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

Irregular triangular

Size

• Length 0.6–0.8 mm
• Width 0.4–0.5 mm
• Thickness 0.2–0.3 mm

Color

Black

Texture

Large transverseTransverse:
Set crosswise, crossing or at right angles.
ridges covered with small tubercles

Other structures

HilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
on margin

Family

Scrophulariaceae

Valid name

Linaria maroccana Hook. f.