ILLINOIS PLANT INFORMATION NETWORK
 
 ILPIN INFORMATION ON    Asclepias meadii
 
 
 CLASS:    DICOTYLEDENAE
 ORDER:    GENTIANALES
 FAMILY:   ASCLEPIADACEAE
 SCIENTIFIC NAME:  Asclepias meadii
 AUTHORITY:  Torr.
 
 COMMON NAMES:
    MEAD'S MILKWEED
 
 SYNONOMY:   None
 
 PLANTS CODE: ASME
 
 NATURAL COMMUNITIES:
     PRAIRIE
       TYPICAL PRAIRIE
         DRY
         DRY-MESIC
         MESIC
     SAVANNA
       BARREN
         DRY-MESIC
     PRIMARY
       GLADE
 
 
 SAF FOREST COVER TYPE:
     NO
 
 
 NATURAL DIVISION:
     Grand Prairie
        Grand Prairie
     Shawnee Hills
        Greater Shawnee Hills
 
 COUNTIES:
   COOK            FORD            FULTON          HANCOCK         HENDERSON
   PEORIA          SALINE
 
 GROWTH FORM:  Dicot-herb
 
 TAXONOMIC CHARACTERISTICS:
    ROOTS:  Primary
    LEAF ARRANGEMENT:     Opposite
    LEAF TYPE:   Simple
    LEAF MARGIN:   Entire
    LEAF VENATION:  Pinnate
    LEAF SHAPE:     Lanceolate   Ovate     Cordate
    INFLORESCENCE:   Umbel
    FLOWER MEROUS:  5
    FLOWER STRUCTURE:   Complete   Regular
    FLOWER COLOR:   Yellow   Violet   White
    FLOWER PLACEMENT:  Hypogynous
    FRUIT:   Follicle
 
 DISTINGUISHING CHARACTERISTIC COMMENTS:
     Hoods are usually purplish or greenish purple.  Petals are greenish-white
     or yellow.  Leaf edge without teeth, but slightly rough to touch.  Stem erect
     and unbranched.
 
 GEOGRAPHIC INFORMATION:
     ORIGIN:   Native
 
 POPULATION DYNAMICS:
     STATE STATUS: Endangered-ST
     FEDERAL STATUS: Threatened-FED
     COMMONNESS:  Rare
     ENDEMIC:   NOT-ENDEMIC
 
 BIOLOGIC:
     HABIT:   Forb
     LIFE CYCLE:   Perennial
     REPRODUCTION:   Sexual
     FLOWERING PERIOD:
         MONTH BEGINNING-      5        MONTH IN MODE-      6         MONTH END-      6
     TROPHIC STATUS:  Autotrophic
     SEX:      Perfect
 
 ENVIRONMENTAL RELATIONSHIPS:
     GROWTH OF SPECIES IN VARIOUS CONDITIONS:  No data entered
 
     HABITAT:   Moist
 
 FUNCTIONAL RELATIONSHIPS:
     MAJOR DISPERSAL AGENTS:   WIND
     MAJOR POLLINATION AGENT:   INSECT
      POTENTIAL BIOMASS PRODUCTION  Low
 HUMAN RELATIONSHIP DATA:
     SHOWY FLOWERS:  YES      AMOUNT:  Medium
 
 
 WILDLIFE AND LIVESTOCK INFORMATION:
     FOOD VALUE:
         DEER VALUE:  Unknown
         UPLAND GAME VALUE:  Unknown
         WATERFOWL VALUE:    Poor   -
         SMALL NON-GAME BIRD VALUE:  Unknown
         SMALL MAMMAL VALUE:  Unknown
         AQUATIC MAMMAL VALUE:    Poor   -
         FISH VALUE:  Unknown
     COVER VALUE:
         DEER:     Poor
     WATERFOWL:    No data   SMALL MAMMAL:   No data
         FISH:     No data     SMALL BIRD:   No data   UPLAND GAME:    No data
         AQUATIC MAMMAL: No data
 
 LIVESTOCK PALATABILITY DATA:  No data entered
 
 REVEGETATION PLANTINGS:
     EROSION CONTROL POTENTIAL:  Low
     SHORT-TERM REVEGETATION POTENTIAL:  Poor
 
     WEEDINESS:   Non-weedy
     AGRESSIVENESS:   Low
 
     SEED AVAILABILITY:   Poor
 
     MANAGEMENT-DETRIMENTAL:   Disturbance
 
 
 
 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.
Downton, W. J. S.  1975.  The occurrence of C4 photosynthesis among plants.
     Photosynthetica 9(1): 96-105.
Smith, J. P.  1977.  Vascular plant families.  Mad River Press, Inc., Eureka,
     California.  320 pp.
 
 OTHER REFERENCES:
     Kurz, D.R. and M.L. Bowles. 1981. Report on the Status of Illinois
     plants potentially endangered or threatened in the United States.  Natural
     Land Institute Rockford, IL.
 
 END OF DATA FOR SPECIES  Asclepias meadii
 
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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