Prasium majus is a species of shrub in the family Lamiaceae. They have a self-supporting growth form. They have simple, broad leaves and fleshy fruit. Flowers are visited by Osmia aurulenta, Habropoda tarsata, Nomada nobilis, and Rhodanthidium septemdentatum. Individuals can grow to 1.5 m.
EOL has data for 25 attributes, including: