ILLINOIS PLANT INFORMATION NETWORK
 
 ILPIN INFORMATION ON    Allium fistulosum
 
 
 CLASS:    MONOCOTYLEDENAE
 ORDER:    LILIALES
 FAMILY:   LILIACEAE
 SCIENTIFIC NAME:  Allium fistulosum
 AUTHORITY:  L.
 
 COMMON NAMES:
    WELCH ONION
    SPRING ONION
 
 SYNONOMY:   None
 
 PLANTS CODE: ALFI4
 
 NATURAL COMMUNITIES:
     CULTURAL
       DEVELOPED LAND
 
 
 SAF FOREST COVER TYPE:
     NO
 
 NATURAL DIVISION:  UNAVAILABLE
 
 COUNTIES:
   WILL
 
 GROWTH FORM:  Monocot
 
 TAXONOMIC CHARACTERISTICS:
    ROOTS:  Adventitious   (bulbs)
    LEAF ARRANGEMENT:    Basal
    LEAF TYPE:   Simple
    LEAF MARGIN:   Entire
    LEAF VENATION:  Parallel
    LEAF SHAPE:     Linear   Oblong   Lanceolate
    INFLORESCENCE:   Umbel
    FLOWER MEROUS:  3
    FLOWER STRUCTURE:   Complete   Regular
    FLOWER PLACEMENT:  Hypogynous
    FRUIT:   Capsule
 
 DISTINGUISHING CHARACTERISTIC COMMENTS:
     Species is hollow-stemmed, with slender bulblets fascaded in
     the umbel, leaves and stem inflated, pedicel about equaling the
     flowers.
 
 GEOGRAPHIC INFORMATION:
     ORIGIN:   Introduced-  Asia
 
 POPULATION DYNAMICS:
     STATE STATUS: Not listed
     FEDERAL STATUS: Not listed
     COMMONNESS:  Rare
     ENDEMIC:   NOT-ENDEMIC
 
 BIOLOGIC:
     HABIT:   Forb
     LIFE CYCLE:   Perennial
     REPRODUCTION:   Sexual   Vegetative
     FLOWERING PERIOD:
         MONTH BEGINNING-      6
     TROPHIC STATUS:  Autotrophic
     SEX:      Perfect
 
 ECODISTRIBUTION COMMENTS:
     Species is distributed along railroad ballast.
 
 ENVIRONMENTAL RELATIONSHIPS:   No data entered
 
 FUNCTIONAL RELATIONSHIPS:    No data entered
 HUMAN RELATIONSHIP DATA:    No data entered
 
 WILDLIFE AND LIVESTOCK INFORMATION:   No data entered
 
 LIVESTOCK COMMENTS:
     Ingestion or inhalation of volatiles may flavor milk (Muenscher).
 
 REVEGETATION PLANTINGS:    No data entered
 
 
 REFERENCES:
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.
 
 OTHER REFERENCES:
     Muenscher, W.C.L. 1939. Poisonous Plants of the United States.
          The Macmillan Co. N.Y., N.Y. 266 pp.
 
 END OF DATA FOR SPECIES  Allium fistulosum
 
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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