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Occurrence of grass species at Sourhope based on identification of 579 roots.
| Taxon | Number of roots | Frequency of occurrence (%) | Number sequenced |
| Agrostis capillaris | 355 | 61.3 | 11 |
| Agrostis vinealis | 66 | 11.4 | 2 |
| Deschampsia caespitosa | 45 | 7.8 | 4 |
| Festuca rubra | 42 | 7.3 | 6 |
| Poa pratensis | 31 | 5.4 | 3 |
| Agrostis sp. | 19 | 3.3 | 4 |
| Festuca sp. | 14 | 2.4 | 2 |
| Nardus stricta | 3 | 0.5 | 1 |
| Holcus sp. | 3 | 0.5 | 4 |
| Deschampsia flexuosa | 1 | 0.2 | 1 |
