| Classification | Asteraceae: Aster |
| Classification 1 | Asteraceae: Symphyotrichum |
| Classification 2 | Asteraceae: Brachyactis |
| Harvard University Herbaria Barcode(s) | 00003672 |
| Type Status | Holotype |
| Collector | M. L. Fernald, B. H. Long & H. St. John |
| Collector number | 8165 |
| Country | Canada |
| State | Quebec Province |
| Geography | North America: North America (CA, US, MX) (Region): Canada: Quebec Province: Gaspésie–Îles-de-la-Madeleine (Quebec): Magdalen Islands |
| Locality | Grand Entrée, Coffin Island |
| Date Collected | 1912-08-19 |
| Habitat | Damp brackish sandy beach |
| Container | Flora of the Magdalen Islands, Quebec |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a702b289-a88d-4b5a-91e6-dd488e829c4a |
| Harvard University Herbaria Barcode | 00003672 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Aster laurentianus var. magdalenensis Fernald |
| Verified by | Houle, Francine |
| Date Determined | 1987 |
| Determination Remarks | [filed under] |
| Taxon Reference | (for Aster laurentianus var. magdalenensis Fernald) Rhodora 1914. 16: 59. |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Aster laurentianus var. magdalenensis Fernald |
| Verified by | Jones, Almut Gitter |
| Date Determined | 1984 |
| Taxon Reference | (for Aster laurentianus var. magdalenensis Fernald) Rhodora 1914. 16: 59. |
| Family | Asteraceae |
| Type Status | Holotype |
| Holotype of | Aster laurentianus var. magdalenensis Fernald |
| Verified by | Boufford, David Edward |
| Date Determined | 1982 |
| Taxon Reference | (for Aster laurentianus var. magdalenensis Fernald) Rhodora 1914. 16: 59. |
| Family | Asteraceae |
| Determination | Symphyotrichum laurentianum (Fernald) G. L. Nesom |
| Determined by | Kittredge, Walter Tobey |
| Date Determined | 2017 |
| Determination Remarks | [current name] |
| Family | Asteraceae |
| Determination | Aster laurentianus Fernald |
| Determined by | Houle, Francine |
| Date Determined | 1987 |
| Family | Asteraceae |
| Determination | Brachyactis ciliata subsp. laurentiana (Fernald) A. G. Jones |
| Determined by | Jones, Almut Gitter |
| Date Determined | 1984 |
| Family | Asteraceae |
| Determination | Aster laurentianus var. magdalenensis Fernald |
| Determined by | [M. L. Fernald (scripsit) W. T. Kittredge, 2017] |
| Determination Remarks | [label name] |
| Annotation Text | n. var. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
