| Classification | Asteraceae: Perymenium |
| Barcode(s) | 00011203 |
| Type Status | Lectotype, Isosyntype |
| Collector | J. N. Rose |
| Collector number | 3649 |
| Country | Mexico |
| State | Zacatecas |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Zacatecas |
| Locality | Near Plateado |
| Date Collected | 1897-09-04 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/f594b382-888a-4a94-af2b-0fcf815a8429 |
| Harvard University Herbaria Barcode | 00011203 |
| Herbarium | GH |
| Previous ownership | Ex US |
| Family | Asteraceae |
| Type Status | Lectotype |
| Lectotype of | Perymenium subsquarrosum B. L. Robinson & Greenman |
| Verified by | Harvard University Herbaria LAPI Team |
| Date Determined | 2008-05-31 |
| Determination Remarks | "Rose 3649" noted on label |
| Taxon Reference | (for Perymenium subsquarrosum B. L. Robinson & Greenman) Proc. Amer. Acad. Arts 1899. 34: 524. |
| Family | Asteraceae |
| Type Status | Isosyntype |
| Isosyntype of | Perymenium subsquarrosum B. L. Robinson & Greenman |
| Verified by | V. M. Bates (A/GH) |
| Date Determined | 1984 |
| Taxon Reference | (for Perymenium subsquarrosum B. L. Robinson & Greenman) Proc. Amer. Acad. Arts 1899. 34: 524. |
| Family | Asteraceae |
| Determination | Perymenium subsquarrosum B. L. Robinson & Greenman |
| Determined by | J. J. Fay (NY) |
| Date Determined | 1972 |
| Determination Remarks | [current name] |
| Annotation Text | Lectotype |
| Family | Asteraceae |
| Determination | Perymenium subsquarrosum B. L. Robinson & Greenman |
| Determination Remarks | [label name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |