| Classification | Convolvulaceae: Convolvulus |
| Classification 1 | Convolvulaceae: Calystegia |
| Harvard University Herbaria Barcode(s) | 00054282 |
| Type Status | Isotype |
| Collector | A. A. Heller |
| Collector number | 6827 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Monterey County |
| Locality | Near Monterey on the Carmel Road |
| Date Collected | 1903-06-09 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1d9447a5-9cf0-43d3-aac4-4029537ecbec |
| Harvard University Herbaria Barcode | 00054282 |
| Herbarium | GH |
| Family | Convolvulaceae |
| Type Status | Isotype |
| Isotype of | Convolvulus cyclostegius House |
| Taxon Reference | (for Convolvulus cyclostegius House) Muhlenbergia 1908. 4: 53. |
| Family | Convolvulaceae |
| Determination | Calystegia macrostegia subsp. cyclostegia (House) Brummitt |
| Determined by | R. K. Brummitt |
| Determination Remarks | [current name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
