| Taxon | Collector | Location | Type Status | Barcode | |
|---|---|---|---|---|---|
| Ischnosiphon obliquus (Rudge) Körn. | T. C. Plowman 9565 with N. A. Rosa & C. S. Rosário, 15 Mar 1980 | Brazil. Pará. Tucuruí Mun. Km. 25 south of Reprêsa Tucuruí on road (BR 422) to Breu Branco. | 1292058 |  | |
| Ischnosiphon obliquus (Rudge) Körn. | G. T. Prance 30204 with A. Fernandes, J. Cardoso, 01 Nov 1987 | Brazil. Pará. Ilha de Marajó. Rio Anajás, logo acima de Anajás. | 1292060 |  | |
| Ischnosiphon obliquus (Rudge) Körn. | 04834185 |  | |||
| Ischnosiphon obliquus (Rudge) Körn. | S. A. Mori 15358 Dec 1982 | French Guiana. | |||
| Ischnosiphon obliquus (Rudge) Körn. | S. A. Mori 18851 Jun 1988 | French Guiana. |