Trifolium michelianum

Species category

Weed

Common name

bigflower clover

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 1.5–1.7 mm 
  • Width 1.3–1.5 mm 
  • Thickness 1–1.2 mm 

Color

Brown to black

Texture

Smooth to rough

Other structures

The radicleRadicle:
The rudimentary root of the embryo, developing into the primary root after emergence from the seed coat.
and cotyledonCotyledon:
The modified storage leaf or pair of leaves of an embryo and seedling (see primary leaf).
lobes are about the same length.

Identification notes

The area around the hilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
is often light-colored.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Fabaceae

Valid name

Trifolium michelianum L.

Synonyms

 Trifolium michelianum.  True seeds with the area around the hilum light-colored. 
Trifolium michelianum. True seeds with the area around the hilum light-colored.