| Classification | Dryopteridaceae: Dryopteris |
| Classification 1 | Tectariaceae: Lastreopsis |
| Classification 2 | Dryopteridaceae: Dryopteris |
| Harvard University Herbaria Barcode(s) | 00518338 |
| Type Status | Isosyntype |
| Collector | W. R. Maxon |
| Collector number | 4053 |
| Country | Cuba |
| Geography | North America: Caribbean (Region): Cuba |
| Locality | Upper slopes and summit of Gran Piedra, Oriente |
| Date Collected | 1907-04-14 |
| Elevation | 900 - 1200 m |
| Habitat | Wooded bank near summit |
| Container | Plants of Cuba |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a41dbdce-d721-43d2-a37b-a06eb20b9acb |
| Harvard University Herbaria Barcode | 00518338 |
| Herbarium | GH |
| Previous ownership | [Ex] Smithsonian Institution. From the United States National Herbarium |
| Family | Dryopteridaceae |
| Determination | Dryopteris effusa var. confinis C. Christensen |
| Determination Remarks | [is label name] |
| Family | Tectariaceae |
| Determination | Lastreopsis effusa subsp. confinis (C. Christensen) Tindale |
| Determined by | Tindale, Mary Douglas |
| Date Determined | 1963-08-** |
| Family | Tectariaceae |
| Determination | Lastreopsis effusa (Swartz) Tindale |
| Determined by | Sánchez Villaverde, Carlos Alfredo |
| Date Determined | 2013 |
| Determination Remarks | [is Current name] |
| Annotation Text | var. confinis (C. Chr.) C. Sánchez (unpublished) |
| Family | Dryopteridaceae |
| Type Status | Isosyntype |
| Isosyntype of | Dryopteris effusa var. confinis C. Christensen |
| Verified by | Sánchez Villaverde, Carlos Alfredo |
| Date Determined | 2013 |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Dryopteris effusa var. confinis C. Christensen) Kongel. Danske Vidensk. Selsk. Skr., Naturvidensk. Math. Afd. 1920. ser. 8, 6: 101. |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
