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. 2021 Jun 17;81:69–138. doi: 10.3897/mycokeys.81.67850

Table 6.

Comparison of Pseudocercospora sennicola on Senna occidentalis (YMM12) with Pseudocercospora species known from Senna spp. based on literature a–g.

Cercospora species Leaf spots, colour, size Stromata Conidiophore size (in μm), branching, septa Conidium sizes (in μm), septa
Pseudocercospora sennicola (YMM12) Often lacking or indistinct Lacking to slightly-developed (16.5–)20.5–92(–98) × (3–)3.5–4.5, branched, 2–6(–8)- septate (16–)22–54.5(–65) × 3–4.5(–5) μm, 2–6 septa, slightly constricted at the septa
Ps. angustata ab Brownish to dingy grey, 0.5–3 mm. Small 10–50 × 2–3.5, unbranched, rarely septate 15–75 × 2–4 µm, 3–7 septa
Ps. cassiae-alatae c Present Small 3–45 × 2.5–3.5, 0–6-septate 15–90 × 1.5–2 µm, 1–10 septa
Ps. cassiae-fistulae d Greyish brown to dark, 0.5–2 mm. Well-developed 10–30 × 2.5–5, unbranched, 0–2-septate 25–65 × 3–4 µm, 2–8 distinct septa
Ps. cassiae-occidentalis c Indistinct Absent 60–130 × 4–5, unbranched, 2–6-septate 62–100 × 3.5–4.8, 3–6 septa
Ps. cassiae-siameae be Present Present 15.3–27.2 × 3.4–4.2, 0–1-septate 28.9–93.5 × 3.4–4.2, 2–8 septa
Ps. nigricans bdf Yellowish discoloration to greyish brown, 2–3 mm wide Small 15–125 × 3–5, branched, 1–3-septate 20–80 × 3–5, 1–10 septa
Ps. sennae-multijugae g Grey brown, 2–18 mm in diam. Well-developed (5–67 µm diam.) 11–81 × 3–4, unbranched, 0–2-septate 75–170 × 2–3.5, 2–7 septa
Ps. singaporensis c Yellowish to brownish grey, 0.5–4 mm in diam. Absent 31–77 × 4.5–5.5, branched, 0–2(–4)-septate. 30–67 × 3.5, 3 (rarely 1 or 4) septa
Ps. taichungensis d Greyish brown, 1–5 mm wide Well-developed 10–25 × 1–4.3, unbranched, 0–2-septate 20–55–100 × 1.5–3, 1–6 indistinct septa