| Classification | Najadaceae: Zannichellia | 
| Harvard University Herbaria Barcode(s) | 00338396 | 
| Type Status | Isotype | 
| Collector | C. Wright | 
| Collector number | 326 | 
| Country | Japan | 
| Geography | Asia: East Asia (Region): Japan: Ryukyu Islands | 
| Locality | Loo-Choo Islands | 
| Date Collected | 1853 - 1856 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/cd9d7fb5-15bd-433c-8cd6-0be28cfe0db9 | 
| Harvard University Herbaria Barcode | 00338396 | 
| Herbarium | GH | 
| Family | Najadaceae | 
| Type Status | Isotype | 
| Isotype of | Zannichellia indica Morong | 
| Verified by | Kittredge, Walter Tobey | 
| Date Determined | 2011 | 
| Determination Remarks | [filed under] | 
| Taxon Reference | (for  Zannichellia indica Morong) Bull. Torrey Bot. Club 1886. 13: 159. | 
| Family | Najadaceae | 
| Determination | Zannichellia palustris Linnaeus | 
| Determined by | Kittredge, Walter Tobey | 
| Date Determined | 2011 | 
| Determination Remarks | [current name] | 
| Family | Najadaceae | 
| Determination | Zannichellia pedicellata (Wahlenberg & Rosen) Fries | 
| Determined by | Hu, Shiu Ying | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |