All Floras      Advanced Search
FOC Vol. 9 Page 117 Login | eFloras Home | Help
FOC | Family List | FOC Vol. 9 | Rosaceae

13. OSTEOMELES Lindley, Trans. Linn. Soc. London, Bot. 13: 96, 98. 1821.

小石积属 xiao shi ji shu

Gu Cuizhi (Ku Tsue-chih); Stephen A. Spongberg

Shrubs deciduous or evergreen; buds small, with several narrow scales. Leaves imparipinnate; stipules linear to lanceolate; rachis narrowly winged; leaflets opposite, sessile or shortly petiolulate, small, margin entire. Corymb terminal, numerous flowered; bracts caducous. Hypanthium campanulate. Sepals 5. Petals 5, white. Stamens 20. Ovary inferior; 5-loculed, with 1 ovule per locule; styles 5, free. Fruit a small pome, with persistent erect sepals; seeds erect; cotyledons plano-convex.

About five species: E Asia; three species (one endemic) in China.


1 Styles basally glabrous; leaflet blade suborbicular, rarely obovate-oblong.   3 O. subrotunda
+ Styles basally pubescent; leaf blade obovate to elliptic.   (2)
       
2 (1) Leaflet blade obovate or obovate-oblong, 10–15 × 3–5 mm; hypanthium and sepals densely pubescent.   1 O. anthyllidifolia
+ Leaflet blade elliptic, elliptic-oblong or obovate-oblong, 5–10 × 2–4 mm; hypanthium and sepals slightly pubescent or subglabrous.   2 O. schwerinae

Lower Taxa


 

Related Objects  
  • Osteomeles.PDF
  • PDF

    Flora of China @ efloras.org
    Browse by
    Volume
    Family
    Genera
    Advanced Search


    Flora of China Home


    Checklist

     

     

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