| Classification | Brassicaceae: Arabis |
| Classification 1 | Brassicaceae: Boechera |
| Barcode(s) | 00018802 |
| Type Status | Isolectotype |
| Collector | W. N. Suksdorf |
| Country | United States of America |
| State | Washington |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Washington: Klickitat County |
| Date Collected | 1884-05-** |
| Remarks | = Arabis holboellii Hornem. var. retrofracta (det. G. A. Mulligan, 1991) |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0a94ee4f-0c44-4677-a252-99d688482509 |
| Harvard University Herbaria Barcode | 00018802 |
| Herbarium | GH |
| Family | Brassicaceae |
| Type Status | Isolectotype |
| Isolectotype of | Arabis tenuis Greene |
| Verified by | Michael Windham (UT) and Ihsan Al-Shehbaz (MO) |
| Date Determined | 2006 |
| Taxon Reference | (for Arabis tenuis Greene) Pittonia 1900. 4: 189. |
| Family | Brassicaceae |
| Determination | Boechera retrofracta (Graham) A. Löve & D. Löve |
| Determined by | Michael Windham (UT) and Ihsan Al-Shehbaz (MO) |
| Date Determined | 2006 |
| Determination Remarks | [current name] |
| Family | Brassicaceae |
| Determination | Arabis holboellii var. retrofracta (Graham) Rydberg |
| Determined by | G. A. Mulligan |
| Date Determined | 1991-04-10 |
| Annotation Text | Isotype of Arabis tenuis Greene |
| Family | Brassicaceae |
| Determination | Arabis holboellii var. retrofracta (Graham) Rydberg |
| Determined by | R. C. Reed |
| Date Determined | 1940 |
| Annotation Text | Isotype of A. tenuis Greene |
| Sex | not determined |
| Phenology | FlowerAndFruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |