Table 2.
Morphological features of Muyocopron, Mycoleptodiscus and Omnidemptus species treated in this paper.
| Species | Strains and/or fungarium materials | Sporodochia (μm) | Conidiogenous cells |
Conidia |
Appressoria* (size in μm) | References | |||
|---|---|---|---|---|---|---|---|---|---|
| Size (μm) | Collarette (μm) | Shape & size (μm) | Septa | Appendages length (μm) | |||||
| Muyocopron alcornii | BRIP 43879 | 36–89 × 38–60 | 12.5–18×12–18.5 | 3–6×4.5–8 | Lunate, fusiform; 17.5–20×8–9 | 0–1(–2) | Apical and basal 3–5.5 | – | This study |
| Muyocopron atromaculans | MUCL 34983 | – | 9.5–14.5 diam | 2.5–4×2–7.5 | Broadly falcate or lunate; 15.5–23×6.5–8.5 | 0 | Apical and basal 1–3 | Broadly ellipsoid, outline entire or rarely with 1–2 short broad lobes, 0–1-septate, 10–14×7–10, base 3–4, 1 pore 0.5–1 diam | Bills & Polishook (1992a) |
| Muyocopron coloratum | CBS 720.95 | 25–165×16–125 | 17–25×13–19(–21) | 3–10×5–8 | Broadly lunate to inaequilateral oval-ellipsoidal; 16–27×8–13(–16) | 0 | Apical 2–8; basal 1–6 | Obovoid to broadly clavate, straight or commonly curved or bent, often uncinate, sometimes curved at > 180°, unlobed, aseptate, 14–19×8–13, base 3–5.5, pore not visible in many appressoria | Alcorn (1994) |
| CBS 720.95 | – | 17–29×16.5–26 | 3.5–6×4–6 | Broadly lunate; 22–34×8–15 | 0 | Apical 2–7; basal 0–5 | – | This study | |
| Muyocopron freycineticola | IFRD 8995 | 32–55 diam | 9–18×6–12 | 2–2.5×1.5–3 | Broadly falcate to lunate;11–15×4–4.5 | 0 | Apical and basal 2–3 | – | Whitton et al. (2012) |
| Muyocopron geniculatum | CBS 721.95 | Up to 125 diam | 10–15 diam | 3–12×3.5–6.5 | Lunate to fusiform or fusoid-ellipsoidal; 14–20×5.5–7.5 | 0 | Apical 4–12.5; basal 1–10 | Irregularly obovoid to clavate, curved, sigmoid, unlobed, 1(–2)-septate, 9.5–15×6–7, base 3–5, 1 pore 1 diam or indistinct | Alcorn (1994) |
| Muyocopron laterale | BRIP 16247 Type Mu. lateralis | 25–160×20–150 | 9–16 diam | 4–6 diam | Lunate, fusiform; 15–18×6–8 | 0 | Apical (9–)15–24; basal 5–22.5; lateral 12–26 | Obovoid to clavate or irregular, straight to uncinate, outline rather irregular, (0–)1–2-septate, 9–16×7–11, base 2.5–5, 1 pore 1–2 diam | Sutton & Alcorn (1990) |
| IMI 324533 Type Mu. unilateralis | 27–45×13–32 | 9–12.5 diam | 3–4.5 diam | Lunate, fusiform; 15–20×6–8 | 0 | Apical 7.5–12.5; basal 5–11; lateral 7–9 | – | Sutton & Alcorn (1990) | |
| CBS 719.95 Type Mu. variabilis | 125–370×100–225 | 14–24×9–16 | 4–6.5 diam | Lunate, fusiform; 15–25×5.5–8 | 0 | Apical 3–21; basal 4–15; lateral 11–22 | Obovoid, straight to uncinated, 9–15×7–9, base 3.5–5, pore indistinct | Alcorn (1994) | |
| CBS 719.95 Type Mu. variabilis | – | 12–16×10–15 | 1–2×3–5 | Lunate, fusiform; 16.5–22×8–9.5 | 0 | Apical and basal 2–17; lateral 9–20 | – | This study | |
| CBS 145315 | – | 12–19×7.5–11 | 3–4.5 diam | Lunate, fusiform; 16.5–21×5.5–7 | 0 | Apical, basal and lateral 8–15.5 | – | This study | |
| Muyocopron sahnii | IMI 108220 | 200–300 diam | – | – | Lunate, fusiform; 4–10×1.7–3.3 | 0 | One at each end | – | Sahni (1968) |
