| Pappostipa ameghinoi (Speg.) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa atacamensis (Parodi) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa barrancaensis (F.A.Roig) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa braun-blanquetii (F.A.Roig) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa chrysophylla (É.Desv.) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa chubutensis (Speg.) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa frigida (Phil.) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa hieronymusii (Pilg.) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa humilis (Cav.) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa humilis var. ruiziana (Parodi) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa ibarii (Phil.) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa ibarii f. pallescens (Parodi) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa maeviae (F.A.Roig) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa major (Speg.) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa malalhuensis (F.A.Roig) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa nana (Speg.) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa nicorae (F.A.Roig) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa parodiana (F.A.Roig) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa patagonica (Speg.) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa ruiz-lealii (F.A.Roig) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa semperiana (F.A.Roig) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa sorianoi (Parodi) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa speciosa (Trin. & Rupr.) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa speciosa var. media (Torres) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa vaginata (Phil.) Romasch. |
Unresolved |
 |
WCSP |
| Pappostipa vatroensis (F.A.Roig) Romasch. |
Unresolved |
 |
WCSP |