| Classification | Rosaceae: Crataegus |
| Harvard University Herbaria Barcode(s) | 00018006 |
| Type Status | Syntype |
| Collector | C. L. Gruber |
| Collector number | 159 |
| Country | United States of America |
| State | Pennsylvania |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Pennsylvania: Berks County |
| Locality | South of Forge Hill, North Heidelberg Twp. |
| Date Collected | 1905-05-13 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/462bd215-dd25-445e-925b-db3964810356 |
| Harvard University Herbaria Barcode | 00018006 |
| Herbarium | A |
| Family | Rosaceae |
| Type Status | Syntype |
| Syntype of | Crataegus callosa Sargent |
| Verified by | D. E. Boufford |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Crataegus callosa Sargent) Proc. Acad. Nat. Sci. Philadelphia 1905. 57: 595. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
