| Classification | Marattiaceae: Ptisana |
| Harvard University Herbaria Barcode(s) | 02578789 |
| Collector | W. N. Takeuchi |
| Collector number | 6371 |
| Country | Papua New Guinea |
| State | East Sepik |
| Geography | Oceania: Papuasia (Region): Papua New Guinea: East Sepik |
| Locality | Hunstein range (Mt. Samsai), near site "Camp 4," crestline of main ridge to summit |
| Georeference | 4 31 S, 142 43 E |
| Date Collected | 1990-07-24 |
| Verbatim Elevation | 1000+ m |
| Habitat | Diverse mossy forest, mixed composition of lowland & low montane taxa. |
| Project | All Asia TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/fd731e16-b6ea-4fb0-95e1-76039166f5f8 |
| Harvard University Herbaria Barcode | 02578789 |
| Herbarium | A |
| Previous ownership | [ex] Herbarium of Bishop Museum |
| Family | Marattiaceae |
| Determination | Ptisana costulisora (Alston) Murdock |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
