foc
《中国植物志》英文修订版
Flora of China
  FOC Vol.6 (2001)              | Family List  Ranunculaceae  PDF Ceratocephala  PDF   |  eFloras.org Link Font:+ Big | - Small
   38. Ceratocephala  Moench
角果毛茛属   jiao guo mao gen shu
  
Authors:Wang Wencai; Michio Tamura

  

Herbs annual, erect. Leaves all basal, a few sessile, undivided and linear, others petiolate; leaf blade 3-sect, segments undivided or 1 or 2 × dissected into linear lobules. Scapes naked. Inflorescence a solitary terminal flower. Flowers bisexual, actinomorphic. Sepals 5, deciduous. Petals 3--5, yellow, narrowly obovate, clawed at base, with a nectary pit covered by a scale above claw. Stamens few to 10; filaments linear; anthers ellipsoid. Carpels 10 to numerous; ovule 1 per carpel; ovary attenuate into a subulate style. Aggregate fruit globose or cylindric; achenes 10 to numerous, spirally attached to elongated receptacle, with 2 hard hollow protuberances at base; style persistent, forming flattened spinelike beak.

Four species: N Africa, W Asia, Europe, SW Pacific Islands (New Zealand); two species in China.

  
1Persistent style falcate, ca. 7--10 × 1--1.2 mm1  C. falcata    弯喙角果毛茛
+Persistent style straight, 1.5--5 × 0.7--0.9 mm2  C. testiculata    角果毛茛
   
   Lower Taxon
  • Ceratocephala falcata  (Linnaeus) Persoon  弯喙角果毛茛
  • Ceratocephala testiculata  (Crantz) Roth  角果毛茛