Question: Are both Gordonia and Bignonia from the same plant family?
Sentence (from "Gordonia (plant)"): The remaining species, "G. lasianthus" (Loblolly-bay), is native to southeast North America, from Virginia south to Florida and west to Louisiana; "G. fruticosa" is native to the tropical rainforests of Central and South America, from Costa Rica to Brazil.
Relevant evidence: No