In Colombia it is one of the names of an aromatic plant of the Poaceae family. We also call it lemon. Other common names are lemongrass , lemon balm , lemongrass , lemongrass , lemongrass , lemongrass , cedron kapi'i , page , lemon cane , holy cane , lemon grass , lemon straw . Lemon balm. Its scientific name is Cymbopogon citratus (grass that tastes like lemon).