| Classification | Asteraceae: Aster | 
| Classification 1 | Asteraceae: Symphyotrichum | 
| Harvard University Herbaria Barcode(s) | 00003682 | 
| Type Status | Isotype | 
| Collector | C. F. Baker | 
| Collector number | 805 | 
| Country | United States of America | 
| State | Colorado | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Colorado | 
| Locality | Crested Butte | 
| Date Collected | 1901-08-13 | 
| Container | Plants of West Central Colorado: Region of the Gunnison Watershed | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4a5e45d0-fc1e-481e-8421-e1808fef79e1 | 
| Harvard University Herbaria Barcode | 00003682 | 
| Herbarium | GH | 
| Family | Asteraceae | 
| Type Status | Isotype | 
| Isotype of | Aster lonchophyllus Greene | 
| Verified by | Boufford, David Edward | 
| Date Determined | 1982 | 
| Determination Remarks | [filed under] | 
| Taxon Reference | (for  Aster lonchophyllus Greene) Leafl. Bot. Observ. Crit. 1905. 1: 146. | 
| Family | Asteraceae | 
| Type Status | Isotype | 
| Isotype of | Aster lonchophyllus Greene | 
| Verified by | Jones, Almut Gitter | 
| Date Determined | 1981 | 
| Taxon Reference | (for  Aster lonchophyllus Greene) Leafl. Bot. Observ. Crit. 1905. 1: 146. | 
| Family | Asteraceae | 
| Determination | Symphyotrichum ascendens (Lindley) G. L. Nesom | 
| Determined by | Kittredge, Walter Tobey | 
| Date Determined | 2017 | 
| Determination Remarks | [current name] | 
| Family | Asteraceae | 
| Determination | Compare Aster eatonii (A. Gray) Howell | 
| Determined by | Jones, Almut Gitter | 
| Date Determined | 1980 | 
| Annotation Text | or near | 
| Family | Asteraceae | 
| Determination | Aster oregonensis (Nuttall) Cronquist | 
| Determined by | Cronquist, Arthur John | 
| Date Determined | 1940 | 
| Family | Asteraceae | 
| Determination | Aster lonchophyllus Greene | 
| Determined by | Cronquist, Arthur John | 
| Date Determined | 1940 | 
| Annotation Text | Isotype | 
| Family | Asteraceae | 
| Determination | Aster lonchophyllus Greene | 
| Determined by | Greene, Edward Lee | 
| Determination Remarks | [label name] | 
| Annotation Text | n. sp. | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |