Children (14 direct children, 14 direct and indirect children):
Ptelea trifoliata angustifolia
Ptelea trifoliata polyadenia
Common hoptree
Ptelea trifoliata subsp. pallida
Ptelea trifoliata subsp. coahuilensis
Ptelea trifoliata var. confinis
Ptelea trifoliata var. persicifolia
Ptelea trifoliata var. pumila
Ptelea trifoliata var. trifoliata
Ptelea trifoliata var. angustifolia
Ptelea trifoliata var. lutescens
Ptelea trifoliata var. mollis
Ptelea trifoliata f. aurea
Ptelea trifoliata var. baldwinii