Potamogeton epihydrus Raf.
Potamogetonaceae
| Collection Number | W. D. Stevens 40118 |
| Collectors | W. D. Stevens, Christopher Davidson, Sharon R. Christoph & O. M. Montiel J. |
| Identified By | C. Davidson, 2017 |
| Source | C. Davidson |
| Date | 01 September 2017 |
| Country | USA |
| state | Idaho |
| county | Valley |
| Location | NE shore of Payette Lake, at mouth of Fall Creek 1521 m |
| Lat/Long | N 44 57 19 W 116 03 16 |
| Note | Context of ponderosa pine-douglas fir forest on glacially scoured granite. In 3 m of clear water; leaves and inflorescences floating |
Local Habitat
3.4km distance
| Location | USA, Valley County, Idaho, Payette Lake. Sylvan Beach.Payette Lake. Exposed, east-facing granite excrescence. West of Sylvan Beach., N 44 57 27 W 116 05 49 |
| Date | 12 July 2014 |
| Ecology | Mixed conifer forest, mostly DSouglas fir and ponderosa pine, on glacially scraped granite exposures. |
3.4km distance
| Location | USA, Valley County, Idaho, Payette Lake. Sylvan Beach. 910 Sylvan Creek Road. , N 44 57 20 W 116 05 51 |
| Date | 16 July 2010 |
3.7km distance
| Location | USA, Valley County, Idaho, Payette Lake, Sylvan Beach, off Warren Wagon Road, 3.5 miles north of McCall., N 44 57 59 W 116 05 53.5 |
| Date | 09 August 2012 |
| Ecology | Taraxia habitat. Mixed conifer forest, open places in recently logged area |
| Description | SAMSUNG DIGITAL CAMERA |
| Comment | Images by B Ertter. |
4.0km distance
| Location | USA, Valley County, Idaho, Payette Lake. Sylvan Beach on Warren Wagon Road north of McCall. Mixed coniferous forest. Shady forest east of the reservoir., N 44 57 40 W 116 06 15 |
| Date | 13 July 2014 |
| Ecology | Willow and alder thicket at the edge of the reservoir. |
