Catalpa ovata G. Don

Reportedly cultivated at Abbottabad (Hazara).

The fruit are used medicinally for promoting diuresis.

Small tree, up to 6 m tall. Leaves 3-lobed, cordate-ovate. Panicles many flowered, 10-16 cm long.

Trees ca. 15 m tall; young branches sparsely pubescent. Leaves opposite or nearly so, sometimes whorled; petiole 6-18 cm; leaf blade broadly ovate, ca. 25 X 25 cm, scabrous, sparsely pubescent, or glabrescent, base cordate, margin entire or sinuolate, usually 3-lobed, apex acuminate; lateral veins 4-6 on each side of midrib, palmately 5-7-veined basally. Inflorescences paniculate, terminal; peduncle sparsely pubescent, 12-28 cm. Calyx bilabiate, 6-8 mm. Corolla campanulate, pale yellow, yellow 2-striate and purple spotted at throat, ca. 2.5 X 2 cm. Anthers divergent. Style filiform; stigma 2-lobed. Capsule linear, nodding, 20-30 cm X 5-7 mm. Seeds long ellipsoid, 6-8 X ca. 3 mm, villous at both ends. Fl. May-Jun, fr. Aug-Oct. 2n = 40*.

Distribution: A native of China. Cultivated elsewhere.

Anhui, Gansu, Hebei, Heilongjiang, Henan, Hubei, Jiangsu, Jilin, Liaoning, Nei Mongol, Ningxia, Qinghai, Shaanxi, Shandong, Shanxi, Sichuan, Xinjinag [introduced elsewhere].

Fl.Per.: April-May.

* Slopes; (500-)1900-2500 m.

Bignonia catalpa Thunberg; Catalpa henryi Dode; C. kaempferi Siebold & Zuccarini.