| Classification | Isoetaceae: Isoetes |
| Barcode(s) | 02074903 |
| Collector | C. B. Hellquist & R. R. Haynes |
| Collector number | 10872 |
| Country | United States of America |
| State | Michigan |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Michigan: Cheboygan County |
| Locality | Vincent Lake ca. 5.0 northeast of Van, due north of Douglas Lake, Sec. 17, T37N, R3W |
| Date Collected | 1975-08-12 |
| Habitat | pH 7.0, alkalinity 4.0 mg/l |
| Container | Flora of Michigan |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/98d44ae5-5a05-4549-adcf-2b2cae2e214b |
| Harvard University Herbaria Barcode | 02074903 |
| Herbarium | GH |
| Previous ownership | Ex Boston State College Herbarium; Transferred from Massachusetts College of Liberal Arts Herbarium (NASC) |
| Family | Isoetaceae |
| Determination | Isoetes macrospora Durieu |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
