New April 2004
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Contents
Broadleaf plant families common names
Grass and grasslike plant families
Grass and grasslike plant families common names
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Missouri Weed Seeds
Broadleaf plant families
Of about 90 known genera, only three occur in the state. Most prevalent are the vervains, with seven species, most commonly encountered throughout Missouri.
Vervain, blue
Verbena hastata
Vervain, hoary
Verbena stricta
For an idea of relative seed size, each photograph contains a millimeter ruler. The distance between increments is 1 mm.
IPM1023, new April 2004