Rumex maritimus

Species category

Weed

Common name

golden dock

Diagnostic characters

Planting unit

AcheneAchene:
A dry, hard, one-chambered, one-seeded indehiscent fruit, as in buckwheat (Fagopyrum) or sunflower (Helianthus). The fruit wall is not united with the seed coat.

Shape

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

Size

  • Length 1–1.3 mm
  • Width 0.5–0.7 mm
  • Thickness 0.5–0.7 mm

Color

Yellowish-brown

Texture

Smooth

Other structures

Ridge angles are acute. Both apexApical:
The distal end of the fruit or seed away from the point of attachment or attachment scar.
and base are equally pointed.

Identification notes

This acheneAchene:
A dry, hard, one-chambered, one-seeded indehiscent fruit, as in buckwheat (Fagopyrum) or sunflower (Helianthus). The fruit wall is not united with the seed coat.
is very light-colored and equally pointed at both ends with the ridge lines not recurving.

Noxious weed seed categories

State Noxious Weed: Alabama, Arkansas, Connecticut, Georgia, Kansas, Louisiana, Mississippi, Missouri, Nebraska, Oklahoma, South Carolina, Tennessee, Texas, Washington

AOSA examination list

Not included

More information

For more information, see ISMA fact sheet, Rumex spp.

Nomenclature

Family

Polygonaceae

Valid name

Rumex maritimus L.

Synonyms

Rumex fueginus Phil.
Rumex maritimus L. var. athrix H. St. John
Rumex maritimus L. ssp. fueginus (Phil.) Hultén
Rumex maritimus L. var. fueginus (Phil.) Dusén
Rumex maritimus L. var. persicarioides (L.) R.S. Mitchell
Rumex persicarioides L.

 Rumex maritimus.  Achenes that are equally pointed at both ends, with the ridge lines not recurving. 
Rumex maritimus. Achenes that are equally pointed at both ends, with the ridge lines not recurving.