The Collaborative International Dictionary of English v.0.48:
Pastinaca \Pastinaca\ prop. n. A genus comprising the parsnips. Syn: genus Pastinaca. [WordNet 1.5]WordNet (r) 3.0 (2006):
Pastinaca n 1: a rosid dicot genus of the family Umbelliferae; includes parsnips [syn: Pastinaca, genus Pastinaca]