| Name | Sprague, Isaac |
| Date of birth | 1811 |
| Date of death | 1895 |
| Remarks | Illustrator for Genera Florae Americae Boreali-Orientalis Illustrata vol. 1, 1848 vol. 2, 1849, author A. Gray. Original sketches (GH) [author note: Herbarium and types unknown] [collector note: Upper Missouri [River]] |
| ASA Botanist ID | 174905 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/82f58298-1097-4a52-a8b7-7e44b2a89072 |
| Variant name | Isaac Sprague |
| Author name | I. Sprague |
| B & P Author Abbrev. | I. Sprague |
| Standard/Label Name | I. Sprague |
| Full Name | Sprague, Isaac |
| Geography Author | United States of America |
| Geography Collector | United States of America |
| Specialty Author | Spermatophytes |
| Specialty Collector | Phanerogams |
| Citation as Author | Authors of Plant Names. Royal Botanic Gardens, Kew |
| Citation as Author | Taxonomic Literature. Second Edition. Utrecht |
| Citation as Collector | specimen (GH) Stanleya pinnata (Pursh) Britt |
| Holdings | Search for specimens collected by I. Sprague |
| Collections in | [no date] (10), 1884 (1) |