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Waldsteinia Willd.

林石草属

Description from Flora of China

Herbs perennial, creeping. Radical leaves alternate; stipules rather large, membranous; leaf blade 3–5-fid or palmately 3–5-foliolate; segments or leaflets crenate or incised at margin. Inflorescence laxly cymose, 1–5-flowered, bracteate. Hypanthium long obconic or turbinate. Sepals 5, valvate, persistent; epicalyx segments 5, minute or absent. Petals 5, subequaling or longer than sepals. Stamens numerous, in 3 series; filaments persistent. Disk lining mouth of hypanthium. Carpels 2–6, inserted on short, villous receptacle, small; ovule solitary, ascending; style subterminal, filiform, deciduous above articulate base; stigma capitate, entire. Achenes dry or slightly fleshy, hairy, apex scarred. Seed erect; testa membranous. x = 7.

About six species: N temperate zone; one species in China.

(Authors: Li Chaoluan (Li Chao-luang); Hiroshi Ikeda, Hideaki Ohba)


 

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