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|Min ht metric=cm
|Min ht metric=cm
|Temp Metric=°F
|Temp Metric=°F
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|image=Vernonia baldwinii.jpg
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|image=Vernonia altissima.jpg
|image_width=240
|image_width=240
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|image_caption=Vernonia baldwinii
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|image_caption=Ironweed (''Veronia altissima'')
}}
}}
'''''Vernonia''''' is a genus of about 1000 [[species]] of [[forb]]s and [[shrub]]s in the family [[Asteraceae]]. Some species are sometimes known as '''ironweeds'''. Some species are edible and of economic value. They are known for having intense [[purple]] flowers. The genus is named for English botanist [[William Vernon (botanist)|William Vernon]]. Several species of ''Vernonia'', including ''V. calvoana'', ''V. amygdalina'', and ''V. colorata'', are eaten as [[leaf vegetable]]s. Common names for these species include '''bitterleaf''', '''ewuro''', and '''ndole'''.
'''''Vernonia''''' is a genus of about 1000 [[species]] of [[forb]]s and [[shrub]]s in the family [[Asteraceae]]. Some species are sometimes known as '''ironweeds'''. Some species are edible and of economic value. They are known for having intense [[purple]] flowers. The genus is named for English botanist [[William Vernon (botanist)|William Vernon]]. Several species of ''Vernonia'', including ''V. calvoana'', ''V. amygdalina'', and ''V. colorata'', are eaten as [[leaf vegetable]]s. Common names for these species include '''bitterleaf''', '''ewuro''', and '''ndole'''.
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==Species==
==Species==
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[[Image:Vernonia altissima.jpg|thumb|px200|Ironweed (''Veronia altissima'')]]
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[[Image:Vernonia baldwinii.jpg|thumb|200px|Vernonia baldwinii]]
There are numerous distinct subgenra and subsections in this [[genus]]. This has lead some botanists to divided this large genus into smaller groups which separate the species into distinct genra.
There are numerous distinct subgenra and subsections in this [[genus]]. This has lead some botanists to divided this large genus into smaller groups which separate the species into distinct genra.