ILLINOIS PLANT INFORMATION NETWORK
 
 ILPIN INFORMATION ON    Carex sprengelii
 
 
 CLASS:    MONOCOTYLEDENAE
 ORDER:    CYPERALES
 FAMILY:   CYPERACEAE
 SCIENTIFIC NAME:  Carex sprengelii
 AUTHORITY:  Dewey
 
 COMMON NAMES:
    LONG-BEAKED SEDGE
    SPRENGEL SEDGE
 
 SYNONOMY:   None
 
 PLANTS CODE: CASP7
 
 NATURAL COMMUNITIES:
     FOREST
       UPLAND FOREST
         MESIC
       FLOODPLAIN FOREST
       FLATWOODS
         NORTHERN
     WETLAND
       BORDER OF LAKE
     CULTURAL
       AGRICULTURAL FIELD
       SUCCESSIONAL FIELD
 
 
 SAF FOREST COVER TYPE:
     CENTRAL
        Upland oak
           White/Black/Northern Red-  Oak
     NORTHERN
       Northern Hardwoods
 
 NATURAL DIVISION:  UNAVAILABLE
 
 COUNTIES:
   CARROLL         COOK            DEKALB          DUPAGE          FULTON
   GRUNDY          HANCOCK         HENRY           JO DAVIESS      KANKAKEE
   LAKE            LEE             PEORIA          ROCK ISLAND     STARK
   TAZEWELL        VERMILION       WHITESIDE       WILL            WINNEBAGO
 
 
 GROWTH FORM:  Monocot
 
 TAXONOMIC CHARACTERISTICS:
    ROOTS:  Adventitious   (fibrous)   (rhizomes)
    LEAF ARRANGEMENT:   Alternate
    LEAF TYPE:   Simple
    LEAF MARGIN:   Entire
    LEAF VENATION:  Parallel
    LEAF SHAPE:     Linear
    INFLORESCENCE:   Spike
    FLOWER MEROUS:  3
    FLOWER STRUCTURE:   Incomplete  (no petals)  (no sepals)
    FLOWER PLACEMENT:  Hypogynous
    FRUIT:   Achene
 
 DISTINGUISHING CHARACTERISTIC COMMENTS:
     The fertile culms may exceed 1/5 M, equalling or exceeding
     the leaves. The rhizomes lack conspicuous fibrillose scales.
     Staminate spikes are terminal, solitary; pistillate spikes are near the
     summit, often overtopping leaves, elongate, drooping on weak
     peduncles. Foliage not glaucous, but flat. Pistillate scales
     ovate-lanceolate, nearly or actually exceeding the perigynia.
     Perigynia lanceolate-ovate, beaked, 2 ribbed; Achenes obtusely
     triangular, concave below, bent-apiculate.
 
 GEOGRAPHIC INFORMATION:
     ORIGIN:   Native
 
 GEOGRAPHIC COMMENTS:
     Species is occasional in northern 1/2 of Ill.
 
 POPULATION DYNAMICS:
     STATE STATUS: Not listed
     FEDERAL STATUS: Not listed
     COMMONNESS:  Occasional
     ENDEMIC:   NOT-ENDEMIC
 
 BIOLOGIC:
     HABIT:   Grasslike
     LIFE CYCLE:   Perennial
     REPRODUCTION:   Sexual   Vegetative
     FLOWERING PERIOD:
         MONTH BEGINNING-      5         MONTH END-      8
     TROPHIC STATUS:  Autotrophic
     SEX:      Unisexual
 
 BIOLOGIC COMMENTS:
     Upper spikes staminate, occasionally androgynous; lower spikes usu. 2-4,
     pistillate.
 
 ECODISTRIBUTION COMMENTS:
     Species is locally abundant in NW Woods Forest Preserve in
     Des Plaines; found in association with Prunus virginiana,
     Quercus rubra, Carya cordiformis, Q. alba.
 
 ENVIRONMENTAL RELATIONSHIPS:   No data entered
 
 FUNCTIONAL RELATIONSHIPS:
     MYCORRHIZAE:   no
 
 HUMAN RELATIONSHIP DATA:    No data entered
 
 WILDLIFE AND LIVESTOCK INFORMATION:   No data entered
 
 REVEGETATION PLANTINGS:
     WEEDINESS:   Non-weedy
 
 
 
 REFERENCES:
Jones, G. N.  1963.  Flora of Illinois.  Third ed.  American Midland Naturalist
     Monograph 7.  University of Notre Dame, Indiana.  401 pp.
Swink, F., and G. S. Wilhelm.  1979.  Plants of the Chicago region.  Third ed.
     The Morton Arboretum, Lisle, Illinois.  922 pp.
 
 END OF DATA FOR SPECIES  Carex sprengelii
 
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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