ILLINOIS PLANT INFORMATION NETWORK
 
 ILPIN INFORMATION ON    Hypericum drummondii
 
 
 CLASS:    DICOTYLEDENAE
 ORDER:    THEALES
 FAMILY:   HYPERICACEAE
 SCIENTIFIC NAME:  Hypericum drummondii
 AUTHORITY:  (Grev. & Hook.) Torr. & Gray
 
 COMMON NAMES:
    NITS-AND-LICE
 
 SYNONOMY:   None
 
 PLANTS CODE: HYDR
 
 NATURAL COMMUNITIES:
     FOREST
       UPLAND FOREST
         DRY
       SAND FOREST
         DRY
     PRAIRIE
       TYPICAL PRAIRIE
         DRY
       SAND PRAIRIE
         DRY
       GRAVEL PRAIRIE
         DRY
     PRIMARY
       GLADE
         SANDSTONE
       BLUFF
         CLIFF (ROCKY BLUFF)
           SANDSTONE
     CULTURAL
       SUCCESSIONAL FIELD
 
 SAF FOREST COVER TYPE:  UNAVAILABLE
 
 NATURAL DIVISION:  UNAVAILABLE
 
 COUNTIES:
   CHRISTIAN       CLAY            CLINTON         CRAWFORD        CUMBERLAND
   EFFINGHAM       FAYETTE         FRANKLIN        GALLATIN        HAMILTON
   HARDIN          JACKSON         JASPER          JEFFERSON       JOHNSON
   MACON           MACOUPIN        MARION          MASSAC          MORGAN
   PERRY           POPE            RANDOLPH        RICHLAND        ST. CLAIR
   SALINE          SHELBY          UNION           WABASH          WASHINGTON
   WHITE           WILLIAMSON
 
 GROWTH FORM:  Dicot-herb
 
 TAXONOMIC CHARACTERISTICS:
    ROOTS:  Primary
    LEAF ARRANGEMENT:     Opposite
    LEAF TYPE:   Simple
    LEAF MARGIN:   Entire
    LEAF SHAPE:     Linear
    INFLORESCENCE:   Solitary- few
    FLOWER MEROUS:  5
    FLOWER STRUCTURE:   Complete   Regular
    FLOWER COLOR:   Yellow
    FLOWER PLACEMENT:  Hypogynous
    FRUIT:   Capsule
 
 DISTINGUISHING CHARACTERISTIC COMMENTS:
     Leaves are 1-nerved.
 
 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 to common.
 
 
 BIOLOGIC:
     HABIT:   Forb
     LIFE CYCLE:   Annual
     REPRODUCTION:   Sexual
     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
 HUMAN RELATIONSHIP DATA:
     SHOWY FLOWERS:  YES      AMOUNT:  Low
 
 
 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.
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  Hypericum drummondii
 
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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