Eremochloa ophiuroides

Species category

Revegetation or Rangeland, Turf

Common name

centipede grass

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

OvalOval:
Broadly elliptic.

Size

  • Length 1.75 mm
  • Width 1.25 mm
  • Thickness 1 mm

Color

Dark brown

Texture

Reticulations are minute.

Lemma

Missing in commercial seed

Palea

Missing in commercial seed

Other structures

Scar on the ventralVentral:
Adaxial; of the side of an organ facing the axis (compare dorsal).
side of the base

Identification notes

GlumesGlume:
The pair of chaffy bracts that occur at the base of a grass spikelet, often completely enclosing it.
of a fertile sessile spikeletSpikelet:
One or more florets that are subtended by a pair of bracts called glumes. Spikelets are pedicellate if located on a pedicle and sessile if attached directly to the rachis. Often spikelets with single florets have remnants of a second floret, usually a lemma.
are smooth, glabrousGlabrous:
Lacking hairs or pubescence.
and broadly winged at the summit. Commercial seed is usually a hulled 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

Not listed

AOSA examination list

Included

Nomenclature

Family

Poaceae

Valid name

Eremochloa ophiuroides (Munro) Hack.

Synonyms

Ischaemum ophiuroides Munro

 Eremochloa ophiuroides.  Caryopses and spikelets. Photo by Steve Hurst, USDA Natural Resources Conservation Service.
Eremochloa ophiuroides. Caryopses and spikelets. Photo by Steve Hurst, USDA Natural Resources Conservation Service.
 Eremochloa ophiuroides.  Caryopses with a scar on the ventral side of the base. 
Eremochloa ophiuroides. Caryopses with a scar on the ventral side of the base.