Phylum:Ascomycota >> Class: Ascomycetes >>  Order: Hypocreales 
 BCRC Number NO BCRC Number!  
 Scientific Name: Cordyceps nutans

Cordyceps nutans Pat., Bull. Soc. Mycol. Fr. 3: 127. 1887.

 Description: Ascostroma solitary, stipitate, arising laterally from the thorax portion of the infected stink bug. Stipe sterile, long, flexuous, ca. 6.3-13.7 cm long, 0.7-1.0 mm wide, somewhat black, becoming orange to brownish yellow (5B-C8) towards the apex, with a terminal fertile head, cylindrical-narrowly ovoid or fusoid, concolorus with the stipe, becoming brown (6-7E8) in age, 5.3 mm long, 1.7 mm in diam., surface verrucose, punctate due to papillate ostioles, ascostroma wall 32-48 μm thick. Perithecial axes obliquely directed upwards, completely embedded except ostioles, narrowly ovoid to conoid, light yellow (4A4) to brownish yellow (5C7), 460-840 × 160-350 μm, usually with a long neck, perithecial wall 10-20 μm wide. Asci cylindrical, 8-spored, 340-700 × 6.3-7.9 μm, with a perforated refractive cap, 5.0-7.1 μm thick, spherical to hemispherical. Ascospores filiform, hyaline, multiseptate, sometimes breaking into one-celled partspores. Partspores, cylindrical, with rounded ends, 8.7-11.1 × 1.6-2.4 μm. Conidial state unknown.

Taiwan, Nantou County, Hoshe, on adult of Pentatomidae, Hemiptera, He.5, 11 Nov 1988; Nantou County, Hueisun Forest Farm, on yellow-spotted stink bug, Erthesina fullo Thunberg, Hemiptera, He.18, 15 Mar 1995, Lin Chung-Chi.

 Habitat: on adult of Pentatomidae; on yellow-spotted stink bug.

Taiwan, Japan.


Tzean, SS et al. 1997.


S. S. Tzean and L. S. Hsieh

 Note: often occurrence species.