| Classification | Dryopteridaceae: Dryopteris | 
| Classification 1 | Aspidiaceae: Aspidium | 
| Harvard University Herbaria Barcode(s) | 01092291 | 
| Collector | H. A. Purdie | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Concord | 
| Locality | "October Farm" | 
| Date Collected | 1906-08-05 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/aab61f45-0f70-4b48-acb5-1904fba06378 | 
| Harvard University Herbaria Barcode | 01092291 | 
| Herbarium | NEBC | 
| Family | Dryopteridaceae | 
| Determination | Dryopteris campyloptera (Kunze) Clarkson | 
| Determination Remarks | [filed under] [current name] | 
| Annotation Text | fide R. L. Angelo, Vascular Flora of Concord, Massachusetts
(http://www.ray-a.com/ConcordMassFlora.pdf)
Accessed 13 October 2017 | 
| Family | Aspidiaceae | 
| Determination | Aspidium spinulosum var. concordianum Eastman | 
| Determination Remarks | [label name] | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |