Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 014.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 123.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 039.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 124.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 016.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 040.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 029.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 009.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 023.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 018.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 126.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 035.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 030.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 031.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 037.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 013.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 127.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 017.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 019.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 025.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 041.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 021.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 032.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 042.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 011.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 008.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 125.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 038.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 033.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 022.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 026.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 024.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 015.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 020.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 034.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 028.jpg
Ceratophyllum demersum, D. Mansfield 08-530--OR. Malheur Co. Owyhee Riv. near Three Forks. 16 Jul 08. 012.jpg
Native to 235 botanical countries across Europe, Africa, Temperate Asia, Tropical Asia, Australasia, Pacific, Northern America, and Southern America; introduced into Cape Provinces, Hawaii, Mauritius, New Zealand North (source: POWO). Flora of the World documents 1 occurrence across 1 country.
Location
United States, Oregon, Malheur (Harper)
43.776083, -117.754528
Location Remarks
Hwy 20, ca. 37 km east of Frances St. in Juntura, in Simmons Gulch. Elev. 852 m.
Collectors
Kingdom
Plantae
Phylum
Tracheophyta
Class
Magnoliopsida
Order
Ceratophyllales
Family
Ceratophyllaceae
Genus
Ceratophyllum
Specific Epithet
demersum
Authorship
L.
What is EDGE?
Evolutionary distinctiveness
Lower
ED 3.2
Part of a well-represented branch of the plant tree of life, with many close relatives.
Threat status
IUCN Red List
EDGE score
0.2
Global rank
#220,124 of 335,497
Top 66%
Extinction probability
6%
