| Classification | Asteraceae: Aster |
| Classification 1 | Asteraceae: Symphyotrichum |
| Harvard University Herbaria Barcode(s) | 00002891 |
| Type Status | Isotype |
| Collector | M. E. Peck |
| Collector number | 16666 |
| Country | United States of America |
| State | Oregon |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oregon: Klamath County |
| Locality | 5 m S. of Lake-of-the Woods, Klamath Co. |
| Date Collected | 1931-07-05 |
| Habitat | Sterile clay flat |
| Container | Plants of Oregon |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/313e2639-5479-48ad-997f-ea8ecba0d0fe |
| Harvard University Herbaria Barcode | 00002891 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Isotype |
| Isotype of | Aster argillicolus M. Peck |
| Verified by | Boufford, David Edward |
| Date Determined | 1983 |
| Determination Remarks | [filed under] |
| Taxon Reference | (for Aster argillicolus M. Peck) Proc. Biol. Soc. Washington 1934. 47: 188. |
| Family | Asteraceae |
| Determination | Symphyotrichum campestre (Nuttall) G. L. Nesom |
| Determined by | Kittredge, Walter Tobey |
| Date Determined | 2016 |
| Determination Remarks | [current name] |
| Family | Asteraceae |
| Determination | Aster campestris var. bloomeri (A. Gray) A. Gray |
| Determined by | Jones, Almut Gitter |
| Date Determined | 2016 |
| Family | Asteraceae |
| Determination | Aster argillicolus M. Peck |
| Determined by | Jones, Almut Gitter |
| Date Determined | 1984 |
| Annotation Text | Isotype, as annotated below! |
| Family | Asteraceae |
| Determination | Aster argillicolus M. Peck |
| Determination Remarks | [label name] |
| Annotation Text | From Type collection |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
