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. 2023 May 31;195(6):779. doi: 10.1007/s10661-023-11341-3

Table 4.

Fungal identifications according to the protocol of the Regional Center for Mycology and Biotechnology (RCMB) using the image analysis system

Genera (isolate code) Growth characteristics Microscopic characteristics
Aspergillus terreus (A) Colonies reach 3.0–3.5 cm diameter on Czapek agar at 25 °C within 7 days with buff to yellow–brown color CH: columnar, 60.5 μm, VD: sub-globose 15.4 μm in diameter, StP: 6.4×2.3 μm, StS: 6.0×1.2 μm, CD: 5.2 μm in diameter, C: globose, smooth, 2.1 μm in diameter
Aspergillus foetidus var. pallidus (B) Colonies reach 5–7 cm diameter in 7 days at 28 °C with velvety, olive black color, reverse first colorless then yellowish brown CH: black, radiate, VD: globose- sub-globose, 36.0 μm, StP: 13×4.0 μm, StS: 8.0×3.0 μm, CD: 12.0 μm in diameter, C: sub-globose, 4.0 µm
Aspergillus fumigatus (G) Colonies spread rapidly on Czapek agar plates at 25 °C CH: columnar, 18,030× µm, VD: 25 µm in diameter, fertile over the upper half only, StP: sterigmata in one series 6.0×2.2 µm, CD: 6.0 µm, C: globose, echinulate, green-colored, 2.8 µm in diameter
Aspergillus fumigatus var. ellipticus (E&J) Colonies reach 2–3 cm diameter in 7 days at 28 °C on Czapek with blue-green color, reverse colorless CH: short columnar, VD: flask shape 23.0 μm, StP: 7.9 × 3.0 μm, CD: 12.0 μm in diameter, C: subspherical 3.0 µm
Penicillium janthinellum (H) Colonies on CYA attain 3–4 cm diameter at 25 °C, with white, grayish, buff, pale yellow color, and pale pink mycelium to deep green. Reverse pale yellow, brown or pinkish CD: 3.5 µm, CD: ellipsoidal 3.0×2.3 µm

CH conidial heads, VD vesicle diameter, StP primary sterigmata, StS secondary sterigmata, CD conidiophore diameter, C conidia diameter