Table 2.
Morphological comparisons of the five new Alternaria species and their closely related species.
| Species | Strain | Conidia | Sporulation Pattern | Medium | Reference | |||
|---|---|---|---|---|---|---|---|---|
| Shape | Size (μm) | Transversesepta | Beak (μm) | |||||
| A. alternariacida | CBS 105.51 | Smooth-walled, narrowly ovoid; smooth-walled | (85–) 99–111 (–121) × (6–) 7–8 (–10) | (3–) 5–6 (–8) | (47–) 129–257 (–610) × 2 | Solitary or in unbranched chains of 2 (–3) conidia | SNA | [4] |
| A. anhuiensis sp. nov. | YZU 171206 | Long-narrow ovoid or ellipsoid; smooth-walled | 61–100 (–111.5) × (11.5–) 13–19.5 | 6–11 | (22–) 58–133 (–150.5) × 2.5–4 (–4.5) | Solitary | V8A | This study |
| A. catananches | CBS 137456 | Narrowly ovoid; ornamented in lower half of the conidium | (26–) 37–43 (–57) × (7–) 8–9 (–11) | (2–) 4 (–6) | (77–) 126–160 (–260) × 2 | Solitary | SNA | [4] |
| A. centaureae | CBS 116446 | Long narrow-ellipsoid or long-ovoid; ornamentation and punctate to pustulate | 75–100 × 15–24 | 7–10 | 140–190 × 1.5–6 | Solitary | V8A | [2] |
| A. cichorii | CBS 117218 | Narrow-ovoid or narrow-ellipsoid; smooth-walled | 60–80 × 14–18 | 7–12 | 120–240 × 2.5–7 | Terminal clumps of 4–5 conidia | V8A | [2] |
| A. cirsinoxia | CBS 113261 | Long-obclavate, short-ovoid; punctulate-walled | 70–90 × 12–22 | 7–9 | 80–165 × 2.5–4 | Solitary or tufts of 2–7 conidia | V8A | [2] |
| A. coreopsidis sp. nov. | YZU 161160 | Long-narrow ovoid or ellipsoid; smooth-walled | (48.5–) 55–80 (–85) × (9–) 10–15 | 6–9 | (20–) 30–140 (–206) × (2–) 2.5–4 | Solitary or 2–conidium chains | V8A | This study |
| A. nanningensis sp. nov. | YZU 171523 | Ovoid or ellipsoid; smooth-walled | (40.5–) 47–79 (–87) × 9–13.5 (–15) | 6–10 (–11) | 10–30 × (1–) 1.5–2 (–3) | Solitary | V8A | This study |
| A. neimengguensis sp. nov. | YZU 171784 | Ovoid or ellipsoid; smooth-walled | (70–) 77–130 (–143.5) × (13–) 15–20 (–23) | 6–11 (–12) | (24.5–) 35–65 (–92) × (1.5–) 2–3 (–4) | Solitary | V8A | This study |
| A. obtecta | CBS 134278 | Long-ovoid or ellipsoid; smooth or punctulate-walled | 65–95 × 18–22 | 7–10 | 55–150 × 2 | Solitary | PCA | [2] |
| A. porri | CBS 116698 | Ovoid, sometimes broad or nearly cylindrical; smooth or punctulate-walled | 70–105 × 19–24 | 8–12 | 95–160 × 2–6.5 | Solitary | V8A | [2] |
| A. silybi | CBS 134093 | Long-ellipsoid, subcylindrical or long-ovoid | 50–80 × 15–20 (–22) | (5–) 7–10 | 70–130 (–190) × 3 | Solitary | V4A | [40] |
| A. steviae | CBS 117362 | Long-ovoid, subellipsoid, or obovoid; smooth or punctulate-walled | 55–95 × 18–30 | 7–10 | 60–120 × 1.5–2.5 | Solitary or tiny distal clumps | V8A | [2] |
| A. sulphureus sp. nov. | YZU 191448 | Ovoid, ellipsoid, or obovoid; smooth-walled | (64–) 74–116 × (12.5–) 14–20 (–25.5) | (5–) 7–11 | (25.5–) 34–151 (–159.5) × 2.5–4.5 (–5.5) | Solitary | V8A | This study |
| A. tillandsiae | CBS 116116 | Long-ovoid, ellipsoid, long-obovoid; smooth or a minor punctulate-walled | 70–102 × 16–19 | 8–11 | 75–120 × 2 | Solitary | V8A | [2] |