Beta vulgaris

Species category

Agricultural, Vegetable

Common name

common beet

Diagnostic characters

Planting unit

Multigerm seed ballSeed ball:
This is the result of the fruit becoming embedded into the flower receptacle as found in Chenopodiaceae. Seed balls with more than one fruit embedded are multigerm as in garden beets.

Shape

Irregularly globose

Size

  • Length: 3–5 mm
  • Width: 3–5 mm
  • Thickness: 3–5 mm

Color

Brown

Texture

Very rough

Other structures

ReceptacleReceptacle:
The usually enlarged upper portion of the pedicel to which the parts of the flower are attached.
tissue, operculum covering single-seeded fruitsFruit:
A mature ovary and any associated parts.
.

Identification notes

Flowers are embedded in the receptacleReceptacle:
The usually enlarged upper portion of the pedicel to which the parts of the flower are attached.
. Each flower can be detected by an operculum covering its single-seeded fruitFruit:
A mature ovary and any associated parts.
. If there is only one fruitFruit:
A mature ovary and any associated parts.
, the term used is "monogermMonogerm:
A sugar beet 'seed' (botanically a fruit embedded in receptacle tissue) containing only one ovule in contrast to a multigerm 'seed,' which represents aggregate fruit containing several ovule units (see seed ball).
", or "multigerm" when more than one fruitFruit:
A mature ovary and any associated parts.
is present in the same receptacleReceptacle:
The usually enlarged upper portion of the pedicel to which the parts of the flower are attached.
.

Noxious weed seed categories

Not listed

AOSA examination list

Included

More information

For more information, see ISMA fact sheet.

Nomenclature

Family

Chenopodiaceae

Valid name

Beta vulgaris L.

Synonyms

Beta maritima L.
Beta vulgaris L. ssp. maritima (L.) Arcang.

 Beta vulgaris.  Polygerm fruit with woody perianths. Photo by Madeline Maher, USDA-APHIS-PPQ.
Beta vulgaris. Polygerm fruit with woody perianths. Photo by Madeline Maher, USDA-APHIS-PPQ.