Bouteloua aristidoides

Species category

Weed

Common name

needle grama

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

Linear

Size

  • Length: 4.5–6 mm
  • Width: 0.7–0.9 mm
  • Thickness: 0.7–0.9 mm

Color

Light brown

Texture

PubescentPubescent:
Having hairs.

Lemma

PubescentPubescent:
Having hairs.
with a sharp callusCallus:
The hard base of grass florets or spikelets, just above the point of disarticulation.

Palea

Concave inside the lemmaLemma:
One of two bracts of the grass floret; it is located on the side nearest the embryo and opposite the rachilla.

Other structures

Multi-awned sterile floretFloret:
A small flower in a clustered inflorescence (e.g., sunflower, grasses). In grasses, a floret consists of the lemma, palea, stamens, and pistil.
attached to the fertile florets' rachillaRachilla:
The axis of a spikelet.
.

Identification notes

FloretsFloret:
A small flower in a clustered inflorescence (e.g., sunflower, grasses). In grasses, a floret consists of the lemma, palea, stamens, and pistil.
are embedded in a structure with a large, bent barb.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Poaceae

Valid name

Bouteloua aristidoides (Kunth) Griseb.

 Bouteloua aristidoides.  Pubescent florets.
Bouteloua aristidoides. Pubescent florets.
 Bouteloua aristidoides.  Florets are embedded in a structure with a large, bent barb.
Bouteloua aristidoides. Florets are embedded in a structure with a large, bent barb.