| Name | Cratty, Robert Irvin |
| Date of birth | 1853 |
| Date of death | 1940 |
| Remarks | [author note: Herbarium and types: IA, ISC; additional material at CGE, F, GH, MO, NY, OXF, US] [collector note: Iowa; CGE, F, GH, IA (650), ISC, MO, NY (30), US] |
| ASA Botanist ID | 116419 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/8f30f812-80b5-44d2-851f-e8d8eab0847e |
| Variant name | Robert Irvin Cratty |
| Author name | Cratty |
| B & P Author Abbrev. | Cratty |
| Standard/Label Name | R. I. Cratty |
| Full Name | Cratty, Robert Irvin |
| Geography Author | United States of America |
| Geography Collector | United States of America |
| Specialty Author | Spermatophytes |
| Citation as Author | Authors of Plant Names. Royal Botanic Gardens, Kew |
| Citation as Author | TL2/S |
| Citation as Collector | Index Herbariorum - Collectors A-D |
| Member of teams/groups | |
| Holdings | Search for specimens collected by R. I. Cratty |
| Collections in | [no date] (2), 1878 (1), 1881 (2), 1882 (3), 1883 (6), 1884 (1), 1886 (1), 1887 (3), 1892 (1), 1893 (2), 1895 (2), 1897 (3), 1918 (1), 1919 (1), 1923 (1), 1927 (1) |
| Collector Teams: | L. H. Pammel & R. I. Cratty |