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Chinese Plant Names | Family List | Lardizabalaceae | Archakebia

1. Archakebia apetala (Q. Xia, J. Z. Suen & Z. X. Peng) C. Y. Wu, Acta Phytotax. Sin. 33: 240. 1995.

长萼木通 chang e mu tong

Description from Flora of China

Holboellia apetala Q. Xia, J. Z. Suen & Z. X. Peng, Acta Phytotax. Sin. 28: 409. 1990.

Woody climbers, glabrous. Stems grayish brown; lenticels small, orbicular. Winter buds ca. 6 mm, apex acute, outer scales reddish brown. Petiole slender, 5--11 cm; leaf blade leaflets (4 or)5--7, obovate-elliptic to oblong, 3--7.5 × 1.5--4 cm, subleathery to papery, abaxially glaucous, adaxially dark green, base broadly cuneate to rounded, margin entire, apex rounded, slightly emarginate, and inconspicuously cuspidate; primary veins 3 from base. Racemes usually several, fascicled, 3--8 cm, 5--12-flowered; bracts pale yellow, slightly purplish red. Flowers pale yellow, sometimes greenish white or purplish red. Male flowers: pedicel 2--4 mm. Outer 3 sepals lanceolate, 10--18 × 2--4 mm, apex acuminate; inner 3 sepals linear. Petals absent. Stamens 3--4 mm, free; filaments very short; anthers incurved, subsessile. Pistillodes 3, minute. Female flowers: pedicel 1.5--2.5 cm. Outer 3 sepals lanceolate, 1.5--3.2 × 0.5--0.9 cm; inner 3 sepals linear, 1.2--2.8 × 0.2--0.3 cm. Petals absent. Staminodes 6, very small. Carpels cylindric, short. Style inconspicuous; stigma capitate, subsessile. Fruit yellow, ellipsoid to oblong, smooth, dehiscent at maturity. Seeds ovoid to reniform, ca. 6 mm, apex obtuse. Fl. Apr--May, fr. Sep--Oct.

* Open forest on mountain slopes; 500--1000 m. S Gansu (Wen Xian), SW Shaanxi (Lüeyang Xian, Mei Xian), N Sichuan.


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