| Classification | Isoetaceae: Isoetes | 
| Barcode(s) | 00309038 | 
| Collector | J. W. Thompson | 
| Collector number | 9165 | 
| Country | United States of America | 
| State | Washington | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Washington: Lincoln County | 
| Date Collected | 1933-06-23 | 
| Habitat | Wet spot among sagebrush plains near Creston | 
| Container | Flora of the State of Washington (U.S.A.) | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/718abd6a-50a0-4b98-b9be-439cf2179547 | 
| Harvard University Herbaria Barcode | 00309038 | 
| Herbarium | GH | 
| Family | Isoetaceae | 
| Determination |  Isoetes howellii Engelmann | 
| Determined by | Ian Shackleford (MU) | 
| Date Determined | 1996-06-10 | 
| Determination Remarks |  [current name] | 
| Family | Isoetaceae | 
| Determination |  Isoetes nuttallii A. Braun | 
| Determination Remarks |  [label name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |