emergent
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Wetland and Aquatic Plants of Oklahoma

Interactive Keys: Emergent

Grasslike

Sedges (Cyperaceae)

6. Miscellaneous Sedges
     a. Threeway sedge (Dulichium sp.)
     b. Finbry (Fimbristylis spp.)
          i. Flowers with two stigmas projecting from the scale
         ii.
     c. Umbrella-sedge (Fuirnea spp.)
     d. Spikesedge (Kyllingia spp.)
     e. Halfchaff sedge (Lipocarpha spp.)
     f. Nutrush (Scleria sp.)

Threeway sedge (Dulichium sp.)

Threeway sedge (Dulichium arundinaceum (L.) Britt.) 
Native perennial.

                                                                                                                                                             Click thumbnail to enlarge

Dulichium arundinaceum map                                     Dulichium arundinaceum

NWI status: OBL

Finbry (Fimbristylis spp.)

Slender fimbry (Fimbristylis autumnalis (L.) Roemer & J.A. Schultes) 
Native annual.

Fimbristylis autumnalis map                                   Fimbristylis autumnalis

NWI status: OBL

Vahl's fimbry (Fimbristylis vahlii (Lam.) Link) 
Native Annual.

Fimbristylis vahlii map                           Fimbristylis vahlii                                     

NWI status: OBL

Annual fimbry (Fimbristylis annua (All.) Roemer & J.A. Schultes) 
Native annual.

Fimbristylis annua map

NWI status: FACW

Umbrella-sedge (Fuirnea spp.)

Western umbrella-sedge (Fuirena simplex Vahl ) 
Native perennial.

Fuirena simplex map                                    Fuirena simplex

NWI status: OBL

Hairy umbrella-sedge (Fuirena squarrosa Michx.) 
Native perennial.

Fuirena squarrosa map                                      Fuirena squarrosa

NWI status: OBL

Spikesedge (Kyllingia spp.)

Note: these species are very similar in appearance.  They closely flat-sedges, indeed they were once members of that genus (Cyperus).

Low spikesedge (Kyllinga pumila Michx.) 
Native annual.

Kyllinga pumila map                              Kyllinga pumila

NWI status: FACW

Fragrant spikesedge (Kyllinga odorata Vahl) 
Native perennial.

Kyllinga odorata map

NWI status: FACW

Shortleaf spikesedge (Kyllinga brevifolia Rottb.) 
Native perennial.

Kyllinga brevifolia map                          Kyllinga brevifolia

NWI status: FACW

Halfchaff sedge (Lipocarpha sp.)

Awned halfchaff sedge (Lipocarpha aristulata (Coville) G. Tucker)
Native annual.

Lipocarpha aristulata map                                    Lipocarpha aristulata

NWI status: FACW+

Nutrush (Scleria sp.)

Low nutrush (Scleria verticillata Muhl. ex Willd.) 
Native annual.

Scleria verticillata map                                         Scleria verticillata

NWI status: OBL


 

Last update: 2/24/04
Comments to : Bruce Hoagland

bhoagland@ou.edu

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