Ree to 12 m tall. Bark smooth, grey. Leaves broad-ovate, 11-30 cm long, 10-28 cm wide, often shallowly 3-5-lobed, pubescent with short unbranched hairs, some glandular and sticky; apex acute. Flowers appear before leaves, in cymes sessile on the flower cluster branches. Calyx lobes usually reflexed, longer than tube. Corolla campanulate, 3.5-5 cm long, violet-blue with darker lines radiating from a golden yellow throat; lobes longer than the tube. Capsule broadly ovoid, about 2.5 cm long.

Taiwan, S. Japan T

Some leaves lobed; blue corolla with lobes longer than the tube.

SPECIMENS SA: Adelaide (Mt Lofty Bot. Garden).

Source: Cooke, D.; Cooke, Y.L. (2002). Paulownia. In: Spencer, R.. 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.