Malva parviflora

Species category

Weed

Common name

cheeseweed mallow, small-whorl mallow, cheeseweed, small-flowered mallow, mauve parviflore

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

Circular and wedged

Size

  • Length 2 mm
  • Width 2 mm
  • Thickness 1 mm

Color

Light brown

Texture

Seeds are smooth. CarpelCarpel:
One section of a compound ovary.
margin wall is deeply reticulatedReticulated:
Resembling a net or network, especially having veins, fibers, or lines crossing the surface.  
. The sides have ribs radiating outward from the hilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
area. The margins have ridges following their outlines.

Other structures

Most seeds are enclosed in a carpelCarpel:
One section of a compound ovary.
wall.

Identification notes

The seeds of Malva species are rather nondescript. The carpelCarpel:
One section of a compound ovary.
walls, however, have complex characteristics unique to each species.

Noxious weed seed categories

Not listed

AOSA examination list

Included

More information

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

Nomenclature

Family

Malvaceae

Valid name

Malva parviflora L.

 Malva parviflora.  Seeds within a carpel that have ribs radiating outward from the hilum area. 
Malva parviflora. Seeds within a carpel that have ribs radiating outward from the hilum area.