Figure 1.
Morphological characteristics of Diaporthe species isolated from stem gray blight of H. polyrhizus. Group 1 (A1–A6): (A1) colony appearance, (A2) pigmentation, (A3) pycnidial conidiomata, (A4) α-conidia, (A5) β-conidia, (A6) conidiogenous cell for α-conidia; Group 2 (B1–B6): (B1) colony appearance, (B2) pigmentation, (B3) pycnidial conidiomata, (B4) α-conidia, (B5) β-conidia, (B6) conidiogenous cell for α-conidia; Group 3 (C1–C6): (C1) colony appearance, (C2) pigmentation, (C3) pycnidial conidiomata, (C4) α-conidia, (C5) β-conidia, (C6) conidiogenous cell for α-conidia; Group 4 (D1–D6): (D1) colony appearance, (D2) pigmentation, (D3) pycnidial conidiomata, (D4) α-conidia, (D5) β-conidia, (D6) conidiogenous cell for α-conidia; Group 5 (E1–E5): (E1) colony appearance, (E2) pigmentation, (E3) pycnidial conidiomata, (E4) α-conidia, (E5) conidiogenous cell for α-conidia. Scale bar: A3–E3 = 1000 µm; A4–A6, B4–B6, C4–C6, D4–D6, E4–E5: 0.5 µm.