Table 1.
Epichloë endophyte frequencies in populations of Schedonorus pratensis, S. arundinaceus, S. giganteus, and Lolium perenne collected in Austria, Denmark, Germany, Italy, Norway, and Sweden (Average infection rates among infected populations; SD, standard deviation; ND, not determined).
| Species | Country | No. of collected populations | Infected populations (%) | Average IR (%) | SD (%) | No. of infected plants |
|---|---|---|---|---|---|---|
| S. pratensis | Austria | 12 | 100.0 | 69.3 | 23.1 | 149 |
| Denmark | 10 | 70.0 | 84.5 | 23.2 | 78 | |
| Germany | 10 | 70.0 | 74.6 | 10.4 | 93 | |
| Italy | 28 | 85.7 | 76.3 | 24.5 | 320 | |
| Norway | 9 | 100.0 | 90.6 | 10.8 | 125 | |
| Sweden | 42 | 100.0 | 87.5 | 16.3 | 611 | |
| S. arundinaceus | Denmark | 9 | 66.7 | 63.8 | 37.9 | 55 |
| S. giganteus | Denmark | 2 | 100.0 | 64.3 | 20.2 | 17 |
| Germany | 2 | 50.0 | 80.0 | ND | 12 | |
| L. perenne | Denmark | 7 | 14.3 | 8.3 | ND | 1 |
| Germany | 4 | 75.0 | 26.4 | 23.7 | 11 | |