From the Mexican name, Tecomaxochitl.
Upright trees and shrubs. Leaves compound with a terminal leaflet. Leaflets 3 or more, margins sawtoothed. Flower clusters terminal, sometimes branched. Flowers tubular to bell-shaped, orange or yellow. Calyx cup-shaped, 5-lobed. Stamens enclosed. Fruit capsule linear, flattened; seeds narrow, winged.
Grown for the bell-like flowers, sometimes as a bush or screen, mostly in warmer regions.
Seeds and softwood cuttings.
Upright plants; stamens enclosed.
About 14 species from tropical and South Africa; tropical America especially Andes to Arizona.
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.