ILLINOIS PLANT INFORMATION NETWORK
 
 ILPIN INFORMATION ON    Arrhenatherum elatius
 
 
 CLASS:    MONOCOTYLEDENAE
 ORDER:    CYPERALES
 FAMILY:   POACEAE
 SCIENTIFIC NAME:  Arrhenatherum elatius
 AUTHORITY:  (L.) Presl.
 
 COMMON NAMES:
    TALL OAT GRASS
    TALL-MEADOW CATGRASS
 
 SYNONOMY:   None
 
 PLANTS CODE: AREL3
 
 NATURAL COMMUNITIES:
     CULTURAL
       AGRICULTURAL FIELD
         PASTURELAND
       SUCCESSIONAL FIELD
         ABANDONED FORAGELAND
       DEVELOPED LAND
       RESTORATION
       MINED LAND
 
 
 SAF FOREST COVER TYPE:
     NO
 
 NATURAL DIVISION:  UNAVAILABLE
 
 COUNTIES:
   CHAMPAIGN       COOK            DOUGLAS         DUPAGE          JACKSON
   JOHNSON         KANE            KNOX            LAKE            MCHENRY
   MORGAN          PEORIA          POPE            SCHUYLER        UNION
   WILL            WILLIAMSON      WINNEBAGO
 
 GROWTH FORM:  Monocot
 
 TAXONOMIC CHARACTERISTICS:
    ROOTS:  Adventitious   (fibrous)
    LEAF ARRANGEMENT:   Alternate
    LEAF TYPE:   Simple
    LEAF MARGIN:   Entire
    LEAF VENATION:  Parallel
    LEAF SHAPE:     Linear
    INFLORESCENCE:   Panicle
    FLOWER MEROUS:  3
    FLOWER STRUCTURE:   Complete
    FLOWER PLACEMENT:  Hypogynous
    FRUIT:   Grain
 
 DISTINGUISHING CHARACTERISTIC COMMENTS:
     Lowest floret of the 2-flowered spikelet is staminate.
 
 GEOGRAPHIC INFORMATION:
     ORIGIN:   Introduced-  Europe
 
 GEOGRAPHIC COMMENTS:
     Species is widely scattered throughout the state.
 
 POPULATION DYNAMICS:
     STATE STATUS: Not listed
     FEDERAL STATUS: Not listed
     COMMONNESS:  Uncommon
     ENDEMIC:   NOT-ENDEMIC
 POPULATION STATUS COMMENTS:
     Species escaped from cultivation.
 
 
 BIOLOGIC:
     HABIT:   Grasslike
     LIFE CYCLE:   Perennial
     REPRODUCTION:   Sexual
     TROPHIC STATUS:  Autotrophic
     C02 FIXATION:  C3
     SEX:      Perfect     Unisexual   -monoecious
 
 ECODISTRIBUTION COMMENTS:
     Species is distributed on waste ground, meadows, open places.
 
 ENVIRONMENTAL RELATIONSHIPS:   No data entered
 
 FUNCTIONAL RELATIONSHIPS:
     MYCORRHIZAE:   endomycorrhizal
 
 HUMAN RELATIONSHIP DATA:    No data entered
 
 WILDLIFE AND LIVESTOCK INFORMATION:
     FOOD VALUE:  No data entered
     COVER VALUE:  No data entered
 
 LIVESTOCK PALATABILITY DATA:
     CATTLE FORAGE: No data    SHEEP FORAGE:  No data    HORSE FORAGE:  No data
     GOAT FORAGE:   No data    ENERGY VALUE:  Low        PROTEIN VALUE: Low
     POISONOUS (LIVESTOCK):   No
 
 LIVESTOCK COMMENTS:
     Species is often grown as a pasture grass in several areas of the
     U.S., especially the northern humid regions.
 
 REVEGETATION PLANTINGS:
     WEEDINESS:   COLONIZING
 
 
 
 REFERENCES:
Mohlenbrock, R. H.  1967-continuing.  The illustrated flora of Illinois.
     Southern Illinois University Press, Carbondale.
 
 OTHER REFERENCES:
     Hitchcock, A.S. 1950. A Manual of the Grasses of the United States.
          United States Government Printing Office. Washington, D.C.
          1051 pp.
 
 END OF DATA FOR SPECIES  Arrhenatherum elatius
 
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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