Tradescantia sp.

Species category

Flower, Weed

Common name

spiderwort, spider-lily

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

OvateOvate:
Egg-shaped with basal end the broadest.

Size

  • Length 2–3.5 mm
  • Width 1.5–2 mm
  • Thickness 0.9–1 mm

Color

Gray

Texture

Reticulate 

Other structures

The margin is made of large transverseTransverse:
Set crosswise, crossing or at right angles.
wrinkles.

Identification notes

On the dorsalDorsal:
Upper side or back of a seed or fruit.
side are two longitudinal rows of grooves. On the ventralVentral:
Adaxial; of the side of an organ facing the axis (compare dorsal).
side is a large central depression containing a center post.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Commelinaceae

Valid name

Tradescantia L.

Synonyms

 Tradescantia.  True seeds with a margin of large transverse wrinkles.
Tradescantia. True seeds with a margin of large transverse wrinkles.