ILLINOIS PLANT INFORMATION NETWORK
 
 ILPIN INFORMATION ON    Setaria geniculata
 
 
 CLASS:    MONOCOTYLEDENAE
 ORDER:    CYPERALES
 FAMILY:   POACEAE
 SCIENTIFIC NAME:  Setaria geniculata
 AUTHORITY:  (Lam.) Beauv.
 
 COMMON NAMES:
    PERENNIAL FOXTAIL
    PRAIRIE FOXTAIL
 
 SYNONOMY:   None
 
 PLANTS CODE: SEGE
 
 NATURAL COMMUNITIES:
     FOREST
       UPLAND FOREST
     PRAIRIE
       TYPICAL PRAIRIE
       SAND PRAIRIE
     PRIMARY
       GLADE
         LIMESTONE
     CULTURAL
       AGRICULTURAL FIELD
       SUCCESSIONAL FIELD
       DEVELOPED LAND
 
 
 SAF FOREST COVER TYPE:
     CENTRAL
        Upland oak
           White/Black/Northern Red-  Oak
 
 NATURAL DIVISION:  UNAVAILABLE
 
 COUNTIES:
   CASS            FAYETTE         GRUNDY          GRUNDY          JACKSON
   JACKSON         MARION          MASON           MASON           MASSAC
   MORGAN          PERRY           POPE            POPE            WINNEBAGO
   WINNEBAGO
 
 GROWTH FORM:  Monocot
 
 TAXONOMIC CHARACTERISTICS:
    ROOTS:  Adventitious   (rhizomes)
    LEAF ARRANGEMENT:   Alternate
    LEAF TYPE:   Simple
    LEAF MARGIN:   Entire
    LEAF VENATION:  Parallel
    LEAF SHAPE:     Linear
    INFLORESCENCE:   Panicle  Raceme
    FLOWER MEROUS:  3
    FLOWER STRUCTURE:   Complete
    FLOWER PLACEMENT:  Hypogynous
    FRUIT:   Grain
 
 DISTINGUISHING CHARACTERISTIC COMMENTS:
     This is only perennial Setaria in Illinois. Along with S.
     lutescens, this species has more bristles per spikelet than other
     Illinois Setaria. Culms are compressed, geniculate at base.
     Rhizomes are unique for illinois setaria - short, branched, underground.
 
 GEOGRAPHIC INFORMATION:
     ORIGIN:   Native
 
 GEOGRAPHIC COMMENTS:
     Species is apparently absent from northern 1/3 of Illinois, Grundy county.
 
 POPULATION DYNAMICS:
     STATE STATUS: Not listed
     FEDERAL STATUS: Not listed
     COMMONNESS:  Uncommon
     ENDEMIC:   NOT-ENDEMIC
 
 BIOLOGIC:
     HABIT:   Grasslike
     LIFE CYCLE:   Perennial
     FLOWERING PERIOD:
         MONTH BEGINNING-      7         MONTH END-      9
     TROPHIC STATUS:  Autotrophic
     C02 FIXATION:  C4
     SEX:      Perfect
 
 ECODISTRIBUTION COMMENTS:
     Species is distributed along roadsides, prairie remnants; often in sandstone
     or cherty soil.
 
 ENVIRONMENTAL RELATIONSHIPS:   No data entered
 
 FUNCTIONAL RELATIONSHIPS:    No data entered
 HUMAN RELATIONSHIP DATA:    No data entered
 
 WILDLIFE AND LIVESTOCK INFORMATION:   No data entered
 
 REVEGETATION PLANTINGS:    No data entered
 
 
 REFERENCES:
Steyermark, J. A.  1963.  Flora of Missouri.  Iowa State University Press, Ames.
     1725 pp.
Swink, F., and G. S. Wilhelm.  1979.  Plants of the Chicago region.  Third ed.
     The Morton Arboretum, Lisle, Illinois.  922 pp.
Mohlenbrock, R. H.  1967-continuing.  The illustrated flora of Illinois.
     Southern Illinois University Press, Carbondale.
 
 END OF DATA FOR SPECIES  Setaria geniculata
 
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 ILPIN was developed by Louis Iverson*, with data compiled by David Ketzner and Jeanne Karnes
 Illinois Natural History Survey, 607 E. Peabody Dr., Champaign, IL 61820
     *currently employed by USDA Forest Service, 359 Main Rd., Delaware, OH 43015