Phylum:Anamorphic fungi >> Class: Anamorphic fungi >>  Order: Anamorphic fungi 
 BCRC Number 32114      
 Scientific Name: Aspergillus clavatus

Aspergillus clavatus Dezm, Annls Sci. nat., Bot., Ser. 2, 2: 71. 1834.

 Description: Colony diameters on Czapek’s Agar 4.7-5.0 cm in 14 days at 25°C, zonation conspicuous to inconspicuous; conidial heads radiate or splitting into well defined columns in age, niagara green to bice green, or artemisia green to slate-olive (R., Plate XVII, XXXIII, XLVII); my-celium white; exudate clear; reverse colorless, or ivory yellow to cartridge buff (R., Plate XXX); stipes 250-2300 × 4.8-40.0 μm, uncolored, smooth; vesicles clavate, 8.7-80.0 μm wide. Aspergilla uniseriate, phialides covering the entire surface of the vesicle, 5.3-21.4 × 2.4-5.6 μm. Conidia subspherical, ellipsoidal, occasionally cylindrical, 3.3-7.1 × 2.4-4.4 μm, smooth. Colony diameters on Malt Extract Agar 5.0-5.5 cm in 14 days at 25°C, zonation conspicuous; conidial heads radiate or splitting into well defined columns, bluish gray-green to artemisia green (R., Plate XLII, XLVII); mycelium white; reverse uncolored.

Taiwan, Hsinchu Pref., common species from stored paddy rice, 1 July 1985 (CCRC 32114); soil, Miaoli Pref., 9 Aug 1987; soil, Chiayi Pref., 29 Nov 1989.

 Habitat: from stored paddy rice; soil.

Taiwan, Netherlands, Czech Republic, Pribram.


Tzean, SS et al. 1990.


S. S. Tzean and J. L. Chen

 Note: Colonies growing rapidly; conidial heads on Malt Extract Agar bluish gray-green to artemisia green; vesicles clavate; aspergilla uniseriate.