[Sedges: The Genus Carex in Mt. Adams Country]

Water Sedge

Carex aquatilis var. aquatilis

Synonyms: Carex acutinella, Carex interimus, Carex pachystoma, Carex suksdorfii, Carex variabilis

Water Sedge: Carex aquatilis var. aquatilis (Synonyms: Carex acutinella, Carex interimus, Carex pachystoma, Carex suksdorfii, Carex variabilis)

The photo above shows another view of the inflorescence of water sedge as photographed at Bathtub Meadows on the northern slopes of Mt. Adams...........September 28, 2008. Note that the individual spikes are ascending or erec and are not pendant (the result of a long stalk below each lateral spike) as in the similar Sitka sedge. Bathtub Meadows can be found at the southwest corner of Roads #23 and #2390.

Water Sedge: Carex aquatilis var. aquatilis (Synonyms: Carex acutinella, Carex interimus, Carex pachystoma, Carex suksdorfii, Carex variabilis)

The photo above shows another view of the inflorescence of water sedge as photographed at Bathtub Meadows on the northern slopes of Mt. Adams.........September 28, 2008.

Water Sedge: Carex aquatilis var. aquatilis (Synonyms: Carex acutinella, Carex interimus, Carex pachystoma, Carex suksdorfii, Carex variabilis)

The photo above shows a close-up view of one of the lower, lateral (female) spikes of water sedge as photographed at Bathtub Meadows on the northern slopes of Mt. Adams..........September 28, 2008. Note that the scales subtending each perigynia are reddish-margined with a broad, light-green central band. The scales are longer but much thinner than the perigynia.

Perigynia of Water Sedge: Carex aquatilis var. aquatilis (Synonyms: Carex acutinella, Carex interimus, Carex pachystoma, Carex suksdorfii, Carex variabilis)

The photo above shows a close-up of the perigynia and scales of water sedge as photographed at Bathtub Meadows on the northern slopes of Mt. Adams..........September 28, 2008. Note again that the scales subtending each perigynia are reddish-margined with a broad, light-green central band. The scales are longer but much thinner than the perigynia.

Paul Slichter