Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
malva, ae, f. [μαλάχη], mallows: in magnis laudibus malva est utraque, et sativa, et silvestris. Duo genera earum amplitudine folii discernuntur: majorem Graeci malopen vocant in sativis. Alteram ab emoliendo ventre dictam putant malachen, etc., Plin. 20, 21, 84, § 222; Cic. Fam. 7, 26, 2; Mart. 10, 48, 7.