Mas"ter*wort` (?), n. Bot. (a)

A tall and coarse European umbelliferous plant (Peucedanum Ostruthium, formerly Imperatoria).

(b)

The Astrantia major, a European umbelliferous plant with a showy colored involucre.

(c)

Improperly, the cow parsnip (Heracleum lanatum).

 

© Webster 1913.

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