Flora of China
  FOC Vol.6 (2001)              | Family List  Ranunculaceae  PDF Calathodes  PDF   | Link Font:+ Big | - Small
   2. Calathodes  J. D. Hooker & Thomson
鸡爪草属   ji zhua cao shu
Authors:Li Liangqian; Michio Tamura


Herbs perennial, mostly glabrous. Roots fibrous. Leaves simple, basal ones 1--3, cauline ones 4--6, pentagonal or subpentagonal, palmately 3-sect. Flower solitary, terminal, opening nearly flat. Sepals 5, petaloid, yellow, white, or greenish white, caducous. Petals absent. Stamens numerous; filaments narrowly linear; anthers oblong. Follicles 7--60, subleathery, with lateral veins usually parallel except basally, with or without a projection on abaxial suture. Seeds 8--10, black, glossy, ca. 2 mm, obovoid, smooth. 2n = 16*.

Four species: Bhutan, China, Sikkim; four species (three endemic) in China.

1Sepals yellow.(2)
+Sepals white or greenish white.(3)
2(1)Carpels with a projection inserted near base of abaxial suture3  C. unciformis    多果鸡爪草
+Carpels without a projection1  C. palmata    黄花鸡爪草
3(1)Carpels 7--12(--15)2  C. oxycarpa    鸡爪草
+Carpels 30--604  C. polycarpa    台湾鸡爪草
   Lower Taxon
  • Calathodes oxycarpa  Sprague  鸡爪草
  • Calathodes palmata  J. D. Hooker & Thomson  黄花鸡爪草
  • Calathodes polycarpa  Ohwi  台湾鸡爪草
  • Calathodes unciformis  W. T. Wang  多果鸡爪草