| Name | Day, Alva George |
| Date of birth | 1920 |
| Remarks | [author note: CAS; Polemoniaceae] |
| ASA Botanist ID | 181134 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c41cb992-f288-4c93-a6f6-cd85b9a8969a |
| Variant name | Alva George Day (later Grant, A. D.) |
| Author name | A. G. Day |
| B & P Author Abbrev. | A. G. Day |
| Standard/Label Name | A. G. Day |
| Full Name | Day, Alva George |
| Geography Author | United States of America |
| Specialty Author | Spermatophytes |
| Citation as Author | Authors of Plant Names. Royal Botanic Gardens, Kew |
| Member of teams/groups | |
| Collector Teams: | A. G. Day & Moran J. R. Shevock & A. G. Day P. S. Allen & A. G. Day A. G. Day & V. E. Grant |
| Author Teams: | A. G. Day & Moran Shevock & A. G. Day P. S. Allen & A. G. Day A. G. Day & V. E. Grant |