| CALAMAGROSTIS / REITGRAS | HE | NW | NO | SW | SO |
| Calamagrostis arundinacea / Wald-Reitgras | * | ||||
| Calamagrostis canescens / Sumpf-Reitgras | * | ||||
| Calamagrostis epigejos / Land-Reitgras | * | ||||
| Calamagrostis phragmitoides / Purpur-Reitgras | * | - | - | ||
| Calamagrostis pseudophragmites / Ufer-Reitgras | 0 | - | - | - | |
| Calamagrostis varia / Buntes Reitgras | * | - | - | - | |
| Calamagrostis villosa / Wolliges Reitgras | T | - | - | - |