| Classification | Asteraceae: Aster |
| Classification 1 | Asteraceae: Symphyotrichum |
| Classification 2 | Asteraceae: Aster |
| Harvard University Herbaria Barcode(s) | 00003666 |
| Type Status | Syntype |
| Collector | A. Nelson |
| Collector number | 1118 |
| Country | United States of America |
| State | Wyoming |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Wyoming |
| Locality | East Fork |
| Date Collected | 1894-08-25 |
| Container | Flora of Wyoming |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/f2db8a3b-1488-4eb5-8dd0-2beefc48e456 |
| Harvard University Herbaria Barcode | 00003666 |
| Herbarium | GH |
| Previous ownership | [Ex] Herb. University of Wyoming |
| Family | Asteraceae |
| Determination | Aster foliaceus Lindley ex de Candolle |
| Determination Remarks | [is label name] |
| Family | Asteraceae |
| Determination | Aster coerulescens var. laetevirens (Greene) Cronquist |
| Determined by | Cronquist, Arthur John |
| Date Determined | 1940 |
| Family | Asteraceae |
| Determination | Aster laetivirens Greene |
| Determined by | Cronquist, Arthur John |
| Date Determined | 1940 |
| Annotation Text | Cotype |
| Family | Asteraceae |
| Determination | Aster laetivirens Greene |
| Determined by | M. L. Dean |
| Date Determined | 1964 |
| Annotation Text | Syntype |
| Family | Asteraceae |
| Determination | Aster occidentalis (Nuttall) Torrey & A. Gray |
| Determined by | M. L. Deane |
| Date Determined | 1964 |
| Annotation Text | perhaps genes of A. hesperius? |
| Family | Asteraceae |
| Determination | Aster hesperius var. laetevirens (Greene) Cronquist |
| Determined by | Jones, Almut Gitter |
| Date Determined | 1980 |
| Family | Asteraceae |
| Determination | Symphyotrichum lanceolatum var. hesperium (A. Gray) G. L. Nesom |
| Determined by | Kittredge, Walter Tobey |
| Date Determined | 2017 |
| Determination Remarks | [is Current name] |
| Family | Asteraceae |
| Type Status | Syntype |
| Syntype of | Aster laetivirens Greene |
| Verified by | Jones, Almut Gitter |
| Date Determined | 1980 |
| Annotation Text | SYNTYPE (GH)! |
| Taxon Reference | (for Aster laetivirens Greene) Pittonia 1900. 4: 219. |
| Family | Asteraceae |
| Type Status | Syntype |
| Syntype of | Aster laetivirens Greene |
| Verified by | Boufford, David Edward |
| Date Determined | 1982 |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Aster laetivirens Greene) Pittonia 1900. 4: 219. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
