madnep

from The Century Dictionary.

• noun A tall umbelliferous plant, Heracleum Sphondylium, of Europe and subarctic regions.
• noun Heracleum lanatum, the cowparsnip or masterwort.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Bot.) The masterwort (Peucedanum Ostruthium), a tall and coarse European umbelliferous plant.
• noun (Bot.) A biennial weed in Europe and America having large pinnate leaves and yellow flowers and a bitter and somewhat poisonous root; the ancestor of cultivated parsnip; called also wild parsnip.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun The masterwort (Peucedanum ostruthium).

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun biennial weed in Europe and America having large pinnate leaves and yellow flowers and a bitter and somewhat poisonous root; the ancestor of cultivated parsnip