Turbina

Turbina corymbosa

Turbina corymbosa (L.) Raf.
Engl.: ololiuqui, christmaspops, christmasvine, Mexican morning glory, snakeplant.
Deu.: Ololiuqui.
Bot. syn.: Rivea corymbosa (L.) Hallier f.

I have no articles for this botanical term, but there might be some for the next level down (if found).