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

Arctic Bur-reed, Small Bur-reed

Sparganium natans

Synonym: Sparganium minimum

Arctic Bur-reed, Small Bur-reed: Sparganium natans (Synonym: Sparganium minimum)

What might be small bur-reed in the shallow waters of High Lake, Strawberry Mountain Wilderness..........July 17, 2013. This species is known from nearby Indian Springs, but needs confirmation at High Lake when the inflorescence is available to help finish the ID.

Arctic Bur-reed, Small Bur-reed: Sparganium natans (Synonym: Sparganium minimum) - Arctic Bur-reed, Small Bur-reed: Sparganium natans (Synonym: Sparganium minimum)

Small bur-reed in the shallow waters at the outlet to Slide Lake, Strawberry Mountain Wilderness.........August 11, 2015. This species has one or at most two staminate heads.

Arctic Bur-reed, Small Bur-reed: Sparganium natans (Synonym: Sparganium minimum) - Male spike of Arctic Bur-reed, Small Bur-reed: Sparganium natans (Synonym: Sparganium minimum) - Arctic Bur-reed, Small Bur-reed: Sparganium natans (Synonym: Sparganium minimum)

Small bur-reed in shallow waters around the edge of a floating meadow in a bog about a mile south of Goodrich Meadows, Colville National Forest.........June 24, 2016.
Paul Slichter