ILLINOIS PLANT INFORMATION NETWORK
 
 ILPIN INFORMATION ON    Draba reptans
 
 
 CLASS:    DICOTYLEDENAE
 ORDER:    CAPPARALES
 FAMILY:   BRASSICACEAE
 SCIENTIFIC NAME:  Draba reptans
 AUTHORITY:  (Lam.) Fern.
 
 COMMON NAMES:
    WHITLOW GRASS
 
 SYNONOMY:   None
 
 PLANTS CODE: DRRE2
 
 NATURAL COMMUNITIES:
     PRAIRIE
       SAND PRAIRIE
         DRY
       HILL PRAIRIE
         GRAVEL
     SAVANNA
       BARREN
         DRY
     PRIMARY
       GLADE
         LIMESTONE
     CULTURAL
       AGRICULTURAL FIELD
         PASTURELAND
       SUCCESSIONAL FIELD
 
 
 SAF FOREST COVER TYPE:
     NO
 
 NATURAL DIVISION:  UNAVAILABLE
 
 COUNTIES:
   ADAMS           BOONE           CALHOUN         CARROLL         CASS
   CLARK           CLINTON         COOK            CRAWFORD        DUPAGE
   FAYETTE         GREENE          GRUNDY          HAMILTON        HANCOCK
   HENDERSON       HENRY           JACKSON         JERSEY          JO DAVIESS
   JOHNSON         KANE            KANKAKEE        KENDALL         LAKE
   LASALLE         LEE             MCHENRY         MASON           MENARD
   MERCER          MONROE          MONTGOMERY      MORGAN          OGLE
   PEORIA          PIKE            RANDOLPH        ROCK ISLAND     ST. CLAIR
   SCOTT           TAZEWELL        WHITESIDE       WILL            WINNEBAGO
 
 
 GROWTH FORM:  Dicot-herb
 
 TAXONOMIC CHARACTERISTICS:
    ROOTS:  Adventitious   (fibrous)
    LEAF ARRANGEMENT:   Alternate    Basal
    LEAF TYPE:   Simple
    LEAF MARGIN:   Entire   Dentate
    LEAF SHAPE:     Oblanceolate     Obovate
    INFLORESCENCE:   Raceme
    FLOWER MEROUS:  4
    FLOWER STRUCTURE:   Complete   Incomplete  (no petals)   Regular
    FLOWER COLOR:   White
    FLOWER PLACEMENT:  Hypogynous
    FRUIT:   SILIQUE
 
 DISTINGUISHING CHARACTERISTIC COMMENTS:
     Species has glabrous fruits.
 
 GEOGRAPHIC INFORMATION:
     ORIGIN:   Native
 
 POPULATION DYNAMICS:
     STATE STATUS: Not listed
     FEDERAL STATUS: Not listed
     COMMONNESS:  Occasional
     ENDEMIC:   NOT-ENDEMIC
 
 BIOLOGIC:
     HABIT:   Forb
     LIFE CYCLE:   Annual
     REPRODUCTION:   Sexual
     FLOWERING PERIOD:
         MONTH BEGINNING-      2         MONTH END-      5
     TROPHIC STATUS:  Autotrophic
     C02 FIXATION:  C3
     SEX:      Perfect
 
 ECODISTRIBUTION COMMENTS:
     Species is rarely distributed along roadsides; waste ground.
 
 ENVIRONMENTAL RELATIONSHIPS:   No data entered
 
 FUNCTIONAL RELATIONSHIPS:
     MYCORRHIZAE:   no
 
 HUMAN RELATIONSHIP DATA:
     SHOWY FLOWERS:  YES      AMOUNT:  Low
 
 
 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.
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.
Mohlenbrock, R. H.  1967-continuing.  The illustrated flora of Illinois.
     Southern Illinois University Press, Carbondale.
Downton, W. J. S.  1975.  The occurrence of C4 photosynthesis among plants.
     Photosynthetica 9(1): 96-105.
 
 END OF DATA FOR SPECIES  Draba reptans
 
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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