Oroxyleae is a tribe of trees in the family Bignoniaceae: typically found in Asia.USDA, ARS, National Genetic Resources Program. Germplasm Resources Information Network - (GRIN), National Germplasm Resources Laboratory, Beltsville, Maryland, USA (retrieved 30 January 2020)
Genera Four genera are currently recognised: Hieris - monotypic Hieris curtisii Millingtonia (synonym Nevrilis Raf.) - monotypic Nyctocalos Oroxylum (synonyms: Calosanthes Blume & Hippoxylon Raf.) - monotypic Oroxylum indicum
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