| IMI 108220 | 54–71 diam, 56–135×53–256 | 4.5–10.5 diam | – | Lunate, fusiform; 13.5–14.5×5–6 | 0 | Basal 3 | – | This study | |
| Several isolates | 30–100 diam | 7–13×3.5–7 | Up to 3 long | Lunate, fusiform; 11–18.5×4.5–7.5 | 0 | Apical 1–10; basal 0–6 | – | Sutton (1973) | |
| Muyocopron taiwanense | MFC-6T720 | – | 6–12×7–14 | – | Broadly falcate 12–21×5.5–7 | 0 | Apical and basal 1–3 | Clavate-obovoid with a broadly rounded apex, straight or slightly curved, (0–)1(–2)-septate, 9.5–13×5–6.5, base 2.5–3.5, pore indistinct | Matsushima (1987) |
| Muyocopron zamiae | CBS 203.71 | – | 7.5–14×8.5–12 | 1×2.5–3 | Lunate, fusiform; 16–20×5.5–6.5 | 0 | Apical 2.5–6; basal 0.75–5 | – | This study |
| ‘Mycoleptodiscus brasiliensis’ | IMI 196481e | 30–45 diam | 11–17.5×5–11.5 | 3×6 | Cylindrical; 17–19×4–4.5 | 1 | Apical 19–27 | – | Sutton & Hodges (1976) |
| ‘Mycoleptodiscus disciformis’ | MFC-1P143 | 85–430 diam | 4–7×3–5 | – | Cylindrical; 17.5–25×4–5 | 1 | Apical and basal 5–8 | Variable in shape, straight or curved, lobed, 7–17×4.5–7, base 2.5–5, 1(–2) pores, 1–1.5, with short dark radial lines surrounding the pore | Matsushima (1993) |
| ‘Mycoleptodiscus minimus’ | Holotype Discosia minima 5113 Herb. Berk. | 40–85 diam | 5–8.5×3.5–7 | – | Cylindrical; 20–25(–29)×3.5–4 | 0 | Apical and basal, up to 8 | – | Vanev (1983) |
| Mycoleptodiscus terrestris | BPI 403851 (ILL31238) | 200–800 diam | Evanescent | – | Cylindrical; 20–34.8×4.4–7 | 1 | Apical and basal 8.7–18 | Obovoid to clavate or cylindrical, straight or bent, entire or broadly lobed, 0(–1)-septate, 10–28×6–11, base 3–6, 1(–2) pores, 1.5–2(–2.5) diam, circular or sometimes irregular in shape, with dark radial lines surrounding the pore | Gerdemann (1953) |
| ATCC 18104 Type of M. sphaericus | 110–187×86–144 | Obsolete | – | Cylindrical; 28.8–43.2×5–9 | 1(–2) | Apical 0–14 | Clavate to obovoid, straight or curved, entire or incised, 0–1-septate, 10–25×6–11, 1–2 pores, 1.5–2.8 diam, with dark radial lines surrounding the pore | Ostazeski (1967) | |
| Neomycoleptodiscus venezuelense | CBS 100519 | 24–125×17–104 | 5–11×4–6.5 | – | Cylindrical; 18–27×3–5 | 1 | Apical and basal 6.5–13 | – | This study |
| Omnidemptus affinis | BRIP 17195b Type Mycoleptodiscus affinis | 50–160 diam | 7–12 diam [ampuliform]; 11–22×6–10 [elongated] | 3–4×2–3 | Falcate; 21–30×3–4 | 1–2(–3) | – | Obovoid to clavate with sinuate margin, 7.5–14×5–8.5(–11), base 2–4, pore 1.8–2 diam | Cannon & Alcorn (1994) |
| Omnidemptus graminis | CBS 138107 | – | 10–14 diam | 1×3 | Falcate; 11–23×3–4 | 1 | – | Obovoid to clavate sinuate margin, 10–15×7.5–10, 1 pore | This study |
| Omnidemptus lunatus | IMI 271703 | 10.5–13×6.5–11 | 3–4.5 diam | 1.5–2 diam | Falcate; 24.5–32×3.5–4.5 | 1 | – | Obovoid, clavate to irregular in shape, entire or sinuate, some lobed, but not deeply incised, 6–15×4.5–8, base 1.5–3.5, 1 pore 0.8–1.5 | Sutton & Alcorn (1985) |
* Appressoria description taken from Alcorn (1994).