Mentha × piperita

Species category

Herb or Spice

Common name

peppermint

Diagnostic characters

Planting unit

NutletNutlet:
A small, dry, indehiscent carpel of a fruit, usually composed of one quarter of the fruit with each enclosing a single seed (e.g. mints).

Shape

OvalOval:
Broadly elliptic.
with large scars

Size

  • Length 0.6–0.8 mm
  • Width 0.4–0.5 mm
  • Thickness 0.3–0.5 mm

Color

Dark brown

Texture

Glossy and minutely reticulate

Other structures

Large diagonal scars joined at ridge

Identification notes

NutletsNutlet:
A small, dry, indehiscent carpel of a fruit, usually composed of one quarter of the fruit with each enclosing a single seed (e.g. mints).
are small and glossy with proportionately large joining scars at the base.

Noxious weed seed categories

Not listed

AOSA examination list

Included

Nomenclature

Family

Lamiaceae

Valid name

Mentha × piperita L. (pro. sp.)

Synonyms

Mentha aquatica var. crispa (L.) Benth.
Mentha crispa L.
Mentha dumetorum Schult.
Mentha × piperita var. piperita L.

 Mentha X piperita.  Nutlets with proportionately large joining scars at the base. 
Mentha X piperita. Nutlets with proportionately large joining scars at the base.