| Classification | Asclepiadaceae: Metastelma |
| Classification 1 | Asclepiadaceae: Orthosia |
| Harvard University Herbaria Barcode(s) | 00076590 |
| Type Status | Isolectotype |
| Collector | A. Weberbauer |
| Collector number | 6227 |
| Country | Peru |
| State | Cajamarca |
| Geography | South America: South America (Region) (Region): Peru: Cajamarca: Jaen |
| Locality | Near the mouth of the Chichipe den Marañon |
| Date Collected | 1912-05-** |
| Elevation | 400 - 500 m |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/344835cd-b394-4d68-85b4-cb10bb9552e0 |
| Harvard University Herbaria Barcode | 00076590 |
| Herbarium | GH |
| Family | Asclepiadaceae |
| Type Status | Isolectotype |
| Isolectotype of | Metastelma calycinum Schlechter |
| Verified by | W. T. Kittredge |
| Date Determined | 2008 |
| Taxon Reference | (for Metastelma calycinum Schlechter) Bot. Jahrb. Syst. 1916. 54(119): 1. |
| Family | Asclepiadaceae |
| Determination | Orthosia calycina (Schlechter) Liede & Meve |
| Determined by | W. T. Kittredge |
| Date Determined | 2008 |
| Determination Remarks | [current name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
