Flora of China
  FOC Vol.5 (2003)              | Family List  Opiliaceae  PDF     | Link Font:+ Big | - Small
   Opiliaceae  (Bentham) Valeton
山柚子科   shan you zi ke
Authors:Qiu Huaxing (邱华兴 Chiu Hua-hsing, Kiu Hua-xing) ; Paul Hiepko

  • Qiu Huaxing -- Department of Taxonomy, South China Institute of Botany, Chinese Academy of Sciences, Wushan, Guangzhou, Guangdong 510650, People’s Republic of China.
  • Paul Hiepko -- Botanischer Garten und Botanisches Museum Berlin-Dahlem, Königin-Luise-Straße 6–8, D-14191 Berlin, Germany.


    Evergreen trees, shrubs, or lianas, root parasites. Stipules absent. Leaves alternate, simple, margin entire, penninerved. Inflorescences axillary or cauliflorous, spikes, racemes, or panicles [or umbels, in Africa]; bracts narrowly ovate or scale-like. Flowers small, actinomorphic, (3-)5-merous, bisexual or unisexual and plants then dioecious or gynodioecious (in Champereia). Perianth free or tepals partly united, valvate. Stamens as many as and opposite tepals, free or filaments inserted on tepals; anthers 2-loculed, introrse, dehiscence longitudinal. Disk intrastaminal, lobed, annular, or cupular. Ovary superior or semi-sunken in disk, 1-loculed; ovule 1, pendulous, unitegmic, tenuinucellar; placentation free-central. Style short or none; stigma entire or shallowly lobed. Fruit a drupe. Seed coat thin; endosperm oily; embryo terete, with 3 or 4 linear cotyledons.

    Ten genera and 33 species: widespread in tropical and subtropical regions; five genera and five species in China.

    Chen Pang-yu. 1988. Opiliaceae. In: Kiu Hua-shing & Ling Yeou-ruenn, eds., Fl. Reipubl. Popularis Sin. 24: 46–52.

    1Inflorescences panicles, sometimes axillary, usually on branches and trunk.5  Champereia    台湾山柚属
    +Inflorescences spikes or racemes, axillary, rarely on old branches or trunk.(2)
    2(1)Flowers in spikes; bracts triangular, persistent.1  Cansjera    山柑藤属
    +Flowers in racemes; bracts broadly ovate to ovate, caducous.(3)
    3(2)Lianas, sometimes shrubs; rachis of racemes tomentose; drupe 2.5-3 cm.2  Opilia    山柚子属
    +Trees or shrubs; rachis of racemes glabrous; drupe 1-1.8 cm.(4)
    4(3)Tepals united at base; filaments flattened; disk cupular; drupe 1.5-1.8 cm.3  Lepionurus    鳞尾木属
    +Tepals free; filaments filiform; disk annular; drupe 1-1.5 cm.4  Urobotrya    尾球木属
       Lower Taxon
  • Cansjera  Jussieu  山柑藤属
  • Champereia  Griffith  台湾山柚属
  • Lepionurus  Blume  鳞尾木属
  • Opilia  Roxburgh  山柚子属
  • Urobotrya  Stapf  尾球木属