Phylum:Anamorphic fungi >> Class: Anamorphic fungi >>  Order: Anamorphic fungi 
 BCRC Number 32133      
 Scientific Name: Aspergillus niger var. awamori

Aspergillus niger van Tieghem var. awamori (Nakazawa) A1-Musallam, Revision of the black As-pergillus species. Ph. D. Thesis, University of Utrecht. 1980.

 Description: Colony diameters on Czapek’s Agar 4.5-5.0 cm, in 7 days at 25°C, velutinous to floccose; conidial heads radiate or splitting into columns, light brownish olive to brownish olive, or dark brownish olive (R., Plate XXX, XL); mycelium white to dull yellow; exudate clear to dark diamine brown (R., Plate XIII); reverse colorless to baryta yellow (R., Plate IV); stipes 120-1510 × 4.0-18.0 μm, hyaline to dull yellow brown, smooth; vesicles globose to subglobose, 13.0-72.0 μm wide. Aspergilla predominantly biseriate, rarely biseriate and uniseriate form on the same vesicle; metulae covering 1/2 to the whole surface of the vesicle, 0-3 septate, 4.0-66.0 × 3.6-16.0 μm; phialidely 4.8-17.5 × 2.4-6.7 μm. Conidia globose to subglobose, 2.8-5.6 μm long, smooth to conspicuously rough, or with irregular ridges. Colony diameters on Malt Extract Agar 6.5-7.0 cm, in 7 days at 25°C, plane; conidial heads radiate or splitting into well defined columns, near brownish olive to dark olive brown (R., Plate XXX, XL); mycelium white; reverse uncolored to cream color (R., Plate XVI).

Taiwan, Taipei City, from rotton leaf, 26 Feb 1987 (CCRC 32133); soil, Penghu Pref., 2 Sep 1987.

 Habitat: from rotton leaf; soil.

Taiwan, Kenya, USA.


Tzean, SS et al. 1990.


S. S. Tzean and J. L. Chen

 Note: Conidial heads on Czapek’s Agar brownish olive; conidia globose to subglobose, with smooth to rough walls or irregular ridges.