Discussion:1. Amphilophium paniculatum (Linnaeus) Humboldt, Bonpland & Kunth, Nov.
Gen. Sp. PI. 3:116. 1819.
Bignonia paniculata L., Sp. PI. 2; 623. 1753. Type, not seen.
The single Guayana Highland collection has the densely tomentose leaves of the form variously known as A. paniculatum var molle (Schlecht. & Cham.) Standi. or A. macrophyllum H.B.K. Fruiting collections are urgently needed to evaluate the relationships in this complex.