The Probert Encyclopaedia of Nature

MELILOT

Common or ribbed melilot (Melilotus officinalis) or yellow sweet clover as it is also known, is a poisonous biennial herb of the family Leguminosae with a tall, angled, branched stem. The leaves are alternate, stalked and trifoliate with rectangular, toothed leaflets and stipules joined to the stem. The flowers are yellow and arranged in long slender spikes in the upper leaf axils. The fruit is a hairless ovoid pod with transverse wrinkles and coloured brown when ripe.
Research Melilot