The Collaborative International Dictionary of English v.0.48:

Bellflower \Bell"flow`er\, n. (Bot.)
   A plant of the genus Campanula; -- so named from its
   bell-shaped flowers.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Bellflower \Bell"flow`er\, n. [F. bellefleur, lit., beautiful
   flower.]
   A kind of apple. The yellow bellflower is a large, yellow
   winter apple. [Written also bellefleur.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Campanula \Cam*pan"u*la\ (k[a^]m*p[a^]n"[-u]*l[.a]), prop. n.
   [LL. campanula a little bell; dim. of campana bell.] (Bot.)
   A large genus of plants bearing bell-shaped flowers, often of
   great beauty; -- also called bellflower.
   [1913 Webster]

WordNet (r) 3.0 (2006):

bellflower
    n 1: any of various plants of the genus Campanula having blue or
         white bell-shaped flowers [syn: campanula, bellflower]

U.S. Gazetteer Places (2000):

Bellflower, CA -- U.S. city in California
   Population (2000):    72878
   Housing Units (2000): 24247
   Land area (2000):     6.073422 sq. miles (15.730089 sq. km)
   Water area (2000):    0.074288 sq. miles (0.192406 sq. km)
   Total area (2000):    6.147710 sq. miles (15.922495 sq. km)
   FIPS code:            04982
   Located within:       California (CA), FIPS 06
   Location:             33.888165 N, 118.127604 W
   ZIP Codes (1990):     90706
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Bellflower, CA
    Bellflower


U.S. Gazetteer Places (2000):

Bellflower, IL -- U.S. village in Illinois
   Population (2000):    408
   Housing Units (2000): 171
   Land area (2000):     0.364913 sq. miles (0.945120 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    0.364913 sq. miles (0.945120 sq. km)
   FIPS code:            04897
   Located within:       Illinois (IL), FIPS 17
   Location:             40.340504 N, 88.526741 W
   ZIP Codes (1990):     61724
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Bellflower, IL
    Bellflower


U.S. Gazetteer Places (2000):

Bellflower, MO -- U.S. city in Missouri
   Population (2000):    427
   Housing Units (2000): 184
   Land area (2000):     0.549118 sq. miles (1.422210 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    0.549118 sq. miles (1.422210 sq. km)
   FIPS code:            04330
   Located within:       Missouri (MO), FIPS 29
   Location:             39.003891 N, 91.352922 W
   ZIP Codes (1990):     63333
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Bellflower, MO
    Bellflower