| Classification | Brassicaceae: Arabis | 
| Classification 1 | Brassicaceae: Boechera | 
| Classification 2 | Brassicaceae: Arabis | 
| Barcode(s) | 00018677 | 
| Type Status | Lectotype | 
| Collector | J. G. Lemmon | 
| Collector number | 23 | 
| Country | United States of America | 
| State | California | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California | 
| Locality | Lassen's Peak. 11,000 ft. [feet] | 
| Date Collected | 1872-09-** | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/dff1b68e-bfce-4813-8e0d-1eb2ad3c193c | 
| Harvard University Herbaria Barcode | 00018677 | 
| Herbarium | GH | 
| Family | Brassicaceae | 
| Type Status |  Lectotype | 
| Lectotype of |  Arabis lemmonii S. Watson | 
| Verified by | Michael Windham (UT) & Ihsan Al-Shehbaz (MO) | 
| Date Determined | 2006 | 
| Taxon Reference | (for  Arabis lemmonii S. Watson) Proc. Amer. Acad. Arts 1887. 22: 467. | 
| Family | Brassicaceae | 
| Determination |  Boechera lemmonii (S. Watson) W. A. Weber | 
| Determined by | Michael Windham (UT) & Ihsan Al-Shehbaz (MO) | 
| Date Determined | 2006 | 
| Determination Remarks |  [current name] | 
| Annotation Text | Lectotype | 
| Family | Brassicaceae | 
| Determination |  Arabis lemmonii S. Watson | 
| Determined by | G. A. Mulligan | 
| Date Determined | 1991-04-10 | 
| Determination Remarks |  [current name] | 
| Annotation Text | Lectotype | 
| Family | Brassicaceae | 
| Determination |  Arabis Linnaeus | 
| Determination Remarks |  [label name] | 
| Sex | not determined | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed | 
| Item Remarks | mounted on same sheet as barcodes: 219725, 18678, 219726 including the holotype of Arabis canescens Nuttall var. latifolia Watson (18678) |