| Taxon | Collector | Location | Type Status | Barcode | |
|---|---|---|---|---|---|
| Spigelia nicotianiflora var. capibarensis Chodat & Hassl. | E. Hassler 4421 s.d. | Paraguay. [From protologue: in arenosis prope Vaqueria Capibary.]. | type | 564025 |  |
| Spigelia nicotianiflora var. capibarensis Chodat & Hassl. | E. Hassler 4421 Sep 1900 | Paraguay. In regione fluminis Capibary. | type | 564026 |  |
| Spigelia guaranitica var. interrupta Kraenzl. | E. Hassler 4507 Sep 1900 | Paraguay. In regione fluminis Corrientes, iter ad Yerbales montium Sierra de Maracayú. | syntype | 297396 |  |
| Spigelia guaranitica Chodat & Hassl. | E. Hassler 8063 Dec 1902 | Paraguay. In regione cursus superioris fluminis Apa, iter ad Paraguariam septentrionalem. | isotype | 297395 |  |
| Spigelia pusilla Mart. | L. Riedel 893 s.d. | Brazil. Brasilia. | 590688 |  | |
| Spigelia pusilla Mart. | L. Riedel 893 s.d. | Brazil. Brasilia. | 590689 |  | |
| Spigelia brachystachya Progel | J. S. Blanchet 3320 s.d. | Brazil. Bahia. Jacobina. | type | 564018 |  |
| Spigelia linarioides DC. | J. S. Blanchet 3739 s.d. | Brazil. Bahia. Jacobina. | type | 564017 |  |
| Spigelia humboldtiana var. breviflora Chodat & Hassl. | E. Hassler 7746 Nov 1902 | Paraguay. In regione cursus superioris fluminis Apa. | type | 563987 |  |
| Spigelia caaguazuensis Kraenzl. | E. Hassler 8951 Feb 1905 | Paraguay. In viciniis Caaguazú. | isotype | 297391 |  |
| Spigelia valenzuelae Chodat & Hassl. | E. Hassler 7006 Jan 1900 | Paraguay. In regione cursus superioris fluminis Y-acá, Cordillera Centralis. | isotype | 297401 |  |
| Spigelia paraguariensis Chodat | E. Hassler 1874 1885-1895 (Feb) | Paraguay. Illegible. | type | 297397 |  |
| Spigelia laurina Cham. & Schltdl. | L. Riedel s.n. with Luschnath, Nov 1831 | Brazil. | 814727 |  | |
| Spigelia anthelmia L. | J. Rietsema 13306 with Dorothy Beveridge, 06 Mar 2006 | Belize. Belize. Caye Caulker (southern island), apron of municipal airstrip located at about the widest point of the island. | 840188 | ||
| Spigelia beyrichiana Cham. & Schltdl. | Brazil?. | 945208 |  | ||
| Spigelia gracilis A.DC. | L. Riedel 1003 1821-1824 | Brazil. | 945212 |  | |
| Spigelia linarioides DC. | L. Riedel 2718 1824-1829 | Brazil. | 945215 |  | |
| Spigelia linarioides DC. | L. Riedel 2718 Feb 1835 | Brazil. Itacolumi? [illegible]. | 945216 |  | |
| Spigelia lundiana A.DC. | L. Riedel 581 s.d. | Brazil. | 945217 | ||
| Spigelia lundiana A.DC. | L. Riedel 581 1821-1824 | Brazil. | 945219 |  |