| Name | Buchanan, John | 
| Date of birth | 1819 | 
| Date of death | 1898 | 
| Remarks | [author note: Herbarium and types: OTA; additional material at BM, BP, GOET, K (1,048), LE, MEL, WELT] [collector note: col. ± 1867-1883: BP, GOET, K, MEL. vide James Hector] | 
| ASA Botanist ID | 121475 botanist | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/264bb346-800c-4777-9f0b-03f1c078b6fc | 
| Variant name | John Buchanan | 
| Author name | Buchanan | 
| B & P Author Abbrev. | Buchanan | 
| Standard/Label Name | J. Buchanan | 
| Full Name | Buchanan, John | 
| Geography Author | New Zealand | 
| Geography Collector | New Zealand | 
| Specialty Author | Bryophytes | 
| Specialty Author | Spermatophytes | 
| Citation as Author | Authors of Plant Names. Royal Botanic Gardens, Kew | 
| Citation as Author | Taxon. Lit., ed. 2 (TL2)/S | 
| Citation as Collector | Index Herbariorum - Collectors A-D | 
| Member of teams/groups | |
| Holdings | Search for specimens collected by J. Buchanan | 
| Collections in | [no date] (1), 1891 (3) | 
| Collector Teams: | G. Adamson & J. Buchanan J. Hector & J. Buchanan Buchanan, Hamilton & de Candolle | 
| Author Teams: | Buchanan, Hamilton & de Candolle |