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Pelargonium ×hortorum

Species category

Flower, Weed

Common name

zonal geranium

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.

Size

  • Length 3.3–4.5
  • Width 1.3–1.7 mm
  • Thickness 1–1.2 mm

Color

Brown

Texture

Striate

Other structures

VentralVentral:
Adaxial; of the side of an organ facing the axis (compare dorsal).
side is concave with central radicleRadicle:
The rudimentary root of the embryo, developing into the primary root after emergence from the seed coat.
 lobe.

Identification notes

HilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
 on ventralVentral:
Adaxial; of the side of an organ facing the axis (compare dorsal).
side, centered below the radicleRadicle:
The rudimentary root of the embryo, developing into the primary root after emergence from the seed coat.
 lobe.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Geraniaceae

Valid name

Pelargonium ×hortorum L.H. Bailey (pro. sp.)

Pelargonium × hortorum. True seeds with a concave ventral side that contains a central radicle lobe.
Pelargonium × hortorum. True seeds with a concave ventral side that contains a central radicle lobe.