| Classification | Aster |
| Classification 1 | Arida |
| Complex Object | This is a complex collection object (2 items with 1 preparation) |
| Harvard University Herbaria Barcode(s) | 00009957 |
| Other Barcodes on Sheet | 00254814 |
| Type Status | Lectotype |
| Collector | C. Wright |
| Collector number | 1395 |
| Country | Mexico |
| State | Chihuahua |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Chihuahua |
| Locality | [valley of the Salado, between El Paso and Chihuahua] |
| Date Collected | 1852-04-18 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/2427c7db-1886-4bd4-b113-631f6aabedd1 |
| Harvard University Herbaria Barcode | 00009957 |
| Herbarium | GH |
| Type Status | Lectotype |
| Lectotype of | Aster tanacetifolius var. pygmaeus A. Gray |
| Verified by | Kittredge, Walter Tobey |
| Date Determined | 2007 |
| Determination Remarks | [filed under] |
| Annotation Text | [Machaeranthera tanacetifolia var. pygmaea A. Gray, Smithsonian Contr. Knowl. 5(6): 74. 1853 is a sphalm. In Syn. Fl. N. Amer. Gray incorrectly cites the species name as "Machaeranthera canescens, var. humilis & var. pygmaea, Gray, Pl. Wright. ii. 74"] |
| Taxon Reference | (for Aster tanacetifolius var. pygmaeus A. Gray) Syn. Fl. N. Amer. 1884. 1(2): 206. |
| Determination | Leucosyris parviflora (A. Gray) Pruski & R. L. Hartman |
| Determined by | Kittredge, Walter Tobey |
| Date Determined | 2017 |
| Determination Remarks | [current name] |
| Determination | Arida parviflora (A. Gray) D. R. Morgan & R. L. Hartman |
| Determined by | Kittredge, Walter Tobey |
| Date Determined | 2007 |
| Determination | Machaeranthera parviflora A. Gray |
| Determined by | Turner, Billie Lee |
| Date Determined | 1986 |
| Determination | Machaeranthera parviflora A. Gray |
| Determined by | Hartman, Ronald Lee |
| Date Determined | 1975-01-06 |
| Determination | Machaeranthera tanacetifolia Nees |
| Determined by | [A. Gray (scripsit) W. T. Kittredge, 2007] |
| Determination Remarks | [label name] |
| Annotation Text | Machaeranthera tanacetifolia var. pygmaea |
| Determination | Aster tanacetifolius var. pygmaeus A. Gray |
| Determined by | [A. Gray (scripsit) W. T. Kittredge, 2007] |
| Annotation Text | Syn. Fl. N. Amer. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
