| Classification | Polypodiophyta: Thelypteridaceae: Sphaerostephanos |
| Classification 1 | Polypodiophyta: Thelypteridaceae: Cyclosorus |
| Harvard University Herbaria Barcode(s) | 00020935 |
| Type Status | Isotype |
| Collector | |
| Country | Philippines |
| State | Bataan |
| Geography | Asia: Southeast Asia (Region): Philippines: Luzon: Bataan |
| Locality | Island of Luzon |
| Date Collected | 1906-11-** |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e752d26d-a3aa-4a51-a74e-61fe67dfb3da |
| Harvard University Herbaria Barcode | 00020935 |
| Herbarium | GH |
| Family | Thelypteridaceae |
| Determination | Sphaerostephanos productus (Kaulfuss) Holttum |
| Determined by | M. G. Price |
| Determination Remarks | [is Current name] |
| Family | Thelypteridaceae |
| Type Status | Isotype |
| Isotype of | Cyclosorus serratus Copeland |
| Verified by | M. G. Price |
| Taxon Reference | (for Cyclosorus serratus Copeland) Philipp. J. Sci. 1952. 81: 36. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
