ILLINOIS PLANT INFORMATION NETWORK
 
 ILPIN INFORMATION ON    Carex leavenworthii
 
 
 CLASS:    MONOCOTYLEDENAE
 ORDER:    CYPERALES
 FAMILY:   CYPERACEAE
 SCIENTIFIC NAME:  Carex leavenworthii
 AUTHORITY:  Dewey
 
 COMMON NAMES:
 NO SELECTED RECORDS IN THE SPECIFIED RANGE
 
 SYNONOMY:   None
 
 PLANTS CODE: CALEG
 
 NATURAL COMMUNITIES:
     FOREST
       UPLAND FOREST
         DRY
         DRY-MESIC
         MESIC
       FLOODPLAIN FOREST
         MESIC
       FLATWOODS
     PRAIRIE
       TYPICAL PRAIRIE
         DRY
         DRY-MESIC
         MESIC
     SAVANNA
     WETLAND
       BORDER OF LAKE
     PRIMARY
       GLADE
       BLUFF
         CLIFF (ROCKY BLUFF)
           SANDSTONE
           LIMESTONE
 
 
 SAF FOREST COVER TYPE:
     CENTRAL
        Upland oak
           White/Black/Northern Red-  Oak
 
 NATURAL DIVISION:  UNAVAILABLE
 
 COUNTIES:
   ADAMS           CHAMPAIGN       CHRISTIAN       CLAY            CRAWFORD
   CUMBERLAND      DEKALB          DUPAGE          EDGAR           EFFINGHAM
   FRANKLIN        FULTON          GALLATIN        GREENE          GRUNDY
   HARDIN          JACKSON         KENDALL         KNOX            LASALLE
   LAWRENCE        LEE             LOGAN           MCDONOUGH       MACON
   MACOUPIN        MASSAC          MENARD          MOULTRIE        PEORIA
   PERRY           PIATT           RANDOLPH        RICHLAND        ST. CLAIR
   SHELBY          TAZEWELL        VERMILION       WABASH          WAYNE
   WILLIAMSON      WINNEBAGO
 
 GROWTH FORM:  Monocot
 
 TAXONOMIC CHARACTERISTICS:
    ROOTS:  Adventitious   (fibrous)
    LEAF ARRANGEMENT:   Alternate
    LEAF TYPE:   Simple
    LEAF MARGIN:   Entire
    LEAF VENATION:  Parallel
    LEAF SHAPE:     Linear
    INFLORESCENCE:   Spike  Head
    FLOWER MEROUS:  3
    FLOWER STRUCTURE:   Incomplete  (no petals)  (no sepals)
    FLOWER PLACEMENT:  Hypogynous
    FRUIT:   Achene
 
 DISTINGUISHING CHARACTERISTIC COMMENTS:
     Versus Carex cephalophora, C. leavenworthii has a basally
     broad achene. Pistillate spikes or mixed spikes globose to nearly
     so, or as broad-broader than long. Leaf blades mostly 0.5-3.5
     mm wide. Spikes close, in dense heads.
 
 GEOGRAPHIC INFORMATION:
     ORIGIN:   Native
 
 GEOGRAPHIC COMMENTS:
     Species is scattered throughout state.
 
 POPULATION DYNAMICS:
     STATE STATUS: Not listed
     FEDERAL STATUS: Not listed
     COMMONNESS:  Uncommon
     ENDEMIC:   NOT-ENDEMIC
 
 BIOLOGIC:
     HABIT:   Grasslike
     LIFE CYCLE:   Perennial
     FLOWERING PERIOD:
         MONTH BEGINNING-      4         MONTH END-      6
     TROPHIC STATUS:  Autotrophic
     SEX:      Unisexual   -monoecious
 
 BIOLOGIC COMMENTS:
     Spikes have apical staminate flowers.
 
 ECODISTRIBUTION COMMENTS:
     Species is distributed in open woods, a variety of situations including rich,
     wet woods, prairie swales, wet open valleys, ridges in cherty
     or granite soils.
 
 ENVIRONMENTAL RELATIONSHIPS:   No data entered
 
 FUNCTIONAL RELATIONSHIPS:    No data entered
 HUMAN RELATIONSHIP DATA:    No data entered
 
 WILDLIFE AND LIVESTOCK INFORMATION:   No data entered
 
 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.
Steyermark, J. A.  1963.  Flora of Missouri.  Iowa State University Press, Ames.
     1725 pp.
Fernald, M. L.  1950.  Gray's manual of botany.  8th ed.  American Book Co.,
     New York.  1632 pp.
Mackenzie, K. K.  1940.  North American Cariceae.  2 vols.  The New York
     Botanical Garden, New York.
 
 END OF DATA FOR SPECIES  Carex leavenworthii
 
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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