Flora of China
  FOC Vol.19 (2011)              | Family List  Berberidaceae  PDF Mahonia  PDF   | Link Font:+ Big | - Small
   13. Mahonia paucijuga  C. Y. Wu ex S. Y. Bao Acta Phytotax. Sin. 25: 151. 1987.
景东十大功劳   jing dong shi da gong lao

Berberis paucijuga (C. Y. Wu ex S. Y. Bao) Laferrière.


Shrubs, 1-3 m tall. Leaves adaxially deep green, ovate, 17-30 × 10-15 cm; leaflets 2 or 3 pairs, lowest pair 2-8 cm above base of rachis, adaxial veins obviously raised, reticulate; rachis 2-3 mm in diam.; internodes 2-3 cm; leaflets shortly petiolulate, oblong-ovate or elliptic, 6-12 × 2.5-5.5 cm, thickly leathery, base broadly cuneate, margin 6-16-spinose-serrate on each side, apex acuminate or mucronate; terminal leaflet elliptic, ca. 2 cm, petiolulate. Inflorescence 4-6-fascicled racemes; bracts of inflorescence ovate, ca. 10 × 6 mm. Pedicel 4-5 mm; floral bracts linear-lanceolate, 8-12 mm, apex long acuminate. Sepals yellow; outer sepals narrowly triangular, ca. 2.5 mm; median sepals elliptic, ca. 6 × 3 mm, 3-veined, apex rounded; inner sepals oblong, ca. 5 mm. Petals yellow, oblong, ca. 5 × 2.4 mm, base with distinct glands, apex deeply emarginate, lobes obtuse. Stamens ca. 3 mm; anther connective not prolonged, truncate. Ovary ca. 3 mm; ovules 2; style absent. Berry slightly pruinose, narrowly ellipsoid, ca. 4 mm; style not persistent. Fl. Apr-May, fr. May-Jul.

● Open forests, along trails; 2500-3000 m. Yunnan.