| Taxon | Collector | Location | Type Status | Barcode | |
|---|---|---|---|---|---|
| Rhynchoglossum spumosum Elmer | A. D. E. Elmer 9929 Apr 1908 | Philippines. Negros Oriental. Dumaguete (Cuernos Mts.), Island of Negros. | isotype | 313011 |  |
| Rhynchoglossum spumosum Elmer | A. D. E. Elmer 9929 Apr 1908 | Philippines. Negros Oriental. Dumaguete (Cuernos Mts.), Island of Negros. | isotype | 313012 |  |