Stylophorum diphyllum is a species of perennial herb native to North America. Its name can be a bit tricky to spell, so let's break it down using IPA phonetic transcription. "Stylophorum" is pronounced [ˌstaɪ.lə.ˈfɔː.rəm] with the stress on the third syllable. "Diphyllum" is pronounced [daɪ.ˈfɪ.ləm] with the stress on the second syllable. Remembering the correct spelling of scientific names can be challenging, but using phonetic transcription can help make it easier.