| Name | Accession number | Synonym | Species | Habit | Locality |
|---|---|---|---|---|---|
| PRAG-T-464 | K-3603 | PRAG-S-464[3628]; | TR.SE | S | RUS:Dagestan |
| PRAIRIE | CI-12371; CI-12069 | D-47[1111]; ILLINOIS-2-D47[1318]; | TR.AE | W | USA:Illinois |
| PRAIRIE-QUEEN | HARVEST-QUEEN[39][1110]; | TR.AE | W | USA:Kansas | |
| PRAIRIE-RED | PI-605390 | CO-970623[2787]; TAM-107-R-3[2787]; CO-940623[2965]; | TR.AE | W | USA:Colorado |
| PRAIRIE-WHITE | PI-633864 | TR.AE | W | USA | |
| PRAO-1 | K-90 | TR.SE | S | RUS:Dagestan | |
| PRAO-10 | K-109 | TR.SE | W | RUS:Dagestan | |
| PRAO-11 | K-110 | TR.SE | W | RUS:Dagestan | |
| PRAO-12 | K-111 | TR.SE | W | RUS:Dagestan | |
| PRAO-13 | K-112 | TR.SE | W | RUS:Dagestan | |
| PRAO-14-1 | K-1594 | TR.SE | W | RUS:Dagestan | |
| PRAO-14-2 | K-1595 | TR.SE | W | RUS:Dagestan | |
| PRAO-16 | K-1596 | TR.SE | W | RUS:Dagestan | |
| PRAO-17 | K-1597 | TR.SE | W | RUS:Dagestan | |
| PRAO-17-1 | K-1598 | TR.SE | W | RUS:Dagestan | |
| PRAO-17-2 | K-2587 | TR.SE | W | RUS:Dagestan | |
| PRAO-18 | K-1599 | TR.SE | W | RUS:Dagestan | |
| PRAO-19 | K-1600 | TR.SE | W | RUS:Dagestan | |
| PRAO-2 | K-91 | TR.SE | W | RUS:Dagestan | |
| PRAO-20 | K-1593 | TR.SE | W | RUS:Dagestan |