Ophiocordyceps sinensis (Berk.) G.H. Sung, J.M. Sung, Hywel-Jones & Spatafora

Taxonomy
Authority: 
(Berk.) G.H. Sung, J.M. Sung, Hywel-Jones & Spatafora
Citation: 
Studies in Mycology 57: 46.
Synonymy: 

Sphaeria sinensis Berk., J. Bot. (Hooker) 2: 207. 1843.
Cordyceps sinensis (Berk.) Sacc., Michelia 1: 320. 1878.
 

Classification: 
Ophiocordyceps, Ophiocordycipitaceae, Hypocreales, Hypocreomycetidae, Sordariomycetes, Pezizomycotina, Ascomycota, Fungi
Morphology
Stroma: 

Stroma simple, solitary, clavate, ocherous to yellow in color when fresh, drying brown-black, fibrous, 40-70 mm long, arising from head of lepidopteran larva.  Stipe cylindrical, 2.5-4 mm thick.  Fertile part cylindrical to clavate, 2-2.5 mm wide, and 3-4 mm in length, tip of clava without perithecia.

Perithecia: 

Perithecia pseudoimmersed, ordinally arranged, ovoid, 400-430 x 200-290 um.

Asci: 

Asci cylindrical, 220-280 x 11.5-13 um.

Ascospores: 

Ascospores whole, 2-4 per ascus, multi-septate at distances of 5-12 um, hyaline, subattenuated on both sides, 215-265 x 4-5 um.

Anamorph
Genus: 
Hirsutella
Species: 
sinensis
Authority: 
X.J. Liu, Y.L. Guo, Y.X. Yu & W. Zeng
Ecology
Host or Substrate: 

On Lepitopteran larvae in the family Hepialidae

Known Distribution: 
China, India, Nepal
References
Page Author: 
Alisha Owensby