| Classification | Araceae: Arisaema |
| Harvard University Herbaria Barcode(s) | 01654565 |
| Collector | O. Nagel |
| Collector number | 8097 |
| Country | Mexico |
| State | Morelos |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Morelos |
| Locality | Malpaís "Tezcal," E. of Cuerna-vaca |
| Date Collected | 1939-07-17 |
| Verbatim Elevation | 1500 ms± |
| Habitat | shady places between lava-rocks, in leaf mould |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e5d1ab49-b2fd-4dcf-8bcb-43925268bbba |
| Harvard University Herbaria Barcode | 01654565 |
| Herbarium | GH |
| Family | Araceae |
| Determination | Arisaema macrospathum Bentham |
| Determined by | Treiber, Miklos |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |