Clavariadelphus ligula

The strap coral mushroom, Clavariadelphus ligula (Schaeff.) Donk.


Kingdom Fungi
Phylum Basidiomycota
Class Basidiomycetes
Order Phallales
Family Gomphaceae
Genus Clavariadelphus


Clavaria ligula Schaeff.
  Fung. Bavar. Palat. 4: 116 (1774)

Common names

Strap coral mushroom
Tongue mushroom


Fruiting body: 3-10 cm tall, 0.5-1.5 cm wide (at apex), cylindrical to narrowly clavate, the apex appearing slightly flattened or blunt; surface roughened, cream to orange-buff to yellowish-brown, fine white tomentose base.
Flesh: spongy, not brittle, white;green in ferric sulphate solution.
Odor: none.
Taste: slightly bitter.
Spores: 8-18 x 3-6 µm, nonamyloid, ellipsoid, smooth, entire.
Spore print: white.
Edibility: inedible.
Habitat: gregarious, clustered or caespitose, under many different conifers. Widely distributed; summer-fall.


Medicinal properties

Antitumor effects

Polysaccharides extracted from the mycelial culture of C. ligula and administered intraperitoneally into white mice at a dosage of 300 mg/kg inhibited the growth of Sarcoma 180 and Ehrlich solid cancers by 60% (Ohtsuka et al., 1973).

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Medicinal Mushrooms

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Ohtsuka S, Ueno S, Yoshikumi C, Hirose F, Ohmura Y, Wada T, Fujii T, Takahashi E.
Polysaccharides having an anticarcinogenic effect and a method of producing them from species of Basidiomycetes.
UK Patent 1331513, 26 September 1973.

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