| Name | Callahan, Frank T. II |
| First date flourished | 1988 |
| Remarks | [author note: Herbarium and types: CAS; additional material at K, OSC, SOC, UC, US. Liliaceae; Callahan Seed Co., Central Point, OR] [collector note: CAS, K, MO, RSA, SOC, UC, US] |
| ASA Botanist ID | 130793 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/61838c45-171b-413d-baa2-742dec7ce168 |
| Variant name | Frank T. Callahan II |
| Variant name | Frank T. Callahan, II |
| Author name | F. T. Callahan |
| B & P Author Abbrev. | F. T. Callahan |
| Standard/Label Name | F. T. Callahan |
| Full Name | Callahan, Frank T. II |
| Geography Author | United States of America |
| Geography Collector | United States of America |
| Specialty Author | Spermatophytes |
| Specialty Collector | Phanerogams |
| Citation as Author | Herbertia 49: 20. 1993 (1994) |
| Citation as Author | Phytologia; Designed to Expedite Botanical Publication. New York |
| Citation as Collector | Herbertia 49: 21. 1993 (1994) |
| Member of teams/groups | |
| Collector Teams: | D. H. Goldman & F. T. Callahan |