| Classification | Polypodiophyta: Thelypteridaceae: Sphaerostephanos |
| Harvard University Herbaria Barcode(s) | 01154424 |
| Type Status | Isotype |
| Collector | B. E. G. M. Allen |
| Collector number | 2407 |
| Country | Indonesia |
| State | Sumatera Utara (North Sumatra) |
| Geography | Asia: Southeast Asia (Region): Indonesia: Sumatera: Sumatera Utara (North Sumatra) |
| Locality | Tobameer: Prapat |
| Date Collected | 1953-01-31 |
| Elevation | 914 m |
| Verbatim Elevation | 3000 feet |
| Habitat | In shady damp places near the lakeside, in the open. more or less |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/65b817a9-ad2f-4125-82d5-56380e6b42f5 |
| Harvard University Herbaria Barcode | 01154424 |
| Herbarium | A |
| Family | Thelypteridaceae |
| Type Status | Isotype |
| Isotype of | Sphaerostephanos penniger var. karoensis Holttum |
| Verified by | Barrington, David Stanley |
| Date Determined | 2016 |
| Determination Remarks | [is filed under name] [is Current name] |
| Taxon Reference | (for Sphaerostephanos penniger var. karoensis Holttum) Fl. Males., Ser. 2, Pterid. 1981. 1: 462. |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
