海南野扇花 hai nan ye shan hua

Sarcococca balansae Gagnepain; S. euphlebia Merrill.

Shrubs, 1-3 m tall; branchlets long and slender, recurved toward left or right, longitudinally ribbed, glabrous. Petiole 1-2 cm; leaf blade elliptic-lanceolate, ovate-lanceolate, or elliptic-oblong, 8-16(-20) × 4-6 cm, papery, glabrous on both surfaces, base broadly cuneate, apex acuminate; basal lateral veins a pair to triplinerved, distance 5-7 mm from base, other lateral veins 2 or 3(-5) pairs, midrib and lateral veins impressed adaxially, prominent abaxially. Inflorescences short racemes or subcapitate, 1-1.3 cm; rachis glabrous; bracts ovate, ca. 1.3 mm. Male flowers 7-10, inserted on major part of rachis, flower distance 1-2 mm; male flowers in basal part with pedicels ca. 1.2 mm, bracteoles 2, ovate, 0.8-1 mm, apex obtuse, tepals 4, outer tepals broadly ovate or elliptic, inner tepals ca. 2 mm, apex rounded, mucronate; male flowers in apical part with very short pedicels, ebracteolate, tepals 4 or 5; sterile pistil oblong, ca. 0.5 mm, ca. 1 mm in diam. Female flowers 1 or 2(-5), inserted basally on rachis; bracteoles ovate or ovate-triangular; tepals similar to apical bracteoles. Drupe globose, 8-10 mm in diam.; persistent sepals broadly ovate, 1.5-2(-3) mm; persistent styles 2, recurved; carpopodium 4-6(-10) mm. Fl. and fr. Sep-Mar.

Forests, mountain valleys; 500-800 m. Hainan, S and W Yunnan [Myanmar, Vietnam].