| Name | Metcalfe, Orrick Baylor |
| Date of birth | 1879 |
| Date of death | 1936 |
| Remarks | [collector note: New Mexico (col. ca. 1902-1904): ARIZ, B, BM, DS, E, F, GH, IND, ISC, K, MIN, MO, NMC, NY, POM, US; S.W. United States: A, LE, NMC.] |
| ASA Botanist ID | 138631 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/6c8a0237-03ce-42c8-a664-5665cddcfdf7 |
| Variant name | Orrick Baylor Metcalfe |
| Author name | Metcalfe |
| B & P Author Abbrev. | Metcalfe |
| Standard/Label Name | O. B. Metcalfe |
| Full Name | Metcalfe, Orrick Baylor |
| Geography Collector | United States of America |
| Specialty Author | Spermatophytes |
| Citation as Author | Authors of Plant Names. Royal Botanic Gardens, Kew |
| Citation as Collector | Index Herbariorum - Collectors M |
| Holdings | Search for specimens collected by O. B. Metcalfe |
| Collections in | [no date] (3), 1893 (1), 1900 (1), 1901 (1), 1903 (362), 1904 (370), 1905 (44) |