query: What family does the purple heart plant belong to?
passage: Tradescantia pallida
Tradescantia pallida is a species of spiderwort (a genus of New World plants) more commonly known as wandering jew or walking jew, a name it shares with the closely related species T. fluminensis and T. zebrina. Other common names include purple secretia, purple-heart,[2] and purple queen.[3] It is native to the Gulf Coast region of eastern Mexico. Edward Palmer collected the type specimen near Ciudad Victoria, Tamaulipas in 1907.[4]
passage: Purpureostemon
Purpureostemon is a genus of plant in the myrtle family Myrtaceae described as a genus in 1939. There is only one known species, "Purpureostemon ciliatus", endemic to New Caledonia. "Purpureostemon" is related to "Xanthostemon".