| Name | Plagiochila massalongoana Schiffner | 
| Authorship | Schiffner | 
| Rank | Species | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Plagiochila | 
| Contains | Plagiochila massalongoana f. deciduifolia Schiffner Plagiochila massalongoana var. latifolia Herzog | 
| Citation | 1900 Denkschr. Kaiserl. Akad. Wiss., Wien. Math.-Naturwiss. Kl. 70: 135 | 
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Plagiochila massalongoana Schiffner | 
| Identification made in | [no date] (5) |