ILLINOIS PLANT INFORMATION NETWORK
 
 ILPIN INFORMATION ON    Woodsia ilvensis
 
 
 CLASS:    LEPTOSPORANGIOPSIDA
 ORDER:    FICALES
 FAMILY:   ASPLENIACEAE
 SCIENTIFIC NAME:  Woodsia ilvensis
 AUTHORITY:  (L.) R. Br.
 
 COMMON NAMES:
    RUSTY WOODSIA
 
 SYNONOMY:   None
 
 PLANTS CODE: WOIL
 
 NATURAL COMMUNITIES:
     PRIMARY
       BLUFF
         CLIFF (ROCKY BLUFF)
           SANDSTONE
 
 SAF FOREST COVER TYPE:  UNAVAILABLE
 
 
 NATURAL DIVISION:
     Rock River Hill Country
        Oregon
        listed
 
 COUNTIES:
   LASALLE         LEE             OGLE
 
 GROWTH FORM:  Fern-allies
 
 TAXONOMIC CHARACTERISTICS:
    ROOTS:  Adventitious   (fibrous)   (rhizomes)
    LEAF TYPE:    Compound  (pinnately)
    LEAF MARGIN:   Lobed  (pinnately)
    LEAF VENATION:  Pinnate
    LEAF SHAPE:     Lanceolate
    INFLORESCENCE:           No
    FRUIT:   No
 
 DISTINGUISHING CHARACTERISTIC COMMENTS:
     Branched, scaly rhizome; leaves deciduous, pinnate-pinnatifid to bipinnate;
     sori on the veins covered by indusium; jointed petiole; stipe brown.
 
 GEOGRAPHIC INFORMATION:
     ORIGIN:   Native
 
 POPULATION DYNAMICS:
     STATE STATUS: Endangered-ST
     FEDERAL STATUS: Not listed
     COMMONNESS:  Rare
     ENDEMIC:   NOT-ENDEMIC
 
 BIOLOGIC:
     HABIT:   Forb
     LIFE CYCLE:   Perennial
     REPRODUCTION:   Sexual   Vegetative
     TROPHIC STATUS:  Autotrophic
     C02 FIXATION:  C3
 
 ENVIRONMENTAL RELATIONSHIPS:
     GROWTH OF SPECIES IN VARIOUS CONDITIONS:
          GRAVEL         No data entered    SAND           No data entered
          SANDY LOAM     No data entered    LOAM           No data entered
          CLAY LOAM      No data entered    CLAY           No data entered
          DENSE CLAY     No data entered    ORGANIC SOIL   No data entered
          NEUTRAL pH     No data entered    ACIDIC SOIL    No data entered
          EXTREMELY ACID No data entered    SALINE SOIL    No data entered
          SODIC SOIL     No data entered    SODIC-SALINE   No data entered
          ROCKY OUTCROPS Good               GENTLE SLOPES  No data entered
          MODERATE SLOPE No data entered    STEEP SLOPES   No data entered
     HABITAT:   Dry
 
 FUNCTIONAL RELATIONSHIPS:
     MAJOR POLLINATION AGENT:   None
 
 HUMAN RELATIONSHIP DATA:
     SHOWY FLOWERS:  NO
 
 WILDLIFE AND LIVESTOCK INFORMATION:   No data entered
 
 REVEGETATION PLANTINGS:    No data entered
 
 
 REFERENCES:
Jones, G. N.  1963.  Flora of Illinois.  Third ed.  American Midland Naturalist
     Monograph 7.  University of Notre Dame, Indiana.  401 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.
Schwegman, J. E., G. D. Fell, M. Hutchison, G. Paulson, W. M. Shepherd, and
     J. White.  1973.  Comprehensive plan for the Illinois Nature Preserves
     System.  Part 2 - The Natural Divisions of Illinois.  Illinois Nature
     Preserves Commission, Springfield.  32 pp., plus map.
Sheviak, C. J.  1981.  Endangered and threatened plants.  Pages 70-179 in M.
     L. Bowles, V. E. Diersing, and J. E. Ebinger, eds., Endangered and
     threatened vertebrate animals and vascular plants of Illinois.  Illinois
     Department of Conservation, Springfield.
Downton, W. J. S.  1975.  The occurrence of C4 photosynthesis among plants.
     Photosynthetica 9(1): 96-105.
Mohlenbrock, R. H., ed.  1983-continuing.  Illinois flora update.  Erigenia.
 
 END OF DATA FOR SPECIES  Woodsia ilvensis
 
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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