ILLINOIS PLANT INFORMATION NETWORK
 
 ILPIN INFORMATION ON    Crataegus margaretta
 
 
 CLASS:    DICOTYLEDENAE
 ORDER:    ROSALES
 FAMILY:   ROSACEAE
 SCIENTIFIC NAME:  Crataegus margaretta
 AUTHORITY:  Ashe
 
 COMMON NAMES:
    HAWTHORN
 
 SYNONOMY:   None
 
 PLANTS CODE: CRMA4
 
 NATURAL COMMUNITIES:
     FOREST
       THICKETS
     SAVANNA
       TYPICAL SAVANNA
 
 SAF FOREST COVER TYPE:  UNAVAILABLE
 
 NATURAL DIVISION:  UNAVAILABLE
 
 COUNTIES:
   ADAMS           CHAMPAIGN       CLARK           COOK            DUPAGE
   HANCOCK         JERSEY          KENDALL         LAKE            MCDONOUGH
   MCLEAN          MACON           MACOUPIN        PIATT           SANGAMON
   SHELBY
 
 GROWTH FORM:  Dicot-woody
 
 TAXONOMY COMMENTS:
     This may be part of C. chrysocarpa.
 
 TAXONOMIC CHARACTERISTICS:
    ROOTS:  Primary
    LEAF ARRANGEMENT:   Alternate
    LEAF TYPE:   Simple
    LEAF MARGIN:   Serrate   Lobed  (pinnately)
    LEAF VENATION:  Pinnate
    LEAF SHAPE:     Oblong     Obovate
    INFLORESCENCE:   Corymb
    FLOWER MEROUS:  5
    FLOWER STRUCTURE:   Complete   Regular
    FLOWER COLOR:   White
    FLOWER PLACEMENT:  Perigynous
    FRUIT:   Pome
 
 DISTINGUISHING CHARACTERISTIC COMMENTS:
     3
     Species is flexuous throny or nearly thornless; leaves with
     impressed veins; fruit dull red or orange-red.
 
 GEOGRAPHIC INFORMATION:
     ORIGIN:   Native
 
 POPULATION DYNAMICS:
     STATE STATUS: Not listed
     FEDERAL STATUS: Not listed
     COMMONNESS:  Occasional
     ENDEMIC:   NOT-ENDEMIC
 
 BIOLOGIC:
     HABIT:   Tree   Shrub
     LIFE CYCLE:   Perennial
     FLOWERING PERIOD:
         MONTH BEGINNING-      4         MONTH END-      5
     TROPHIC STATUS:  Autotrophic
     C02 FIXATION:  C3
     SEX:      Perfect
 
 ECODISTRIBUTION COMMENTS:
     Species is distributed in open woods, rocky open ground.
 
 ENVIRONMENTAL RELATIONSHIPS:   No data entered
 
 FUNCTIONAL RELATIONSHIPS:
     MAJOR DISPERSAL AGENTS:   BIRD   -internal     MAMMAL   -internal
 
 
 HUMAN RELATIONSHIP DATA:    No data entered
 
 WILDLIFE AND LIVESTOCK INFORMATION:
     FOOD VALUE:
         DEER VALUE:    Good   -   Fruit   Leaves   Stems   Buds
         UPLAND GAME VALUE:    Good   -   Fruit
         WATERFOWL VALUE:  Unknown
         SMALL NON-GAME BIRD VALUE:    Good   -   Fruit
         SMALL MAMMAL VALUE:    Good   -   Fruit
         AQUATIC MAMMAL VALUE:  Unknown
         FISH VALUE:  Unknown
     COVER VALUE:
         DEER:     No data     WATERFOWL:    No data   SMALL MAMMAL:   No data
         FISH:     No data     SMALL BIRD:    Good      UPLAND GAME:    No data
         AQUATIC MAMMAL: No data
 
 LIVESTOCK PALATABILITY DATA:  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.
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.
Fernald, M. L.  1950.  Gray's manual of botany.  8th ed.  American Book Co.,
     New York.  1632 pp.
Downton, W. J. S.  1975.  The occurrence of C4 photosynthesis among plants.
     Photosynthetica 9(1): 96-105.
Gill, J. D. and W. M. Healy.  1974.  Shrubs and vines for northeastern
     wildlife.  USDA Forest Service General Technical Report NE-9.
 
 END OF DATA FOR SPECIES  Crataegus margaretta
 
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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