Species category

Weed

Common name

tall windmill grass

Diagnostic characters

Planting unit

FloretFloret:
A small flower in a clustered inflorescence (e.g., sunflower, grasses). In grasses, a floret consists of the lemma, palea, stamens, and pistil.

Shape

EllipticElliptic:
Outline of an ellipse; greatest width midway sloping to an equally pointed apex and base.

Size

  • Length: 2.5–3 mm
  • Width: 1.3–1.6 mm
  • Thickness: 1–1.2 mm

Color

Brown

Texture

LemmaLemma:
One of two bracts of the grass floret; it is located on the side nearest the embryo and opposite the rachilla.
with long silky hairs

Lemma

Long silky hairs on lateral and mid nerves

Palea

GlabrousGlabrous:
Lacking hairs or pubescence.

Other structures

RachillaRachilla:
The axis of a spikelet.
supports sterile floretsFloret:
A small flower in a clustered inflorescence (e.g., sunflower, grasses). In grasses, a floret consists of the lemma, palea, stamens, and pistil.
.

Identification notes

LemmaLemma:
One of two bracts of the grass floret; it is located on the side nearest the embryo and opposite the rachilla.
mid nerve terminates in a long awnAwn:
A narrow, bristle-like organ, as on the glumes or lemmas of grasses (Poaceae).
.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Poaceae

Valid name

Chloris elata Desv.

Synonyms

Chloris barbata (L.) Nash, non Sw.
Chloris dandyana C.D. Adams
Chloris polydactyla Sw.

 Chloris elata.  Florets with long, silky hairs on the lemma.
Chloris elata. Florets with long, silky hairs on the lemma.
 Chloris elata.  Florets with long, silky hairs on the lemma.
Chloris elata. Florets with long, silky hairs on the lemma.