This species has been referred to as Cyperus laxus Lam.(a neotropical species) by some authors. However, most modern treatments accept that the two taxa are distinct - a treatment we follow here. Any uses for Cyperus laxus, where the range is given as Asia, should be referred to this species[
Cyperus bancanus Miq.
Cyperus buettneri Boeckeler
Cyperus calacaryensis Steud.
Cyperus holophyllus Miq. ex de Vriese
Cyperus iridifolius A.Dietr.
Cyperus lagorensis Steud.
Cyperus laxus macrostachyus (Boeckeler) Karth.
Cyperus laxus macrostachyus (Boeckeler) V.P.Prasad & N.P.Singh
Cyperus laxus multispicatus (S.M.Huang) S.M.Huang
Cyperus moestus Kunth
Cyperus nigroviridis Thwaites
Cyperus parciflorus Link
Cyperus pubisquama Steud.
Cyperus sarzogonensis J.Presl & C.Presl
Cyperus scirpoides J.Presl & C.Presl
Eucyperus diffusus (Vahl) Rikli
Plant growing in the Botanischer Garten, Dresden, Germany.
Photograph by: Daderot
Creative Commons Zero, Public Domain Dedication
Cyperus diffusus is a herbaceous, perennial plant producing culms of grass-like leaves 15 - 80cm tall from a short, hardened rhizome[
The plant is harvested from the wild for local use as a medicine.
E. Asia - southern China, India, Sri Lanka, Nepal, Bangladesh, Myanmar, Thailand, Cambodia, Laos, Vietnam, Malaysia, Indonesia, New Guinea, NE Austral
Thickets and moist forests on river banks, shady roadsides; at elevations up to 700 metres[
]. Forests in valleys, grasslands on mountain slopes, wet places by rivers, along trails, paddy fields; at elevations from 100 - 1,700 metres in China[
The plant is often found growing in deep shade in the wild[
The roots are used as an antipyretic, antitussive, analgesic, cardiotonic, diuretic[
The roots are used to treat diseased lips[
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