| Character | Number of observations / specimen | Unit of measurement |
|---|---|---|
| Sheath firm (versus membranaceous) | 3 | Yes / No |
| Leaves per culm | 3 (when present) | Count |
| Basal leaf length | 3 (when present) | mm (ruler) |
| Basal leaf width (mea- sured near mid-point) | 3 (when present) | mm (graticule) |
| Basal leaf straight (ver- sus curled) | 3 (when present) | Yes / No |
| Ligule length | 3 (when present) | mm (graticule) |
| Leaf channeled immedi- ately above ligule | 3 (when present) | Yes / No |
| Hairs present above ligule | 3 (when present) | Yes / No |
| Leaves with serrate mar- gin above ligule | 3 (when present) | Yes / No |
| Culm height | 3 | mm (ruler) |
| Culm width (measured near mid-point) | 3 | mm (graticule) |
| Proximal primary inflo- rescence bract length | 3 | mm (ruler) |
| Inflorescence length | 3 | mm (ruler) |
| Inflorescence width | 3 | mm (ruler) |
| Spike length | 6 (when present) | mm (ruler) |
| Proximal rachis length | 3 (when present) | mm (ruler) |
| Proximal primary inflo- rescence bract notably veined | 3 | Yes / No |
| Proximal primary inflo- rescence bract expanded at base | 3 | Yes / No |
| Number of spikes per inflorescence | 3 | Count |
| Number of spikelets per spike | 3 | Count |
| Rachilla length | 9 | mm (graticule) |
| Spikelet prophyll length | 6 (when present) | mm (graticule) |
| Spikelet prophyll mucro length | 6 (when present) | mm (graticule) |
| Number of glumes per spikelet | 3 | Count |
| Proximal glume length | 3 | mm (graticule) |
| Proximal glume mucro length | 3 | mm (graticule) |
| Subproximal glume length | 3 | mm (graticule) |
| Subproximal glume mucro length | 3 | mm (graticule) |
| Spikelet length | 3 | mm (graticule) |
| Spikelet width | 3 | mm (graticule) |
| Nutlet length | 3 | mm (graticule) |
| Nutlet beak length | 3 | mm (graticule) |
| Nutlet width | 3 | mm (graticule) |
| Anther length | 3 | mm (graticule) |
| Number of stigmas per bisexual floret | 0 — 3 | Count |
| Number of stamens per floret | 0 — 8 | Count |
| Perianth bristles | 1 — many | Yes / No; Count if possible |