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DaveCzGrLk: Giant Sunflower - Helianthus giganteus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Giant Sunflower - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Giant Sunflower, bracts - Helianthus giganteus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Giant Sunflower, stem, leaves - Helianthus giganteus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Giant Sunflower, leaf - Helianthus giganteus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Jerusalem-artichoke - Helianthus tuberosus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Jerusalem-artichoke - Helianthus tuberosus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Jerusalem-artichoke - Helianthus tuberosus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Jerusalem-artichoke, bracts - Helianthus tuberosus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Jerusalem-artichoke, bracts - Helianthus tuberosus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Jerusalem-artichoke, leaves - Helianthus tuberosus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Jerusalem-artichoke, leaves - Helianthus tuberosus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Jerusalem-Artichoke, stem - Helianthus tuberosus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Jerusalem-Artichoke - Helianthus tuberosus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Saw-tooth Sunflower - Helianthus grosseserratus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Sawtooth Sunflower - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Saw-tooth Sunflower - Helianthus grosseserratus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Saw-tooth Sunflower - Helianthus grosseserratus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Saw-tooth Sunflower, bracts - Helianthus grosseserratus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Sawtooth Sunflower, bracts - Helianthus grosseserratus 3
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DaveCzGrLk: Saw-tooth Sunflower - Helianthus grosseserratus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Saw-tooth Sunflower, leaves - Helianthus grosseserratus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Saw-tooth Sunflower, leaf - Helianthus grosseserratus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Cheerful Sunflower - Helianthus X laetiflorus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Cheerful Sunflower, bracts - Helianthus X laetiflorus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Cheerful Sunflower, stem - Helianthus X laetiflorus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Cheerful Sunflower, leaf - Helianthus X laetiflorus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Cheerful Sunflower, leaf - Helianthus X laetiflorus - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Few-leaf Sunflower - Helianthus occidentalis - Asteraceae: Aster or Daisy family
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DaveCzGrLk: Naked-stemmed Sunflower - Helianthus occidentalis - Asteraceae: Aster or Daisy family