| Name | Calder, James Alexander & Breitung |
| Agent type | Team/Group |
| First date collected | 1948 |
| Last date collected | 1950 |
| Remarks | [collector note: 1948-1950: GB (110)] |
| ASA Botanist ID | 153676 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/10df2427-a8d2-4324-857d-9a08b63b4a4f |
| Standard/Label Name | J. A. Calder & Breitung |
| Full Name | Calder, James Alexander & Breitung |
| Geography Collector | Canada |
| Citation as Collector | Index Herbariorum - Collectors A-D |
| Team Members: | Calder, James Alexander |