ILLINOIS PLANT INFORMATION NETWORK
 
 ILPIN INFORMATION ON    Strophostyles helvola
 
 
 CLASS:    DICOTYLEDENAE
 ORDER:    ROSALES
 FAMILY:   FABACEAE
 SCIENTIFIC NAME:  Strophostyles helvola
 AUTHORITY:  (L.) Ell.
 
 COMMON NAMES:
    WILD BEAN
 
 SYNONOMY:   None
 
 PLANTS CODE: STHE2
 
 NATURAL COMMUNITIES:
     FOREST
       UPLAND FOREST
         MESIC
     WETLAND
       BORDER OF LAKE
     PRIMARY
       GLADE
         LIMESTONE
     CULTURAL
       SUCCESSIONAL FIELD
       DEVELOPED LAND
 
 SAF FOREST COVER TYPE:  UNAVAILABLE
 
 NATURAL DIVISION:  UNAVAILABLE
 
 COUNTIES:
   ADAMS           ALEXANDER       BROWN           BUREAU          CALHOUN
   CARROLL         CASS            CHAMPAIGN       CHRISTIAN       CLARK
   COLES           COOK            CRAWFORD        CUMBERLAND      DEKALB
   DUPAGE          FRANKLIN        FULTON          GREENE          GRUNDY
   HAMILTON        HANCOCK         HARDIN          HENDERSON       HENRY
   IROQUOIS        JACKSON         JASPER          JEFFERSON       JERSEY
   JO DAVIESS      JOHNSON         KANKAKEE        KENDALL         KNOX
   LASALLE         LAWRENCE        LEE             LOGAN           MCDONOUGH
   MCLEAN          MACON           MACOUPIN        MADISON         MARION
   MARSHALL        MASON           MASSAC          MENARD          MERCER
   MONROE          MORGAN          OGLE            PEORIA          PERRY
   PIATT           PIKE            POPE            PULASKI         PUTNAM
   RANDOLPH        RICHLAND        ROCK ISLAND     ST. CLAIR       SANGAMON
   SCHUYLER        SCOTT           SHELBY          STARK           TAZEWELL
   UNION           VERMILION       WABASH          WASHINGTON      WHITESIDE
   WILL            WILLIAMSON      WOODFORD
 
 GROWTH FORM:  Dicot-herb
 
 TAXONOMIC CHARACTERISTICS:
    ROOTS:  Primary
    LEAF ARRANGEMENT:   Alternate
    LEAF TYPE:    Compound  (trifoliate)
    LEAF MARGIN:   Entire   Lobed
    LEAF SHAPE:     Ovate
    INFLORESCENCE:   Solitary- few
    FLOWER MEROUS:  5
    FLOWER STRUCTURE:   Complete   Irregular
    FLOWER COLOR:   Red   Green   Violet
    FLOWER PLACEMENT:  Perigynous
    FRUIT:   Legume
 
 DISTINGUISHING CHARACTERISTIC COMMENTS:
     Species has branching stem.
 
 GEOGRAPHIC INFORMATION:
     ORIGIN:   Native
 
 POPULATION DYNAMICS:
     STATE STATUS: Not listed
     FEDERAL STATUS: Not listed
     COMMONNESS:  Occasional
     ENDEMIC:   NOT-ENDEMIC
 
 BIOLOGIC:
     HABIT:   Vine   Forb
     LIFE CYCLE:   Annual
     REPRODUCTION:   Sexual
     FLOWERING PERIOD:
         MONTH BEGINNING-      6         MONTH END-     10
     TROPHIC STATUS:  Autotrophic
     C02 FIXATION:  C3
     SEX:      Perfect
 
 ECODISTRIBUTION COMMENTS:
     Species is distributed in sandy and gravel bars; rocky woods.
 
 ENVIRONMENTAL RELATIONSHIPS:   No data entered
 
 FUNCTIONAL RELATIONSHIPS:
     NITROGEN FIXING   Yes
 
 FUNCTIONAL DATA COMMENTS:
     Species forms nodules.
 HUMAN RELATIONSHIP DATA:
     EDIBLE:  Yes
     SHOWY FLOWERS:  NO     LANDSCAPING:  NO
 
 HUMAN FACTOR COMMENTS:
     Seeds are edible.
 
 WILDLIFE AND LIVESTOCK INFORMATION:   No data entered
 
 REVEGETATION PLANTINGS:    No data entered
 
 REVEGATATION COMMENTS:
     Species is good for fallow and wornout fields.
 
 
 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  Strophostyles helvola
 
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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