| Classification | Fungi: Basidiomycota: Pucciniomycetes: Pucciniales: Pucciniaceae: Gymnosporangium | 
| Harvard University Herbaria Barcode(s) | 00873518 | 
| Collector | [no data available] | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Newton | 
| Locality | [no additional data] | 
| Date Collected | 1874-10-** | 
| Host | Crataegus crusgalli | 
| Project | Microfungi TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/edd8a522-d360-4414-94bb-2ad33c5715ad | 
| Harvard University Herbaria Barcode | 00873518 | 
| Herbarium | FH | 
| Family | Pucciniaceae | 
| Determination | Gymnosporangium clavariiforme (Wulfen) de Candolle | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Packet | 
| Preparation Method | Dried |