| Name | Accession number | Synonym | Species | Habit | Locality |
|---|---|---|---|---|---|
| OK-96705-99-6745 | TR.AE | W | USA:Oklahoma | ||
| OK-96717-99-6756 | TR.AE | W | USA:Oklahoma | ||
| OK-98680 | TR.AE | W | USA:Oklahoma | ||
| OK-98697 | TR.AE | W | USA:Oklahoma | ||
| OK-98699 | TR.AE | W | USA:Oklahoma | ||
| OK-98-G-508-W-2-30 | TR.AE | W | USA:Oklahoma | ||
| OK-98-G-508-W-4-C-04 | TR.AE | W | USA:Oklahoma | ||
| OK-99212 | TR.AE | W | USA:Oklahoma | ||
| OK-99504-W-396-N-152 | TR.AE | W | USA:Oklahoma | ||
| OK-99610-1 | OK-99610-10[3672]; | TR.AE | W | USA:Oklahoma | |
| OK-99621 | TR.AE | W | USA:Oklahoma | ||
| OK-99711 | TR.AE | W | USA:Oklahoma | ||
| OKAPI | K-56919; AFRC-6986; AUS-21148 | TR.AE | W | DEU | |
| OKAPI-WW-919 | TR.AE | W | DEU | ||
| OK-BUGDOI | GRAECUM-40[1369][3014]; YUBILEINAYA-70,UZB[1448]; | TR.AE | I | UZB | |
| OK-BULLET | PI-642415 | OK-00514[3330]; BULLET,USA[3184]; | TR.AE | W | USA:Oklahoma |
| OK-BULLET-06-ERU | TR.AE | W | USA:Oklahoma | ||
| OKEANSKAYA | K-49249; | OKEANSKAYA-39[2761]; TIMIRYAZEVSKAYA-39[51][541]; | TR.AE | S | RUS:Primore |
| OKERMAN | AKERMAN[1034][1044]; AKERMANN[39]; | TR.AE | W | BGR | |
| OKERMAN-17 | K-51616; PI-502927; GLKU-4312; | AKERMAN-17[761]; | TR.AE | W | BGR |