ILLINOIS PLANT INFORMATION NETWORK
 
 ILPIN INFORMATION ON    Amphicarpa bracteata
 
 
 CLASS:    DICOTYLEDENAE
 ORDER:    ROSALES
 FAMILY:   FABACEAE
 SCIENTIFIC NAME:  Amphicarpa bracteata
 AUTHORITY:  (L.) Fern.
 
 COMMON NAMES:
    HOG PEANUT
 
 SYNONOMY:   None
 
 PLANTS CODE: AMBR2
 
 NATURAL COMMUNITIES:
     FOREST
       UPLAND FOREST
         DRY
         DRY-MESIC
         MESIC
       FLOODPLAIN FOREST
         MESIC
       THICKETS
     WETLAND
       SEEP & SPRING
         ACID GRAVEL SEEP
     CULTURAL
       AGRICULTURAL FIELD
         PASTURELAND
       SUCCESSIONAL FIELD
         ABANDONED FORAGELAND
 
 SAF FOREST COVER TYPE:  UNAVAILABLE
 
 
 NATURAL DIVISION:
     Coastal Plain
        Cretaceous Hills
 
 COUNTIES:
   ADAMS           ALEXANDER       BOND            BOONE           BROWN
   BUREAU          CALHOUN         CARROLL         CASS            CHAMPAIGN
   CLARK           COLES           COOK            CRAWFORD        CUMBERLAND
   DEKALB          DUPAGE          EDGAR           EFFINGHAM       FAYETTE
   FRANKLIN        GALLATIN        GREENE          GRUNDY          HANCOCK
   HARDIN          HENDERSON       HENRY           IROQUOIS        JACKSON
   JEFFERSON       JERSEY          JO DAVIESS      JOHNSON         KANE
   KANKAKEE        KENDALL         KNOX            LAKE            LAWRENCE
   LEE             LOGAN           MCDONOUGH       MCHENRY         MCLEAN
   MACON           MACOUPIN        MASON           MASSAC          MENARD
   MONROE          MOULTRIE        OGLE            PEORIA          PERRY
   PIKE            POPE            PULASKI         RANDOLPH        RICHLAND
   ST. CLAIR       SALINE          SANGAMON        SCHUYLER        SCOTT
   STARK           STEPHENSON      TAZEWELL        UNION           VERMILION
   WABASH          WASHINGTON      WHITE           WILL            WILLIAMSON
   WINNEBAGO       WOODFORD
 
 GROWTH FORM:  Dicot-herb
 
 TAXONOMIC CHARACTERISTICS:
    ROOTS:  Primary
    LEAF ARRANGEMENT:   Alternate
    LEAF TYPE:    Compound  (trifoliate)
    LEAF MARGIN:   Entire
    LEAF VENATION:  Pinnate
    LEAF SHAPE:     Ovate
    INFLORESCENCE:   Raceme
    FLOWER MEROUS:  5
    FLOWER STRUCTURE:   Complete   Irregular
    FLOWER COLOR:   Violet   White
    FLOWER PLACEMENT:  Perigynous
    FRUIT:   Legume
 
 DISTINGUISHING CHARACTERISTIC COMMENTS:
     Two to three kinds of fruit are produced by 2-3 kinds of
     flowers; apetalous flowers producing subterranean fruit; stems with
     ascending white hairs; sides of legumes are glabrous.
 
 GEOGRAPHIC INFORMATION:
     ORIGIN:   Native
 
 POPULATION DYNAMICS:
     STATE STATUS: Not listed
     FEDERAL STATUS: Not listed
     COMMONNESS:  Occasional
     ENDEMIC:   NOT-ENDEMIC
 
 BIOLOGIC:
     HABIT:   Vine
     LIFE CYCLE:   Perennial
     REPRODUCTION:   Sexual
     FLOWERING PERIOD:
         MONTH BEGINNING-      8         MONTH END-      9
     TROPHIC STATUS:  Autotrophic
     C02 FIXATION:  C3
     SEX:      Perfect
 
 BIOLOGIC COMMENTS:
     Species may also be cleistogamous.
 
 ENVIRONMENTAL RELATIONSHIPS:   No data entered
 
 FUNCTIONAL RELATIONSHIPS:
     NITROGEN FIXING   Maybe
 
 FUNCTIONAL DATA COMMENTS:
     Species is reported to form nodules.
 HUMAN RELATIONSHIP DATA:
     ALLERGENIC:  No
     EDIBLE:  Yes
     SHOWY FLOWERS:  NO     LANDSCAPING:  NO
 
 HUMAN FACTOR COMMENTS:
     Subterranean fruits are edible; doesn't cause hayfever.
 
 WILDLIFE AND LIVESTOCK INFORMATION:
     FOOD VALUE:
         DEER VALUE:   -   Leaves
         UPLAND GAME VALUE:  Unknown
         WATERFOWL VALUE:  Unknown
         SMALL NON-GAME BIRD VALUE:  Unknown
         SMALL MAMMAL VALUE:   -   Fruit
         AQUATIC MAMMAL VALUE:  Unknown
         FISH VALUE:  Unknown
     COVER VALUE:  No data entered
 
 LIVESTOCK PALATABILITY DATA:  No data entered
 
 REVEGETATION PLANTINGS:
     WEEDINESS:   Non-weedy
 
 
 
 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  Amphicarpa bracteata
 
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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