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FOC | Family List | FOC Vol. 18 | Bignoniaceae

7. Stereospermum Chamisso, Linnaea. 7: 720. 1833.

羽叶楸属 yu ye qiu shu

Dipterosperma Hasskarl.

Trees deciduous. Leaves 1-pinnately compound, opposite; leaflets entire, elliptic or elliptic-lanceolate. Inflorescences cymose-paniculate, terminal. Calyx campanulate, 5-dentate, sometimes unequal. Corolla lobes subequal, rounded or lacerate, tube small, yellow or pale red. Stamens 4, didynamous, included; anthers divergent. Disc cushionlike. Ovary sessile; ovules numerous, in 1 to several rows. Capsule dehiscing loculicidally, terete, slender, 4-angular; septum terete, woody. Seeds inserted in septum, transparent and membranous winged at both ends.

About 15 species: tropical Asia, tropical Africa; three species in China.

1 Leaflets scabrous, densely pubescent, apex bluntly acute to obtuse   3 Stereospermum neuranthum
+ Leaflets nearly smooth on both sides, glabrous, apex acuminate to caudate.   (2)
2 (1) Flowers yellow-white; calyx glabrous   1 Stereospermum colais
+ Flowers red-brown; calyx densely puberulent   2 Stereospermum strigillosum

Lower Taxa


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