| Classification | Cistaceae: Helianthemum |
| Classification 1 | Cistaceae: Crocanthemum |
| Classification 2 | Cistaceae: Helianthemum |
| Harvard University Herbaria Barcode(s) | 00061641 |
| Type Status | Isosyntype |
| Collector | S. B. Walker |
| Country | United States of America |
| State | Colorado |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Colorado: Douglas County |
| Locality | [no additional data] |
| Date Collected | 1890 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c78c037b-9d92-40c4-b788-af0e4195151b |
| Harvard University Herbaria Barcode | 00061641 |
| Herbarium | GH |
| Family | Cistaceae |
| Determination | Helianthemum majus Britton, Stearn & Poggenburg |
| Annotation Text | Syn. Fl. N. Amer. |
| Family | Cistaceae |
| Determination | Helianthemum canadense var. walkerae W. H. Evans |
| Determination Remarks | [is label name] |
| Annotation Text | n. var. |
| Family | Cistaceae |
| Determination | Helianthemum bicknellii Fernald |
| Determined by | M.L.F. [M. L. Fernald] |
| Date Determined | 1919 |
| Family | Cistaceae |
| Determination | Helianthemum bicknellii Fernald |
| Determined by | Daoud, H. S. |
| Date Determined | 1960 |
| Annotation Text | Isotype |
| Family | Cistaceae |
| Determination | Helianthemum bicknellii Fernald |
| Determined by | RLW [R. L. Wilbur] |
| Date Determined | 1963 |
| Family | Cistaceae |
| Determination | Helianthemum bicknellii Fernald |
| Determined by | Uttal, Leonard Jordan |
| Date Determined | 1972 |
| Family | Cistaceae |
| Determination | Crocanthemum bicknellii (Fernald) Janchen |
| Determined by | Kittredge, Walter Tobey |
| Date Determined | 2012 |
| Determination Remarks | [is Current name] |
| Family | Cistaceae |
| Type Status | Isosyntype |
| Isosyntype of | Helianthemum canadense var. walkerae W. H. Evans |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Helianthemum canadense var. walkerae W. H. Evans) Bot. Gaz. 1890. 15: 211. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
