Phylum:Anamorphic fungi >> Class: Anamorphic fungi >>  Order: Anamorphic fungi 
 BCRC Number 33162      
 Scientific Name: Penicillium paxilli

Penicillium paxilli Bain, Bull. trimset. Soc. Mycol. Fr. 23: 95. 1907.

Subgenus: Furcatum

 Description: CYA, 25°C, 7 days: colony diameters 45-46 mm, center and subcenter depressed, margin raised, broad, crateriform, dense, floccose, margin entire; mycelium white to orange white (6A2) or orange grey (6B2); conidiogenesis sparse; exudate and soluble pigment absent; reverse brownish orange (6C4-5), greyish orange (6B3), pale orange to light orange (5A3-4) or orange white to pale orange (6A2-3). MEA, 25°C, 7 days: colony diameters 52-54 mm, plane, floccose, margin entire, thin; mycelium white; conidiogenesis grey-greyish green (25B2-3), greenish grey (26C2); exu-date and soluble pigment absent; reverse yellowish white (3A2, 4A5), greyish yellow (4C4-5) or olive brown (4D4-5). G25N, 25°C, 7 days: colony diameters 7-9 mm; raised, floccose, margin entire, submerged; mycelium white; conidiogenesis sparse; exudate and soluble pigment absent; reverse grey-ish yellow (4B3-4, 4C3-4). CYA, 5°C, 7 days: no growth. CYA, 37°C, 7 days: no growth. Conidiophores and conidia: conidiophores on MEA mostly borne from aerial mycelium; stipes septate, 72-976 × 2.0-3.6 μm, smooth to finely roughened, uncolored; penicilli mostly biverticillate, less often monoverticillate; metulae in verticils of 2-4, smooth, 8.0-12.2 × 3.3-3.8 μm; phialides in verticils of (2)3-10, ampulliform, smooth, 8.0-10.0 × 2.4-3.2 μm, collula gradually tapering; conidia mostly subglobose, rarely globose, uncolored to subhya-line, 2.3-3.2 (4.2) μm, finely roughened, borne in disordered, short columns.

Taiwan, Keelung City, from soil, 30 Dec 1988.

 Habitat: from soil.

Taiwan, Panama, UK.


Tzean, SS et al. 1994.


S. S. Tzean and S. C. Chiu

 Note: common species, voucher culture CCRC 33162.