identification

An organization that I work with is currently developing an extensive kava monograph. As part of the project, I was provided several samples of kava root and rhizome from Vanuatu, to examine and generate a macroscopical description. The cross-section of these specimens conformed to the depiction...

This plant was traded to a friend as Piper methysticum, and I was excited when they sent me cuttings. However, I'm a plant nerd and it doesn't look like the details match methysticum. I'm totally impressed with the diversity of the Piper genus now, and hoping this beauty might be some sort of...