ILLINOIS PLANT INFORMATION NETWORK
 
 ILPIN INFORMATION ON    Carex substricta
 
 
 CLASS:    MONOCOTYLEDENAE
 ORDER:    CYPERALES
 FAMILY:   CYPERACEAE
 SCIENTIFIC NAME:  Carex substricta
 AUTHORITY:  (Kukenth.) Mack
 
 COMMON NAMES:
    SEDGE
 
 SYNONOMY:   None
 
 PLANTS CODE: CASU24
 
 NATURAL COMMUNITIES:
     WETLAND
       MARSH
       FEN
         CALCAREOUS FLTING MA
       SEEP & SPRING
         CALCAREOUS SEEP
       LISTED
         DOMINANT
 
 
 SAF FOREST COVER TYPE:
     NO
 
 NATURAL DIVISION:  UNAVAILABLE
 
 COUNTIES:
   BOONE           COOK            DUPAGE          HANCOCK         KANE
   LAKE            MCHENRY         RANDOLPH        ST. CLAIR       STEPHENSON
   WILL            WINNEBAGO
 
 GROWTH FORM:  Monocot
 
 TAXONOMIC CHARACTERISTICS:
    ROOTS:  Adventitious   (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 plants are stout, and lack old leaves.  The pistillate spikes are sessile-
     elliptic.
     longer than the perigynia, with red-brown margins.  Perigynia are compressed-
     short pedunculate, and erect.  Pistillate scales are nearly as long, or slightly
 
 GEOGRAPHIC INFORMATION:
     ORIGIN:   Native
 
 POPULATION DYNAMICS:
     STATE STATUS: Not listed
     FEDERAL STATUS: Not listed
     COMMONNESS:  Occasional
     ENDEMIC:   NOT-ENDEMIC
 
 BIOLOGIC:
     HABIT:   Grasslike
     LIFE CYCLE:   Perennial
     REPRODUCTION:   Vegetative
     FLOWERING PERIOD:
         MONTH BEGINNING-      5         MONTH END-      8
     TROPHIC STATUS:  Autotrophic
     SEX:      Unisexual   -monoecious
 
 BIOLOGIC COMMENTS:
     Terminal 1-3 spikes staminate, the lower 2-6 spikes pistillate or
     ardrogynous.
 
 ECODISTRIBUTION COMMENTS:
     Found in Missouri, a pleistocene relick of a more boreal soil; sweet or
     calcareous waters or marshes.
 
 ENVIRONMENTAL RELATIONSHIPS:
     SOIL CHEMISTRY INDICATOR:   Other
     GROWTH OF SPECIES IN VARIOUS CONDITIONS:
          GRAVEL         No data entered    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   Good
          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:   Wet
 
 ENVIRONMENTAL RELATIONS COMMENTS:
     calcareous.
 
 
 FUNCTIONAL RELATIONSHIPS:    No data entered
 HUMAN RELATIONSHIP DATA:
     SHOWY FLOWERS:  NO
 
 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.
White, J., and M. H. Madany.  1978.  Classification of natural communities in
     Illinois.  Pages 309-405 in J. White, ed., Illinois natural areas
     inventory technical report.  Vol. 1.  Survey methods and results.
     Illinois Natural Areas Inventory, Urbana.
Mackenzie, K. K.  1940.  North American Cariceae.  2 vols.  The New York
     Botanical Garden, New York.
 
 END OF DATA FOR SPECIES  Carex substricta
 
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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