Photo: Ptelea trifoliata 3.
Branch in seed. Botanical garden Kumpula, Helsinki, Finland. Planted. 2006-09-09.
Ptelea trifoliata L.
Engl.: common hoptree, wafer ash, heal-all, hop tree, shrubby trefoil, swamp dogwood, wingseed.
Deu.: Hopfenstrauch, Kleeulme.
Suom.: ptelea.
Sven.: klöveralm.
Fran.: orme de Samarie.
Span.: cola de zorrillo.
Bot. syn.: Ptelea angustifolia Benth., Ptelea pallida Greene, Ptelea serrata Small, Ptelea tomentosa Raf.