Vasilis Teodoridis:
Bignoniaceae | Campsis
1. Campsis grandiflora (Thunberg) Schumann in Engler & Prantl; Nat. Pflanzenfam. 4(3b): 230. 1894.
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Bignonia grandiflora Thunberg; Fl. Jap. 253. 1784; B. chinensis Lamarck; Campsis adrepens Loureiro; C. chinensis (Lamarck) Voss; Tecoma chinensis (Lamarck) K. Koch; T. grandifloraLoiselleur-Deslongchamps.
Stems woody. Leaf rachis 4-13 cm; leaflets 7-9; petiolules 5(-10) mm; blade ovate to ovate-lanceolate; 3-6(-9) X 1.5-3(-5) cm; glabrous; base broadly cuneate; margin serrate; apex caudate-acuminate; lateral veins 6 or 7 on each side ofmidrib. Inflorescences short paniculate; terminal; peduncle 15-20 cm. Calyx campanulate; ca. 3 cm; divided halfway; lobes lanceolate; ca. 1.5 cm. Corolla red adaxially; orange-red abaxially; ca. 5 cm; lobes semirounded. Stamens inserted at base of corolla tube; filaments linear; 2-2.5 cm; anthers divergent; yellow. Style linear; ca. 3 cm; stigma compressed; 2-lobed. Capsule apex obtuse. Fl. May-Aug. 2n = 36; 38; 40.
Fujian; Guangdong; Guangxi; Hebei; Shandong; Shanxi; cultivated in Taiwan [India; Japan; Pakistan; Vietnam].
The plants are cultivated as ornamentals; and the flowers are used medicinally for promoting diuresis.