[The Sedge Family East of the Cascade Mountains of Oregon and Washington]

Flatsedges East of the Cascade Mountains of Oregon and Washington

The Genus Cyperus

False Flatsedge, False Nutsedge, Straw-colored Flatsedge: Cyperus strigosus (Synonyms: Cyperus hansenii, Cyperus stenolepis, Cyperus strigosus var. hansenii, Mariscus stenolepis, Mariscus strigosus)

Strawcolored flatsedge as seen in a ditch along Old Highway 8 at Rowland Lake in the Columbia River Gorge.........................October 12, 2011.

Shining Flatsedge, Slender Flatsedge: Cyperus bipartitus (Synonyms: Cyperus niger var. rivularis, Cyperus rivularis) -

Redroot Flatsedge, Red-root Flatsedge, Red-rooted Flatsedge: Cyperus erythrorhizos (Synonyms: Cyperus cupreus, Cyperus erythrorhizos var. cupreus, Cyperus halei, Cyperus occidentalis, Cyperus washingtonensis) -

Chufa Flatsedge, Yellow Nutgrass, Yellow Nut-grass: Cyperus esculentus var. leptostachyus (Synonym: Cyperus esculentus var. esculentus) -

Great Plains Flatsedge: Cyperus lupulinus ssp. lupulinus (Synonyms: Cyperus bushii, Cyperus lupulinus ssp. macilentus, Cyperus schweinitzii) -

Awned Flatsedge, Bearded Flatsedge: Cyperus squarrosus (Synonyms: Chlorocyperus inflexus, Cyperus aristatus, Cyperus aristatus var. runyonii, Cyperus inflexus, Dichostylis aristata, Mariscus squarrosus) -

False Flatsedge, False Nutsedge, Straw-colored Flatsedge: Cyperus strigosus (Synonyms: Cyperus hansenii, Cyperus stenolepis, Cyperus strigosus var. hansenii, Mariscus stenolepis, Mariscus strigosus) -

Midland Sand Sedge: Cyperus xmesochorus (Synonym: Cyperus schweinitzii var. uberior) -


Paul Slichter E-mail