Evergreen woody climber. Leaflets mostly 7-9, dark green, sometimes with a few scattered teeth that are more prominent on mature plants. Flowers pale pink, striped with red, hairless inside; summer. Calyx slightly swollen.
P. brycei (N.E. Br.) Sprague, Queen of Sheba Vine, from Zimbabwe, the second species in the genus, is occasionally grown; it has 9-11 leaflets and pink flowers with red markings and a yellow throat that is hairy inside.
Source: (2002). Bignoniaceae. In: . Horticultural Flora of South-eastern Australia. Volume 4. Flowering plants. Dicotyledons. Part 3. The identification of garden and cultivated plants. University of New South Wales Press.