[Bur-reeds: The Genus Sparganium East of the Cascade Mountains of Oregon and Washington]

Simplestem Bur-reed, Simple-stem Bur-reed

Sparganium emersum

Synonyms: Sparganium angustifolium ssp. emersum, Sparganium chlorocarpum, Sparganium chlorocarpum var. acaule, Sparganium emersum ssp. acaule, Sparganium emersum ssp. emersum, Sparganium emersum var. emersum, Sparganium simplex, Sparganium simplex var. simplex

Simplestem Bur-reed, Simple-stem Bur-reed: Sparganium emersum (Synonyms: Sparganium angustifolium ssp. emersum, Sparganium chlorocarpum, Sparganium chlorocarpum var. acaule, Sparganium emersum ssp. acaule, Sparganium emersum ssp. emersum, Sparganium emersum var. emersum, Sparganium simplex, Sparganium simplex var. simplex)

What appears to be simplestem bur-reed in wet meadows at an old reservoir about one mile upstream from Olive Lake, Umatilla National Forest.........July 28, 2013.

Simplestem Bur-reed, Simple-stem Bur-reed: Sparganium emersum (Synonyms: Sparganium angustifolium ssp. emersum, Sparganium chlorocarpum, Sparganium chlorocarpum var. acaule, Sparganium emersum ssp. acaule, Sparganium emersum ssp. emersum, Sparganium emersum var. emersum, Sparganium simplex, Sparganium simplex var. simplex) - Simplestem Bur-reed, Simple-stem Bur-reed: Sparganium emersum (Synonyms: Sparganium angustifolium ssp. emersum, Sparganium chlorocarpum, Sparganium chlorocarpum var. acaule, Sparganium emersum ssp. acaule, Sparganium emersum ssp. emersum, Sparganium emersum var. emersum, Sparganium simplex, Sparganium simplex var. simplex)

What appears to be simplestem bur-reed in wet meadows at an old reservoir about one mile upstream from Olive Lake, Umatilla National Forest.........July 28, 2013.
Paul Slichter