| Name | Bulbophyllum calyptratum var. graminifolium (Summerhayes) J. J. Vermeulen |
| Authorship | (Summerhayes) J. J. Vermeulen |
| Rank | Variety |
| Placed in | Bulbophyllum calyptratum Kraenzlin |
| Citation | 1986 Bull. Jard. Bot. Natl. Belg. 56: 235 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Bulbophyllum calyptratum var. graminifolium (Summerhayes) J. J. Vermeulen |
| Identification made in | 1983 (1), 2008 (1) |