| Classification | Juncaceae: Juncus |
| Harvard University Herbaria Barcode(s) | 02463902 |
| Collector | S. A. Junak with Mark Hoefs, Ralph Philbrick, Gary Lester |
| Collector number | SCa-470 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Los Angeles County: Santa Catalina Island |
| Locality | Upper Bulrush Reservoir. |
| Date Collected | 1997-07-19 |
| Verbatim Elevation | 302m. (990 ft.) |
| Habitat | Along margins of reservoir. |
| Container | Plants of the California Islands, Flora of Santa Catalina Island |
| Frequency | Common alon reservoir edge. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/3f9e7b26-207a-450c-af53-6d5b48b5954f |
| Harvard University Herbaria Barcode | 02463902 |
| Herbarium | GH |
| Previous ownership | [ex] Santa Barbara Botanic Garden |
| Family | Juncaceae |
| Determination | Affine Juncus effusus Linnaeus |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
