| Classification | Adiantaceae: Pityrogramma |
| Classification 1 | Adiantaceae: Pentagramma |
| Classification 2 | Adiantaceae: Pityrogramma |
| Harvard University Herbaria Barcode(s) | 00898684 |
| Type Status | Isotype |
| Collector | J. T. Howell |
| Collector number | 34696 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Butte County |
| Locality | 9 mi. ne. of Oroville, Feather River Highway |
| Date Collected | 1959-09-20 |
| Container | Plants of the Sierra Nevada, California |
| Substrate | Metamorphic rock zone |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c271172c-da90-487a-9bd7-7f9caad29b1e |
| Harvard University Herbaria Barcode | 00898684 |
| Herbarium | GH |
| Previous ownership | [Ex[ California Academy of Sciences |
| Family | Adiantaceae |
| Determination | Pityrogramma triangularis var. semipallida J. T. Howell |
| Determination Remarks | [is label name] |
| Annotation Text | Isotype |
| Family | Adiantaceae |
| Determination | Pentagramma triangularis (Kaulfuss) Yatskievych, Windham & E. Wollenweber |
| Determined by | Kittredge, Walter Tobey |
| Date Determined | 2015 |
| Determination Remarks | [is Current name] |
| Annotation Text | see Syst. Bot. 40(3): 629-644. 2015 |
| Family | Adiantaceae |
| Type Status | Isotype |
| Isotype of | Pityrogramma triangularis var. semipallida J. T. Howell |
| Verified by | Kittredge, Walter Tobey |
| Date Determined | 2015 |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Pityrogramma triangularis var. semipallida J. T. Howell) Leafl. W. Bot. 1962. 9(13–14): 223. |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
