| Name | Mason, Herbert Louis & Carter, Annetta Mary |
| Agent type | Team/Group |
| First date collected | 1938 |
| Remarks | [collector note: California: GH] |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/b1ee8c90-b52e-454a-8c78-5d8cdd67b4e0 |
| Variant name | H. Mason & A. Carter |
| Standard/Label Name | H. L. Mason & A. M. Carter |
| Full Name | Mason, Herbert Louis & Carter, Annetta Mary |
| Geography Collector | US and Canada (countries only and not Greenland) |
| Specialty Collector | Spermatophytes |
| Citation as Collector | Specimen: (GH): Monardella sinuata subsp. nigrescens Elvin & A.C.Sanders |
| Holdings | Search for specimens collected by H. L. Mason & A. M. Carter |
| Collections in | 1938 (1) |
| Team Members: | Carter, Annetta Mary Mason, Herbert Louis |