ILLINOIS PLANT INFORMATION NETWORK
 
 ILPIN INFORMATION ON    Aster patens
 
 
 CLASS:    DICOTYLEDENAE
 ORDER:    ASTERALES
 FAMILY:   ASTERACEAE
 SCIENTIFIC NAME:  Aster patens
 AUTHORITY:  Ait.
 
 COMMON NAMES:
    PURPLE DAISY
    SPREADING ASTER
 
 SYNONOMY:   None
 
 PLANTS CODE: ASPA5
 
 NATURAL COMMUNITIES:
     FOREST
       UPLAND FOREST
         DRY
       THICKETS
     SAVANNA
       SAND SAVANNA
         DRY
     PRIMARY
       GLADE
         SANDSTONE
         LIMESTONE
       LISTED
         CHARACTERISTIC
 
 
 SAF FOREST COVER TYPE:
     CENTRAL
        Upland oak
           White/Black/Northern Red-  Oak
 
 NATURAL DIVISION:  UNAVAILABLE
 
 COUNTIES:
   ALEXANDER       CLAY            CRAWFORD        GALLATIN        HARDIN
   JACKSON         JEFFERSON       JERSEY          JOHNSON         LAWRENCE
   MARION          MASSAC          MONROE          POPE            PULASKI
   RANDOLPH        ST. CLAIR       SALINE          UNION           WABASH
   WHITE           WILLIAMSON
 
 GROWTH FORM:  Dicot-herb
 
 TAXONOMIC CHARACTERISTICS:
    ROOTS:  Adventitious   (fibrous)   (rhizomes)
    LEAF ARRANGEMENT:   Alternate
    LEAF TYPE:   Simple
    LEAF MARGIN:   Entire
    LEAF VENATION:  Pinnate
    LEAF SHAPE:     Oblong   Lanceolate   Ovate     Cordate
    INFLORESCENCE:   Head
    FLOWER STRUCTURE:   Complete   Regular   Irregular
    FLOWER COLOR:   Blue   Others
    FLOWER PLACEMENT:  Epigynous
    FRUIT:   Achene
 
 GEOGRAPHIC INFORMATION:
     ORIGIN:   Native
 
 POPULATION DYNAMICS:
     STATE STATUS: Not listed
     FEDERAL STATUS: Not listed
     COMMONNESS:  Occasional
     ENDEMIC:   NOT-ENDEMIC
 
 BIOLOGIC:
     HABIT:   Forb
     LIFE CYCLE:   Perennial
     REPRODUCTION:   Sexual   Vegetative
     FLOWERING PERIOD:
         MONTH BEGINNING-      8         MONTH END-     10
     TROPHIC STATUS:  Autotrophic
     SEX:      Perfect     Unisexual   -monoecious
 
 BIOLOGIC COMMENTS:
     Disk florets perfect and fertile, ray florets pistillate and fertile.  A short
     caudex present; sometimes creeping rhizomes.
 
 ECODISTRIBUTION COMMENTS:
     Rocky or sandy open woods, borders of rocky glades, sandstone, chert, or granite
     substrata.
 
 ENVIRONMENTAL RELATIONSHIPS:
     GROWTH OF SPECIES IN VARIOUS CONDITIONS:
          GRAVEL         No data entered    SAND           Good
          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    Good
          EXTREMELY ACID No data entered    SALINE SOIL    No data entered
          SODIC SOIL     No data entered    SODIC-SALINE   No data entered
          ROCKY OUTCROPS Good               GENTLE SLOPES  Good
          MODERATE SLOPE Good               STEEP SLOPES   Good
     HABITAT:   Dry
 
 FUNCTIONAL RELATIONSHIPS:
     MAJOR POLLINATION AGENT:   INSECT
 
 HUMAN RELATIONSHIP DATA:    No data entered
 
 WILDLIFE AND LIVESTOCK INFORMATION:   No data entered
 
 LIVESTOCK COMMENTS:
     May be a facultative selenium absorber.
 
 REVEGETATION PLANTINGS:    No data entered
 
 
 REFERENCES:
Mohlenbrock, R. H., ed.  1986.  Guide to the vascular flora of Illinois.
     Revised and enlarged edition.  Southern Illinois University Press,
     Carbondale.  507 pp.
 
 END OF DATA FOR SPECIES  Aster patens
 
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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