| Name | Hammer, Samuel |
| Date of birth | 1953 |
| Remarks | [author note: FH, ID, SFSU, SRP; Cladonia] [collector note: CANB, FH, H, SFSU] |
| ASA Botanist ID | 123590 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/ee6245cd-95d1-49fa-92dd-27e45c13293b |
| Variant name | Samuel Hammer |
| Author name | S. Hammer |
| B & P Author Abbrev. | S. Hammer |
| Standard/Label Name | S. Hammer |
| Full Name | Hammer, Samuel |
| Geography Author | United States of America |
| Geography Collector | Australia (Country), United States of America |
| Specialty Author | Fungi and Lichens |
| Specialty Collector | Lichens |
| Citation as Author | Pers. comm. |
| Citation as Author | Authors of Plant Names. Royal Botanic Gardens, Kew |
| Citation as Collector | Bryologist 104(2): 226. 2001 |
| Member of teams/groups | |
| Holdings | Search for specimens collected by S. Hammer |
| Collections in | [no date] (2), 1977 (1), 1986 (105), 1987 (140), 1988 (51), 1989 (431), 1991 (401), 1992 (2), 1993 (2), 1994 (2), 1997 (1), 1998 (11), 1999 (8), 2000 (14), 2001 (6) |
| Collector Teams: | H. Saylor & S. Hammer T. T. Ahti, S. Hammer & E. Kneiper |
| Author Teams: | S. Hammer & T. T. Ahti |
