| Name | Johnston, Robert Mackenzie |
| Date of birth | 1844 |
| Date of death | 1918 |
| Remarks | [author note: Herbarium and types unknown; some material at FI] |
| ASA Botanist ID | 169029 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/386bd0ba-1c12-46d8-89e1-e0a7c6a72668 |
| Variant name | Robert Mackenzie Johnston |
| Author name | R. M. Johnston |
| B & P Author Abbrev. | R. M. Johnst. |
| Standard/Label Name | R. M. Johnston |
| Full Name | Johnston, Robert Mackenzie |
| Geography Author | Australia (Country) |
| Specialty Author | Fossils |
| Citation as Author | Authors of Plant Names. Royal Botanic Gardens, Kew |
| Citation as Author | Taxonomic Literature. Second Edition. Utrecht |