Phylum:Anamorphic fungi >> Class: Anamorphic fungi >> Order: Anamorphic fungi | ||||
BCRC Number: | 32565 | |||
Scientific Name: | Penicillium spinulosum | |||
Author: | Penicillium spinulosum Thom, Bull. Bur. Anim. Ind. US Dep. Agric. 118: 76. 1910. Subgenus: Aspergilloides |
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Description: | CYA, 25°C, 7 days: colony diameters 29-32 mm, radially sulcate, velutinous, outmost mar-gin white, farinose; mycelium white; conidiogenesis conspicuous, light green (28A4-5) to greyish green (28B5-6); exudate and soluble pigment lacking; reverse center yellowish green (28B3-4) to greyish yellow (3C3-4), subcenter dull green (28D-E3-4), margin white to yellowish white (3A1-2). MEA, 25°C, 7 days: colony diameters 43-47 mm, plane, velutinous, farinose; mycelium white; conidiogenesis heavy, greyish green (27D3-5), deep green (27D8, E8) to greyish green (27E6,7); exudate and soluble pigment absent; reverse center yellowish grey (4B2) to greyish yellow (4B3), subcenter greyish yellow (26D3-4), margin pale yellow (3A2-3). G25N, 25°C, 7 days: growth restricted, colony diameters 7-11 mm, center highly raised, wrinkled, dull green (26E4), subcenter flat, greyish green (26D5-6, E5-6), velutinous, mar-gin white, farinose; mycelium white; conidiogenesis moderate to heavy, greyish green to dull green; exudate and soluble pigment absent; reverse greyish yellow (4C5-7) to olive brown (40F5-7). CYA, 5°C, 7 days: germination, with a limited hyphal growth. CYA, 37°C, 7 days: no growth. Conidiophores and conidia: conidiophores on MEA borne from superficial mycelium and substrate; stipes septate, apices commonly vesiculate, 42-104 × 2.3-3.2 μm, smooth to finely roughened, thin, predominantly monoverticillate, rarely biverticillate, bearing verticils of (6)8-12(15) phialides; phialides ampulliform, 7.9-10.4 × 2.3-3.2 μm, conidia spherical, sub-spheroidal, spinose, spinulose, 2.0-3.5 μm, borne in compact or split columns. | |||
Specimens: | Taiwan, Hsinchu, City, from melon seed, 16 Jun 1990. |
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Habitat: | from melon seed. | |||
Distribution: | Taiwan. |
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References: | Tzean, SS et al. 1994. |
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Provided: | S. S. Tzean and S. C. Chiu |
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Note: | infrequently isolated species, voucher culture CCRC 32565:. | |||