All Floras      Advanced Search
FOC Vol. 10 Page 2, 72, 95 Login | eFloras Home | Help
FOC | Family List | FOC Vol. 10 | Fabaceae

45. Maackia Ruprecht, Bull. Cl. Phys.-Math. Acad. Imp. Sci. Saint-Pétersbourg. 15: 143. 1856.

马鞍树属 ma an shu shu

Authors: Bojian Bao & Michael A. Vincent

Trees or shrubs; buds axillary, exposed, bud scales imbricate. Leaves imparipinnately compound, alternate, estipulate, petiolate, deciduous; leaflets opposite or nearly opposite, entire, estipellate; petiolule short. Racemes simple or branched at base, terminal. Flowers many, dense; bracteoles caducous. Calyx inflated, campanulate or cylindric, 5-toothed. Corolla white to greenish white; standard obovate, long elliptic-obovate, or obovate-cuneate, reflexed; wings oblique-oblong, hastate at base; keels slightly incurved, partially fused ventrally. Stamens 10; filaments slightly fused at base; anthers versatile, elliptic. Ovary subsessile, densely hairy, few ovuled; style slightly incurved; stigmas small, terminal. Legume flat, long elliptic to linear or ovate, straight or curved, narrowly winged along ventral suture or not. Seeds 1-5, long elliptic, flat.

Twelve species: E Asia; seven species (six endemic) in China.

1 Leaflets 3-5(-7); legume slightly curved to falcate; fruit neck slender, 5-15 mm; flowers ca. 20 mm.   1 M. tenuifolia
+ Leaflets (7-)9-15; legume not falcate; fruit neck absent; flowers less than 12 mm   (2)
2 (1) Legume winged along ventral suture; wing 2-6 mm wide   (3)
+ Legume ± wingless along ventral suture, rarely winged to 1 mm   (4)
3 (2) Leaflets lanceolate-elliptic or long ovate-elliptic, acuminate at apex; flowers 7-8 mm; legume wing 1-4 mm wide.   6 M. taiwanensis
+ Leaflets ovate or ovate-elliptic, obtuse at apex; flowers ca. 10 mm; legume wing 2-6 mm wide.   7 M. hupehensis
4 (2) Leaves sparsely pubescent abaxially   (5)
+ Leaves glabrous abaxially, rarely hairy at base of main vein   (6)
5 (4) Flowers ca. 10 mm; small trees; leaflets acute at apex.   4 M. hwashanensis
+ Flowers ca. 6 mm; shrubs; leaflets acuminate at apex.   5 M. chekiangensis
6 (4) Legume 3-7 cm, length usually 3-6 × width; flowers ca. 10 mm.   2 M. amurensis
+ Legume less than 3.5 cm, length less than 3 × width; flowers 6-7 mm.   3 M. australis

Lower Taxa


Related Objects  
  • Maackia (PDF)
  • PDF

    Flora of China @
    Browse by
    Advanced Search

    Flora of China Home




     |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |