| Name | Porterfield, Willard Merritt |
| Date of birth | 1893 |
| Date of death | 1966 |
| Remarks | [author note: Herbarium and types: some material at NY (Panama)] [collector note: MY] |
| ASA Botanist ID | 133366 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/cff2e1eb-c98a-4278-aac8-de98ae2d75b1 |
| Variant name | Willard Merritt Porterfield |
| Author name | Porterfield |
| B & P Author Abbrev. | Porterf. |
| Standard/Label Name | W. M. Porterfield |
| Full Name | Porterfield, Willard Merritt |
| Geography Author | China, United States of America |
| Geography Collector | Panama |
| Specialty Author | Spermatophytes |
| Citation as Author | Authors of Plant Names. Royal Botanic Gardens, Kew |
| Citation as Author | Taxonomic Literature. Second Edition. Utrecht |
| Citation as Collector | Index Herbariorum - Collectors N-R |