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FOC | Family List | FOC Vol. 11 | Celastraceae | Euonymus

89. Euonymus yunnanensis Franchet, Bull. Soc. Bot. France. 33: 454. 1886.

云南卫矛 yun nan wei mao

Euonymus decorus W. W. Smith; E. linearifolius Franchet; E. pinchuanensis Loesener; E. pulvinatus Chun & F. C. How; ?E. stenophyllus J. W. Ren.

Evergreen shrubs, 2-3 m tall; branches terete, sturdy, dark brown to brown, twigs slender, striate. Petiole short, 3-5 mm; leaf blade leathery, variously linear to elliptic or obovate-elliptic, 5-9 cm × 6-24 mm, base cuneate or attenuate, margin remotely crenate and revolute, apex acute or obtuse; lateral veins invisible. Peduncle 2-3.5 cm, usually only middle flower developing; pedicel 1.5-2.5 cm. Flowers 5-merous, 2-2.5 cm in diam.; sepals triangular, persistent; petals light green, ovate, revolute, apex obtuse and entire. Capsule cylindric-rhombic to obrhombic, 5-angled with small grooves, red when fresh, brown or yellow-brown when dry, 1.5-1.8 × 1.2-1.4 cm. Seeds usually 2, ellipsoid, dark brown, partially covered by orange-red aril. Fl. Mar-Apr, fr. May-Jul.

● Forests, woodlands; 1700-2400 m. ?Guizhou, Sichuan, ?Xizang, Yunnan.

The distribution reports from Guizhou and Xizang have not been confirmed. Euonymus stenophyllus J. W. Ren (Acta Bot. Boreal. Occid. Sin. 23: 1635. 2003) was described from Gansu. Its affinity to E. yunnanensis needs further study.


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