ILLINOIS PLANT INFORMATION NETWORK
 
 ILPIN INFORMATION ON    Pycnanthemum pilosum
 
 
 CLASS:    DICOTYLEDENAE
 ORDER:    LAMIALES
 FAMILY:   LAMIACEAE
 SCIENTIFIC NAME:  Pycnanthemum pilosum
 AUTHORITY:  Nutt.
 
 COMMON NAMES:
    HAIRY MOUNTAIN MINT
 
 SYNONOMY:   None
 
 PLANTS CODE: PYPI
 
 NATURAL COMMUNITIES:
     FOREST
       UPLAND FOREST
         DRY
         DRY-MESIC
         MESIC
       THICKETS
     PRAIRIE
       TYPICAL PRAIRIE
         DRY
     PRIMARY
       GLADE
         LIMESTONE
 
 SAF FOREST COVER TYPE:  UNAVAILABLE
 
 
 NATURAL DIVISION:
     Coastal Plain
        Cretaceous Hills
 
 COUNTIES:
   ADAMS           BOND            BROWN           CALHOUN         CASS
   CHAMPAIGN       CHRISTIAN       CLARK           CLAY            COLES
   COOK            CRAWFORD        CUMBERLAND      DEWITT          DOUGLAS
   DUPAGE          EDGAR           EDWARDS         EFFINGHAM       FAYETTE
   FULTON          GREENE          HANCOCK         HENDERSON       IROQUOIS
   JACKSON         JEFFERSON       JERSEY          JOHNSON         KANE
   KNOX            LAKE            LASALLE         LAWRENCE        LOGAN
   MCDONOUGH       MCLEAN          MACON           MACOUPIN        MADISON
   MARION          MARSHALL        MASON           MENARD          MERCER
   MONROE          MONTGOMERY      MORGAN          MOULTRIE        PEORIA
   PERRY           PIATT           PIKE            POPE            RANDOLPH
   RICHLAND        ROCK ISLAND     ST. CLAIR       SANGAMON        SCHUYLER
   SCOTT           SHELBY          TAZEWELL        UNION           VERMILION
   WABASH          WARREN          WHITE           WINNEBAGO       WOODFORD
 
 
 GROWTH FORM:  Dicot-herb
 
 TAXONOMIC CHARACTERISTICS:
    ROOTS:  Primary   Adventitious   (rhizomes)
    LEAF ARRANGEMENT:     Opposite
    LEAF TYPE:   Simple
    LEAF MARGIN:   Entire   Dentate
    LEAF VENATION:  Pinnate
    LEAF SHAPE:     Lanceolate
    INFLORESCENCE:   Corymb
    FLOWER MEROUS:  5
    FLOWER STRUCTURE:   Complete   Irregular
    FLOWER COLOR:   Violet   White
    FLOWER PLACEMENT:  Hypogynous
    FRUIT:   Nut
 
 GEOGRAPHIC INFORMATION:
     ORIGIN:   Native
 
 POPULATION DYNAMICS:
     STATE STATUS: Not listed
     FEDERAL STATUS: Not listed
     COMMONNESS:  Occasional
     ENDEMIC:   NOT-ENDEMIC
 POPULATION STATUS COMMENTS:
     Species is occasional in central counties, less common to rare in
     the northern and southern counties.
 
 
 BIOLOGIC:
     HABIT:   Forb
     LIFE CYCLE:   Perennial
     REPRODUCTION:   Sexual   Vegetative
     FLOWERING PERIOD:
         MONTH BEGINNING-      7         MONTH END-      9
     TROPHIC STATUS:  Autotrophic
     C02 FIXATION:  C3
     SEX:      Perfect
 
 ENVIRONMENTAL RELATIONSHIPS:   No data entered
 
 FUNCTIONAL RELATIONSHIPS:    No data entered
 
 FUNCTIONAL DATA COMMENTS:
     This is a favorite bee plant.
 HUMAN RELATIONSHIP DATA:    No data entered
 
 WILDLIFE AND LIVESTOCK INFORMATION:   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.
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.
Gleason, H. A.  1952.  The new Britton and Brown illustrated flora of the
     northeastern United States and adjacent Canada.  3 vols.  The New York
     Botanical Garden, New York.
Downton, W. J. S.  1975.  The occurrence of C4 photosynthesis among plants.
     Photosynthetica 9(1): 96-105.
 
 END OF DATA FOR SPECIES  Pycnanthemum pilosum
 
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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