The Collaborative International Dictionary of English v.0.48:
Matthiola \Matthiola\ prop. n. A genus of Old World plants grown as ornamentals. Syn: genus Matthiola. [WordNet 1.5]WordNet (r) 3.0 (2006):
Matthiola n 1: genus of Old World plants grown as ornamentals [syn: Matthiola, genus Matthiola]