emergent
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Wetland and Aquatic Plants of Oklahoma

Interactive Keys: Emergent

Ferns
 

    1. Chain fern (Blechnaceae)

       2. Wood fern
(Dryopteridaceae)
     3.
Water clover (Marsileaceae)
     4.
Grapefern (Ophioglossaceae)
     5.
Royal Fern Osmundaceae

Chain Fern (Blechnaceae)

Netted chainfern (Woodwardia areolata (L.) T. Moore) 
Native perennial
                                                                                                                                                                Click thumbnail to enlarge
Woodwardia areolata map                                                    Woodwardia areolata

NWI status: OBL
 
Wood Fern (Dryopteridaceae)  
        
Sensitive fern (Onoclea sensibilis L.)
Native Perennial
   

Onoclea sensibilis map     
                    Onoclea sensibilis

NWI status: FACW

Water clover (Marsileaceae)

Hairy Water clover (Marsilea mucronata A. Braun)
Native perennial

 Marsilea mucronata map                     Marsilea mucronata

NWI status:

American pillwort (Pilularia americana A. Braun) 
Native Perennial. 

Pilularia americana map                                        Pilularia americana

NWI status:
OBL

Grapefern (Ophioglossaceae)

Southern adderstongue (Ophioglossum vulgatum L.) 
Native perennial.

Ophioglossum vulgatum map                                     Ophioglossum vulgatum
NWI status:

Royal Fern (Osmundaceae)

Note: Some species of moth use this as a larval food plant, such as the osmunda stem borer (Papaipema speciosissima).  Used by the Cherokee to treat rheumatism, chills, and snakebite.  

Cinnamon fern (Osmunda cinnamomea L.) 
Native perennial.

Osmunda cinnamomea                                   Osmunda cinnamomea

NWI status: FACW+

Royal fern (Osmunda regalis L.) 
Native perennial.

Osmunda regalis map                           Osmunda regalis

NWI status: OBL


Last update: 4/16/04
Comments to : Bruce Hoagland

bhoagland@ou.edu

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