ILLINOIS PLANT INFORMATION NETWORK
 
 ILPIN INFORMATION ON    Alcea rosea
 
 
 CLASS:    DICOTYLEDENAE
 ORDER:    MALVALES
 FAMILY:   MALVACEAE
 SCIENTIFIC NAME:  Alcea rosea
 AUTHORITY:  L.
 
 COMMON NAMES:
    HOLLYHOCK
 
 SYNONOMY:
     Althaea rosea (L.) Cav.
 
 PLANTS CODE: ALRO3
 
 NATURAL COMMUNITIES:
     CULTURAL
       SUCCESSIONAL FIELD
       DEVELOPED LAND
 
 
 SAF FOREST COVER TYPE:
     NO
 
 NATURAL DIVISION:  UNAVAILABLE
 
 COUNTIES:
   BOONE           CASS            CHAMPAIGN       CLARK           COLES
   COOK            CRAWFORD        CUMBERLAND      DEKALB          DOUGLAS
   DUPAGE          EDGAR           FORD            GRUNDY          IROQUOIS
   JACKSON         KANE            KANKAKEE        KENDALL         KNOX
   LAKE            LAWRENCE        MCHENRY         MENARD          PIATT
   RICHLAND        SCHUYLER        SCOTT           VERMILION       WILL
 
 
 GROWTH FORM:  Dicot-herb
 
 TAXONOMIC CHARACTERISTICS:
    ROOTS:  Primary
    LEAF ARRANGEMENT:   Alternate
    LEAF TYPE:   Simple
    LEAF MARGIN:   Crenate   Lobed  (palmately)
    LEAF VENATION:  Palmate
    LEAF SHAPE:     Ovate     Orbicular     Cordate
    INFLORESCENCE:   Raceme  Spike
    FLOWER MEROUS:  5
    FLOWER STRUCTURE:   Complete   Regular
    FLOWER COLOR:   Red   Yellow   White
    FLOWER PLACEMENT:  Hypogynous
    FRUIT:   SCHIZOCARP
 
 GEOGRAPHIC INFORMATION:
     ORIGIN:   Introduced-  Europe   Asia
 
 POPULATION DYNAMICS:
     STATE STATUS: Not listed
     FEDERAL STATUS: Not listed
     COMMONNESS:  Occasional
     ENDEMIC:   NOT-ENDEMIC
 
 BIOLOGIC:
     HABIT:   Forb
     LIFE CYCLE:   Perennial
     REPRODUCTION:   Sexual
     FLOWERING PERIOD:
         MONTH BEGINNING-      7         MONTH END-     10
     TROPHIC STATUS:  Autotrophic
     C02 FIXATION:  C3
     SEX:      Perfect
 
 ECODISTRIBUTION COMMENTS:
     Species is distributed on waste ground; along railroads, roadsides.
 
 ENVIRONMENTAL RELATIONSHIPS:   No data entered
 
 FUNCTIONAL RELATIONSHIPS:
     MYCORRHIZAE:   endomycorrhizal
 
 HUMAN RELATIONSHIP DATA:
     SHOWY FLOWERS:  YES      AMOUNT:  High
     LANDSCAPING:  YES     AMOUNT:   High
 
 WILDLIFE AND LIVESTOCK INFORMATION:   No data entered
 
 REVEGETATION PLANTINGS:
     WEEDINESS:   Non-weedy
 
 
 
 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.
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  Alcea rosea
 
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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