| Classification | Malvaceae: Sida | 
| Classification 1 | Malvaceae: Rhynchosida | 
| Barcode(s) | 00058030 | 
| Type Status | Lectotype | 
| Collector | F. J. Lindheimer | 
| Collector number | Fasc. IV.583 | 
| Country | United States of America | 
| State | Texas | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas | 
| Locality | [On the Llano] | 
| Date Collected | 1848 | 
| Remarks | [locality from protologue] | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1b9c918f-9623-44e9-9d28-01911a3e5e50 | 
| Harvard University Herbaria Barcode | 00058030 | 
| Herbarium | GH | 
| Family | Malvaceae | 
| Type Status |  Lectotype | 
| Lectotype of |  Sida physocalyx A. Gray | 
| Verified by | W. T. Kittredge | 
| Date Determined | 2009 | 
| Determination Remarks | [In 1978, Fryxell cites multiple herbaria. In 1985 he cites, "TYPE: U.S.A. Texas: on the Llano, Lindheimer 583 (holotype: GH!"] | 
| Taxon Reference | (for  Sida physocalyx A. Gray) Boston J. Nat. Hist. 1850. 6(2): 163. | 
| Family | Malvaceae | 
| Determination |  Rhynchosida physocalyx (A. Gray) Fryxell | 
| Determined by | W. T. Kittredge | 
| Date Determined | 2009 | 
| Determination Remarks |  [current name] | 
| Family | Malvaceae | 
| Determination |  Sida physocalyx A. Gray | 
| Determined by | I. D. Clement | 
| Date Determined | 1948 | 
| Determination Remarks |  [current name] | 
| Family | Malvaceae | 
| Determination |  Sida physocalyx A. Gray | 
| Determined by | A. Gray | 
| Determination Remarks | [A. Gray (scripsit)] [label name] | 
| Annotation Text | n. sp. | 
| Family | Malvaceae | 
| Determination |  Sida hastata (Cavanilles) Willdenow | 
| Determined by | B. L. Robinson | 
| Annotation Text | B.L.R. Syn. Fl. N. Amer. | 
| Sex | not determined | 
| Phenology | Fruit | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |