Agricultural
black medick, nonesuch
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.
ObovateObovate:
Inverted egg shaped with apical end the broadest.
to ovateOvate:
Egg-shaped with basal end the broadest.
Yellowish tan to greenish tan (often more greenish along edge of the cotyledonCotyledon:
The modified storage leaf or pair of leaves of an embryo and seedling (see primary leaf).
lobe)
Smooth to dull
RadicleRadicle:
The rudimentary root of the embryo, developing into the primary root after emergence from the seed coat.
is divergent at the tip forming a point at the hilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
.
The seed has a unique off-side to the uniform ovateOvate:
Egg-shaped with basal end the broadest.
to obovateObovate:
Inverted egg shaped with apical end the broadest.
shape. The radicleRadicle:
The rudimentary root of the embryo, developing into the primary root after emergence from the seed coat.
diverges from the seed at the tip, forming a point at the hilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
. The hilumHilum:
The scar on the seed coat at the place of its detachment from the seed stalk (funiculus).
is near the basalBasal:
The base of the fruit or seed opposite the apical end.
end and has a unique point near its lower side. The podsPod:
A dehiscent fruit produced by leguminous plants (beans, peas). Also known as a legume.
often adhere and are green to black with nerves in concentric lines.
State Noxious Weed: Arizona
Included
For more information, see ISMA fact sheet.
Fabaceae
Medicago lupulina L.
Medicago lupulina L. var. cupaniana (Guss.) Boiss.
Medicago lupulina L. var. glandulosa Neilr.