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Phaseolus vulgaris

Species category

Vegetable

Common name

kidney bean

Diagnostic characters

Planting unit

True seedTrue seed:
A mature fertilized ovule consisting of an embryo, with or without and external food reserve (e.g., endosperm) enclosed by the testa.

Shape

OvalOval:
Broadly elliptic.
 to reniform (kidney-shaped)

Size

  • Length 1.5 mm
  • Width 1 mm
  • Thickness 1 mm

Color

Extremely variable, from white to variegated to black

Texture

Smooth

Other structures

HilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
 is midway of long axis.

Identification notes

Color and size is extremely variable in this species.

Noxious weed seed categories

Not listed

AOSA examination list

Included

More information

For more information, see ISMA fact sheet.

Nomenclature

Family

Fabaceae

Valid name

Phaseolus vulgaris L.

Synonyms

Phaseolus vulgaris var. humilis Alef.

Phaseolus vulgaris. True seeds with extreme variability in color and size. Photo courtesy of Colorado State University, Department of Soil and Crop Sciences.
Phaseolus vulgaris. True seeds with extreme variability in color and size. Photo courtesy of Colorado State University, Department of Soil and Crop Sciences.