Phylum：Anamorphic fungi　>>　Class： Anamorphic fungi　>>　 Order： Anamorphic fungi 
   
 
　BCRC Number： 32601      
   
　Scientific Name： Penicillium purpurogenum
 
   
   
　Author：

Penicillium purpurogenum Stoll, Bietr. Charakter. Penicill: 32. 1904.

Subgenus: Biverticillium
   
 
 
 
 
　Description： CYA, 25°C, 7 days: colony diameters 20-22 mm, center somewhat raised, wrinkled, irregularly spreading, subcenter low, plane, velutinous, margin entire, narrow, dense, effuse, floccose; mycelium white to madder red (9A7); conidiogenesis abundant, dark green (29F4-6) or greyish green (25D-E4-5); exudate lacking; soluble pigment pinkish to pastel red (7A2-5); reverse pastel to greyish red (8A-B4-5, 9C5-7) or brownish red (10D5-8). MEA, 25°C, 7 days: colony diameters 28-32 mm, plane, velutinous, margin low, effused; mycelium white; conidiogenesis abundant, greyish green (26-27E3-6); exudate lacking; soluble pigment faint, orange grey to orange greyish (6B2-3); reverse greyish red (8B5-6), brownish orange (6C3-5) or yellowish white (4A2). G25N, 25°C, 7 days: no germination. CYA, 5°C, 7 days: no germination. CYA, 37°C, 7 days: colony diameters 21-25 mm, center somewhat raised, velutinous, margin entire, narrow, floccose; mycelium white; conidiogenesis abundant, dull to greyish green (30E4-6), greenish grey to greyish green (25B2-3); exudate and soluble pigment absent; reverse greyish to brownish red(8-9C5-6), reddish brown (9D5-6, 8B5-6) or golden grey to light blond (4C2-3). Conidiophores and conidia: conidiophores on MEA borne from superficial and aerial mycelium; stipes septate, 40-342 × 2.8-4.0 μm, smooth to finely roughened, thin walled; penicilli mostly biverticillate, occasionally monoverticillate; metulae in verticils of 2-6, smooth to finely roughened, 8.8-12 × 3.2-4.0 μm; phialides in verticils of 5-7, acerose, smooth to very finely roughened, 9.6-12.5 × 2.4-3.2 μm, collula gradually tapering; conidia ellipsoidal to subspheroidal, 2.4-3.8(6.4) × 2.4(-5.2) μm, smooth to very finely roughened, thin walled, borne in well-defined, compact columns.
 
 
 
 
 
　Specimens：

Taiwan, Taipei City, National Taiwan University, Animal Science Department, from dung of pig, 9 Aug 1990.
 
 
 
　Habitat： from dung of pig.
 
 
 
　Distribution：

Taiwan, UK, Colombia.
 
 
 
　References：

Tzean, SS et al. 1994.
   
   
   
　Provided：

S. S. Tzean and S. C. Chiu
 
 
　Note： common species, voucher culture CCRC 32601.