| Classification | Fungi: Basidiomycota: Pucciniomycetes: Pucciniales: Pucciniaceae: Gymnosporangium |
| Barcode(s) | 00997603 |
| Collector | W. B. Cooke |
| Collector number | 15501 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Siskiyou County |
| Locality | outskirts of the city of Mount Shasta along the Abrams Lake Road |
| Date Collected | 1941 [6-7-41] |
| Verbatim Elevation | 3500 ft. |
| Container | Mycobiota of North America |
| Host | Crataegus douglasii |
| Project | Macrofungi TCN |
| Remarks | 143 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/dafeccb0-c6b2-4761-b93f-b47375d54fa0 |
| Harvard University Herbaria Barcode | 00997603 |
| Herbarium | FH |
| Previous ownership | ex Herbario Wm. Bridge Cooke |
| Family | Pucciniaceae |
| Determination | Gymnosporangium libocedri (Hennings) Kern |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Packet |
| Preparation Method | Dried |