foc
《中国植物志》英文修订版
Flora of China
  FOC Vol.2-3 (2013)              | Family List  Marsileaceae  PDF     |  eFloras.org Link Font:+ Big | - Small
   15. Marsileaceae  
蘋科   ping ke
  
Authors:Authors: Youxing Lin & David M. Johnson

  

Plants small, herbaceous, in shallow water or on shores of lakes and ponds. Rhizomes slender and creeping with a siphonostele, covered with short side-attached hairs or glabrous. Fronds linear or with 2-4 obtriangular or fan-shaped pinnae attached at top of stipe, these floating on water surface or emergent. Spores formed inside bean-shaped sporocarps attached to stipe by a short peduncle. Sporocarps containing 2-30 sori, each sorus including both megasporangia and microsporangia. Megasporangium with 1 large spore; microsporangium with 16-64 small spores.

Three genera and ca. 60 species: Africa and Australia are the centers of diversity; one genus and three species in China.

Lin Youxing. 2000. Marsileaceae. In: Lin Youxing, ed., Fl. Reipubl. Popularis Sin. 6(2): 336-339.

  
   Lower Taxon
  • Marsilea  Linnaeus  蘋属