ILLINOIS PLANT INFORMATION NETWORK
 
 ILPIN INFORMATION ON    Geranium maculatum
 
 
 CLASS:    DICOTYLEDENAE
 ORDER:    GERANIALES
 FAMILY:   GERANIACEAE
 SCIENTIFIC NAME:  Geranium maculatum
 AUTHORITY:  L.
 
 COMMON NAMES:
    WILD GERANIUM
 
 SYNONOMY:   None
 
 PLANTS CODE: GEMA
 
 NATURAL COMMUNITIES:
     FOREST
       UPLAND FOREST
         MESIC
       THICKETS
     PRAIRIE
       TYPICAL PRAIRIE
         MESIC
     SAVANNA
       TYPICAL SAVANNA
         MESIC
     WETLAND
       SEEP & SPRING
         TYPICAL SEEP
     PRIMARY
       GLADE
         LIMESTONE
 
 
 SAF FOREST COVER TYPE:
     NORTHERN
       Northern Hardwoods
           Sugar Maple-Basswood
 
 NATURAL DIVISION:  UNAVAILABLE
 
 COUNTIES:
   ADAMS           ALEXANDER       BOND            BOONE           BROWN
   BUREAU          CALHOUN         CARROLL         CASS            CHAMPAIGN
   CHRISTIAN       CLARK           CLAY            CLINTON         COLES
   COOK            CRAWFORD        CUMBERLAND      DEKALB          DEWITT
   DOUGLAS         DUPAGE          EDGAR           EDWARDS         EFFINGHAM
   FAYETTE         FORD            FRANKLIN        FULTON          GALLATIN
   GREENE          GRUNDY          HAMILTON        HANCOCK         HARDIN
   HENDERSON       HENRY           IROQUOIS        JACKSON         JASPER
   JEFFERSON       JERSEY          JO DAVIESS      JOHNSON         KANE
   KANKAKEE        KENDALL         KNOX            LAKE            LASALLE
   LAWRENCE        LEE             LIVINGSTON      LOGAN           MCDONOUGH
   MCHENRY         MCLEAN          MACON           MACOUPIN        MADISON
   MARION          MARSHALL        MASON           MASSAC          MENARD
   MERCER          MONROE          MONTGOMERY      MORGAN          MOULTRIE
   OGLE            PEORIA          PERRY           PIATT           PIKE
   POPE            PULASKI         PUTNAM          RANDOLPH        RICHLAND
   ROCK ISLAND     ST. CLAIR       SALINE          SANGAMON        SCHUYLER
   SCOTT           SHELBY          STARK           STEPHENSON      TAZEWELL
   UNION           VERMILION       WABASH          WARREN          WASHINGTON
   WAYNE           WHITE           WHITESIDE       WILL            WILLIAMSON
   WINNEBAGO       WOODFORD
 
 GROWTH FORM:  Dicot-herb
 
 TAXONOMIC CHARACTERISTICS:
    ROOTS:  Primary   Adventitious   (rhizomes)
    LEAF ARRANGEMENT:     Opposite  Basal
    LEAF TYPE:   Simple
    LEAF MARGIN:   Serrate   Lobed  (palmately)
    LEAF VENATION:  Palmate
    LEAF SHAPE:       Orbicular
    INFLORESCENCE:   Corymb
    FLOWER MEROUS:  5
    FLOWER STRUCTURE:   Complete   Regular
    FLOWER COLOR:   Violet
    FLOWER PLACEMENT:  Hypogynous
    FRUIT:   Other
 
 DISTINGUISHING CHARACTERISTIC COMMENTS:
     Leaves are rounded-pentagonal; each carpel is prolonged into a long
     beak at maturity, dehiscent on the inner suture; largest flowered
     of our species.
 
 GEOGRAPHIC INFORMATION:
     ORIGIN:   Native
 
 POPULATION DYNAMICS:
     STATE STATUS: Not listed
     FEDERAL STATUS: Not listed
     COMMONNESS:  Common
     ENDEMIC:   NOT-ENDEMIC
 
 BIOLOGIC:
     HABIT:   Forb
     LIFE CYCLE:   Perennial
     REPRODUCTION:   Sexual   Vegetative
     FLOWERING PERIOD:
         MONTH BEGINNING-      4         MONTH END-      6
     TROPHIC STATUS:  Autotrophic
     C02 FIXATION:  C3
     SEX:      Perfect
 
 ENVIRONMENTAL RELATIONSHIPS:   No data entered
 
 FUNCTIONAL RELATIONSHIPS:    No data entered
 HUMAN RELATIONSHIP DATA:
     SHOWY FLOWERS:  YES     LANDSCAPING:  NO
 
 WILDLIFE AND LIVESTOCK INFORMATION:   No data entered
 
 REVEGETATION PLANTINGS:
     WEEDINESS:   COLONIZING
 
 
 
 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  Geranium maculatum
 
 ------------------------------------------------------------------------
 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