| Name | Macrosiphonia velame (A. St.-Hilaire) Müller Arg. |
| Authorship | (A. St.-Hilaire) Müller Arg. |
| Rank | Species |
| Placed in | Macrosiphonia Müller Argoviensis |
| Citation | 1860 Fl. Bras. [Martius] 6(1): 150 |
| Holdings | 10 Specimens held in the Harvard University Herbaria identified as Macrosiphonia velame (A. St.-Hilaire) Müller Arg. |
| Identification made in | [no date] (1), 1968 (2), 1995 (7) |