| Name | Puccinellia angustata (R. Brown) E. L. Rand & Redfield |
| Authorship | (R. Brown) E. L. Rand & Redfield |
| Rank | Species |
| Placed in | Puccinellia |
| Contains | Puccinellia angustata var. vaginata (Lange) Holmberg ex Porsild |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Puccinellia angustata (R. Brown) E. L. Rand & Redfield |
| Identification made in | [no date] (1), 2025 (1) |