ILLINOIS PLANT INFORMATION NETWORK
 
 ILPIN INFORMATION ON    Acalypha virginica
 
 
 CLASS:    DICOTYLEDENAE
 ORDER:    EUPHORBIALES
 FAMILY:   EUPHORBIACEAE
 SCIENTIFIC NAME:  Acalypha virginica
 AUTHORITY:  L.
 
 COMMON NAMES:
    THREE-SEEDED MERCURY
 
 SYNONOMY:   None
 
 PLANTS CODE: ACVI
 
 NATURAL COMMUNITIES:
     FOREST
       UPLAND FOREST
         DRY
         DRY-MESIC
         MESIC
       THICKETS
     PRAIRIE
       TYPICAL PRAIRIE
         DRY
     WETLAND
       SEEP & SPRING
         ACID GRAVEL SEEP
     PRIMARY
       BLUFF
     CULTURAL
       AGRICULTURAL FIELD
         CROPLAND
       SUCCESSIONAL FIELD
 
 SAF FOREST COVER TYPE:  UNAVAILABLE
 
 
 NATURAL DIVISION:
     Coastal Plain
        Cretaceous Hills
 
 COUNTIES:
   ADAMS           ALEXANDER       BOND            BROWN           CALHOUN
   CARROLL         CASS            CHAMPAIGN       CHRISTIAN       CLARK
   CLAY            CLINTON         COLES           COOK            CRAWFORD
   CUMBERLAND      DEWITT          DOUGLAS         EDGAR           EDWARDS
   EFFINGHAM       FAYETTE         FRANKLIN        FULTON          GALLATIN
   GREENE          GRUNDY          HAMILTON        HANCOCK         HARDIN
   HENDERSON       HENRY           IROQUOIS        JACKSON         JASPER
   JEFFERSON       JERSEY          JOHNSON         KANKAKEE        KENDALL
   LASALLE         LAWRENCE        LIVINGSTON      LOGAN           MCDONOUGH
   MCHENRY         MACON           MACOUPIN        MADISON         MARION
   MARSHALL        MASON           MASSAC          MENARD          MONROE
   MONTGOMERY      MORGAN          MOULTRIE        OGLE            PEORIA
   PERRY           PIATT           PIKE            POPE            PULASKI
   RANDOLPH        RICHLAND        ROCK ISLAND     ST. CLAIR       SALINE
   SANGAMON        SCHUYLER        SCOTT           SHELBY          STARK
   TAZEWELL        UNION           VERMILION       WABASH          WASHINGTON
   WAYNE           WILLIAMSON
 
 GROWTH FORM:  Dicot-herb
 
 TAXONOMIC CHARACTERISTICS:
    ROOTS:  Primary
    LEAF ARRANGEMENT:   Alternate
    LEAF TYPE:   Simple
    LEAF MARGIN:   Crenate
    LEAF VENATION:  Pinnate
    LEAF SHAPE:     Lanceolate
    INFLORESCENCE:   Spike
    FLOWER STRUCTURE:   Incomplete  (no petals)
    FLOWER PLACEMENT:  Hypogynous
    FRUIT:   Capsule
 
 GEOGRAPHIC INFORMATION:
     ORIGIN:   Native
 
 POPULATION DYNAMICS:
     STATE STATUS: Not listed
     FEDERAL STATUS: Not listed
     COMMONNESS:  Occasional
     ENDEMIC:   NOT-ENDEMIC
 POPULATION STATUS COMMENTS:
     Status:  occasional to common.
 
 
 BIOLOGIC:
     HABIT:   Forb
     LIFE CYCLE:   Annual
     REPRODUCTION:   Sexual
     FLOWERING PERIOD:
         MONTH BEGINNING-      7         MONTH END-     10
     TROPHIC STATUS:  Autotrophic
     SEX:      Unisexual   -monoecious
 
 ECODISTRIBUTION COMMENTS:
     Found along roadsides and railroads; rocky woodlands; gravel bars; and open
     valleys.
 
 ENVIRONMENTAL RELATIONSHIPS:
     GROWTH OF SPECIES IN VARIOUS CONDITIONS:
          GRAVEL         Good               SAND           No data entered
          SANDY LOAM     No data entered    LOAM           No data entered
          CLAY LOAM      No data entered    CLAY           No data entered
          DENSE CLAY     No data entered    ORGANIC SOIL   No data entered
          NEUTRAL pH     No data entered    ACIDIC SOIL    No data entered
          EXTREMELY ACID No data entered    SALINE SOIL    No data entered
          SODIC SOIL     No data entered    SODIC-SALINE   No data entered
          ROCKY OUTCROPS No data entered    GENTLE SLOPES  Good
          MODERATE SLOPE No data entered    STEEP SLOPES   No data entered
     HABITAT:   Moist   Dry
 
 FUNCTIONAL RELATIONSHIPS:    No data entered
 HUMAN RELATIONSHIP DATA:
     SHOWY FLOWERS:  NO     LANDSCAPING:  NO
 
 WILDLIFE AND LIVESTOCK INFORMATION:   No data entered
 
 REVEGETATION PLANTINGS:
     WEEDINESS:   Economic
 
 
 GENERAL COMMENTS:
     May not be an economic weed in our area.
 
 
 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.
Mohlenbrock, R. H.  1967-continuing.  The illustrated flora of Illinois.
     Southern Illinois University Press, Carbondale.
Agricultural Experiment Station.  1981.  Weeds of the North Central States.
     Bulletin 772.  College of Agriculture, University of Illinois at Urbana-
     Champaign, Urbana.  303 pp.
 
 END OF DATA FOR SPECIES  Acalypha virginica
 
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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