Bromus anomalus

Species category

Weed

Common name

nodding brome

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

Lanceolate

Size

  • Length: 10–11 mm
  • Width: 2–2.8 mm
  • Thickness: 2–2.5 mm

Color

Light brown

Texture

Villous

Lemma

Villous and apicalApical:
The distal end of the fruit or seed away from the point of attachment or attachment scar.
short awnAwn:
A narrow, bristle-like organ, as on the glumes or lemmas of grasses (Poaceae).

Palea

Central longitudinal ridge; margins with uniformly spaced short hairs.

Other structures

Hairy rachillaRachilla:
The axis of a spikelet.

Identification notes

Margins of the lemmaLemma:
One of two bracts of the grass floret; it is located on the side nearest the embryo and opposite the rachilla.
do not cover the paleaPalea:
One of the thin bracts of grass floret enclosing the fruit (caryopsis) that is located on the side opposite the embryo.
.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Poaceae

Valid name

Bromus anomalus Rupr. ex Fourn.

Synonyms

Bromopsis anomala (Rupr. ex Fourn.) Holub

 Bromus anomalus.  Florets with uniformly spaced short hairs on the palea margins.
Bromus anomalus. Florets with uniformly spaced short hairs on the palea margins.