ILLINOIS PLANT INFORMATION NETWORK
 
 ILPIN INFORMATION ON    Crotalaria sagittalis
 
 
 CLASS:    DICOTYLEDENAE
 ORDER:    ROSALES
 FAMILY:   FABACEAE
 SCIENTIFIC NAME:  Crotalaria sagittalis
 AUTHORITY:  L.
 
 COMMON NAMES:
    RATTLEBOX
 
 SYNONOMY:   None
 
 PLANTS CODE: CRSA4
 
 NATURAL COMMUNITIES:
     PRAIRIE
       TYPICAL PRAIRIE
         DRY
       SAND PRAIRIE
         DRY
       GRAVEL PRAIRIE
         DRY
     SAVANNA
       TYPICAL SAVANNA
         DRY-MESIC
       SAND SAVANNA
         DRY
     PRIMARY
       GLADE
     CULTURAL
       SUCCESSIONAL FIELD
       DEVELOPED LAND
 
 SAF FOREST COVER TYPE:  UNAVAILABLE
 
 NATURAL DIVISION:  UNAVAILABLE
 
 COUNTIES:
   ADAMS           BOND            CALHOUN         CARROLL         CASS
   CHAMPAIGN       CHRISTIAN       CLAY            COLES           COOK
   CRAWFORD        CUMBERLAND      EFFINGHAM       FAYETTE         FRANKLIN
   GALLATIN        GRUNDY          HAMILTON        HANCOCK         HARDIN
   IROQUOIS        JACKSON         JASPER          JEFFERSON       JERSEY
   JO DAVIESS      JOHNSON         KANKAKEE        LAWRENCE        MCDONOUGH
   MACON           MADISON         MARION          MASON           MASSAC
   MENARD          MONTGOMERY      MORGAN          PEORIA          PERRY
   POPE            RANDOLPH        RICHLAND        ST. CLAIR       SALINE
   SANGAMON        SHELBY          UNION           WABASH          WASHINGTON
   WAYNE           WHITE           WILL            WILLIAMSON
 
 GROWTH FORM:  Dicot-herb
 
 TAXONOMIC CHARACTERISTICS:
    ROOTS:  Primary
    LEAF ARRANGEMENT:   Alternate
    LEAF TYPE:   Simple
    LEAF VENATION:  Pinnate
    LEAF SHAPE:     Lanceolate
    INFLORESCENCE:   Raceme
    FLOWER MEROUS:  5
    FLOWER STRUCTURE:   Complete   Irregular
    FLOWER COLOR:   Yellow
    FLOWER PLACEMENT:  Perigynous
    FRUIT:   Legume
 
 DISTINGUISHING CHARACTERISTIC COMMENTS:
     Leaves have pointed tip; smaller flower and pod than
     other species.
 
 GEOGRAPHIC INFORMATION:
     ORIGIN:   Native
 
 POPULATION DYNAMICS:
     STATE STATUS: Not listed
     FEDERAL STATUS: Not listed
     COMMONNESS:  Occasional
     ENDEMIC:   NOT-ENDEMIC
 
 BIOLOGIC:
     HABIT:   Forb
     LIFE CYCLE:   Annual
     REPRODUCTION:   Sexual
     FLOWERING PERIOD:
         MONTH BEGINNING-      6         MONTH END-      9
     TROPHIC STATUS:  Autotrophic
     C02 FIXATION:  C3
     SEX:      Perfect
 
 ECODISTRIBUTION COMMENTS:
     Species is distributed in fields, sandy or rocky open ground.
 
 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:  Poor
     GOAT FORAGE:   No data    ENERGY VALUE:  No data    PROTEIN VALUE: No data
     POISONOUS (LIVESTOCK):   Yes
 
 LIVESTOCK COMMENTS:
     Horses have died from eating it in hay.
 
 REVEGETATION PLANTINGS:    No data entered
 
 
 REFERENCES:
Mohlenbrock, R. H., ed.  1975.  Guide to the vascular flora of Illinois.
     Southern Illinois University Press, Carbondale.  494 pp.
Jones, G. N.  1963.  Flora of Illinois.  Third ed.  American Midland Naturalist
     Monograph 7.  University of Notre Dame, Indiana.  401 pp.
Steyermark, J. A.  1963.  Flora of Missouri.  Iowa State University Press, Ames.
     1725 pp.
Gleason, H. A., and A. Cronquist.  1963.  Manual of vascular plants of north-
     eastern United States and adjacent Canada.  Van Nostrand Reinhold Co.,
     New York.  810 pp.
Fernald, M. L.  1950.  Gray's manual of botany.  8th ed.  American Book Co.,
     New York.  1632 pp.
Swink, F., and G. S. Wilhelm.  1979.  Plants of the Chicago region.  Third ed.
     The Morton Arboretum, Lisle, Illinois.  922 pp.
Downton, W. J. S.  1975.  The occurrence of C4 photosynthesis among plants.
     Photosynthetica 9(1): 96-105.
 
 END OF DATA FOR SPECIES  Crotalaria sagittalis
 
 ------------------------------------------------------------------------
 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