| Classification | Asteraceae: Aphanostephus |
| Barcode(s) | 00002298 |
| Type Status | Syntype |
| Collector | E. Hall |
| Collector number | 303 |
| Country | United States of America |
| State | Texas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas |
| Locality | Hempstead |
| Date Collected | 1872-05-28 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/bf16c5c3-9e3f-4a30-a31e-be519242de87 |
| Harvard University Herbaria Barcode | 00002298 |
| Herbarium | GH |
| Family | Asteraceae |
| Type Status | Syntype |
| Syntype of | Aphanostephus arkansanus var. hallii A. Gray |
| Verified by | Birdsong, B. Arnold |
| Date Determined | 1972 |
| Determination Remarks | [filed under] |
| Annotation Text | SYNTYPE |
| Taxon Reference | (for Aphanostephus arkansanus var. hallii A. Gray) Proc. Amer. Acad. Arts 1880. 16: 81. |
| Family | Asteraceae |
| Determination | Aphanostephus skirrhobasis (de Candolle) Trelease |
| Determined by | L. H. Shinners |
| Date Determined | 1945-12-17 |
| Annotation Text | 2 - collections, both; [Annotated on sheet] |
| Family | Asteraceae |
| Determination | Aphanostephus skirrhobasis var. hallii (A. Gray) S. F. Blake |
| Determined by | [I.M. Johnston (scripsit) J. McI. Shapiro, 2020] |
| Date Determined | 1917 |
| Annotation Text | Cotype (303); Nomencl. Rev. Acc. To Internat. Rules |
| Family | Asteraceae |
| Determination | Aphanostephus skirrhobasis (de Candolle) Trelease |
| Determined by | B. A. Birdsong (TEX) |
| Family | Asteraceae |
| Determination | Aphanostephus arkansanus var. hallii A. Gray |
| Determined by | [A. Gray (scripsit) J. McI. Shapiro, 2020] |
| Determination Remarks | [label name] |
| Annotation Text | Syn. Fl. N. Amer. |
| Family | Asteraceae |
| Determination | Aphanostephus arkansanus var. hallii A. Gray |
| Determined by | B. A. Birdsong (TEX) |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
| Description | [On sheet with E. Palmer 502. E. Hall 303 annotated by S. F. Blake as "Aphanostephus skirrhobasis (DC.) Trel. var. hallii (A. Gray) Blake, Cotype 303] |