ILLINOIS PLANT INFORMATION NETWORK
 
 ILPIN INFORMATION ON    Aristida desmantha
 
 
 CLASS:    MONOCOTYLEDENAE
 ORDER:    CYPERALES
 FAMILY:   POACEAE
 SCIENTIFIC NAME:  Aristida desmantha
 AUTHORITY:  Trin. & Rupr.
 
 COMMON NAMES:
    THREE AWN
 
 SYNONOMY:   None
 
 PLANTS CODE: ARDE3
 
 NATURAL COMMUNITIES:
     FOREST
       UPLAND FOREST
       SAND FOREST
     PRAIRIE
       SAND PRAIRIE
     SAVANNA
       SAND SAVANNA
     CULTURAL
       DEVELOPED LAND
 
 
 SAF FOREST COVER TYPE:
     CENTRAL
        Upland oak
 
 NATURAL DIVISION:  UNAVAILABLE
 
 COUNTIES:
   CASS            MASON           MENARD          MORGAN
 
 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:
     Versus A. tuberculosa, speices has a short column of awns, 1-3 mm. long.
     Versus other Aristida in Illinois, the awns of this species are jointed
     or articulated in their juncture with the lemma body.
 
 GEOGRAPHIC INFORMATION:
     ORIGIN:   Native
 
 GEOGRAPHIC COMMENTS:
     Species is found in central-western Illinois; is a disjunct
     distribution.
 
 POPULATION DYNAMICS:
     STATE STATUS: Not listed
     FEDERAL STATUS: Not listed
     COMMONNESS:  Rare
     ENDEMIC:   NOT-ENDEMIC
 POPULATION STATUS COMMENTS:
     Species is found only in Illinois, Nebraska, and Texas.
 
 
 BIOLOGIC:
     HABIT:   Grasslike
     LIFE CYCLE:   Annual
     FLOWERING PERIOD:
         MONTH BEGINNING-      8         MONTH END-      9
     TROPHIC STATUS:  Autotrophic
     C02 FIXATION:  C4
     SEX:      Perfect
 
 ECODISTRIBUTION COMMENTS:
     Species is found in open sandy soil or sandy woods.
 
 ENVIRONMENTAL RELATIONSHIPS:   No data entered
 
 FUNCTIONAL RELATIONSHIPS:    No data entered
 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:  No data    PROTEIN VALUE: No data
     POISONOUS (LIVESTOCK):     -mechanical injury
 
 LIVESTOCK COMMENTS:
     Awns can be damaging.
 
 REVEGETATION PLANTINGS:    No data entered
 
 
 REFERENCES:
Mohlenbrock, R. H.  1967-continuing.  The illustrated flora of Illinois.
     Southern Illinois University Press, Carbondale.
 
 OTHER REFERENCES:
     Hitchcock, A.S. 1980. A Manual of the Grasses of the United States.
          United States Government Printing Office. Washington, D.C.
          1051 pp.
     Stephens, H.A. 1980. Poisonous Plants of the Central United States.
          Regent Press of Kansas. Lawrence, KA. 165 pp.
 
 END OF DATA FOR SPECIES  Aristida desmantha
 
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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