| Classification | Cycadaceae: Cycas |
| Classification 1 | Cycadaceae |
| Classification 2 | Cycadaceae: Cycas |
| Harvard University Herbaria Barcode(s) | 00053254 |
| Type Status | Isolectotype, Isosyntype |
| Collector | G. H. K. Thwaites |
| Collector number | 3862 |
| Country | Sri Lanka |
| Geography | Asia: India (Region): Sri Lanka |
| Locality | Ceylon |
| Date Collected | 1866 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4641cf16-1d65-4ed6-8edd-966fe3d9587a |
| Harvard University Herbaria Barcode | 00053254 |
| Herbarium | GH |
| Family | Cycadaceae |
| Determination | Cycas rumphii Miquel |
| Determination Remarks | [is label name] |
| Family | Cycadaceae |
| Determination | Cycas rumphii subsp. zeylanica J. Schuster |
| Determined by | Hill, Kenneth D. |
| Date Determined | 1997-08-** |
| Annotation Text | Isotype |
| Family | Cycadaceae |
| Determination | Cycas zeylanica (J. Schuster) Lindstrom & K. D. Hill |
| Determined by | Harvard University Herbaria |
| Determination Remarks | [is Current name] |
| Family | Cycadaceae |
| Type Status | Isolectotype |
| Isolectotype of | Cycas rumphii subsp. zeylanica J. Schuster |
| Verified by | Harvard University Herbaria |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Cycas rumphii subsp. zeylanica J. Schuster) Pflanzenr. [Engler] 1932. 4, Fam. 1: 75. |
| Family | Cycadaceae |
| Type Status | Isosyntype |
| Isosyntype of | Cycas rumphii subsp. zeylanica J. Schuster |
| Verified by | Gandhi, Kancheepuram Natarajan |
| Date Determined | 1997-08-** |
| Taxon Reference | (for Cycas rumphii subsp. zeylanica J. Schuster) Pflanzenr. [Engler] 1932. 4, Fam. 1: 75. |
| Sex | not determined |
| Phenology | FlowerAndFruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
