| Classification | Dryopteridaceae: Dryopteris |
| Classification 1 | Polypodiophyta: Thelypteridaceae: Pronephrium |
| Classification 2 | Dryopteridaceae: Dryopteris |
| Harvard University Herbaria Barcode(s) | 00518388 |
| Type Status | Isotype |
| Collector | Rahmat Si Toroes |
| Collector number | 142 |
| Country | Indonesia |
| Geography | Asia: Southeast Asia (Region): Indonesia: Sumatera |
| Locality | (East Coast) General region of Marbau, Bilah, near Bilah PErtama (Parabasiran) |
| Date Collected | 1928-02-** - 1928-03-** |
| Container | Plants of Sumatra |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e21132a1-14cb-4f0d-813c-e3018f65e505 |
| Harvard University Herbaria Barcode | 00518388 |
| Herbarium | GH |
| Previous ownership | Collected for the University of Michigan under the supervision of Carel Hamel, American Methodist Mission |
| Family | Dryopteridaceae |
| Determination | Dryopteris excrescens Copeland |
| Determination Remarks | [is label name] |
| Annotation Text | n. sp. |
| Family | Thelypteridaceae |
| Determination | Pronephrium glandulosum (Blume) Holttum |
| Determined by | Kittredge, Walter Tobey |
| Date Determined | 2014 |
| Determination Remarks | [is Current name] |
| Annotation Text | fide R. E. Holttum, Fl. Males., Ser. 2, Pterid. 1(5): 522. 1981 |
| Family | Dryopteridaceae |
| Type Status | Isotype |
| Isotype of | Dryopteris excrescens Copeland |
| Verified by | Kittredge, Walter Tobey |
| Date Determined | 2014 |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Dryopteris excrescens Copeland) Univ. Calif. Publ. Bot. 1929. 14. 374. |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
