Check out EDDMapS.org to see where this has been reported.
Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Malvids: Brassicales
WEAKLEY'S FLORA (5/21/15):
Erucastrum gallicum
FAMILY
Brassicaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Erucastrum gallicum
FAMILY
Brassicaceae
SYNONYMOUS WITH
Linnaeus
Brassica erucastrum
COMMON NAME:
Dog Mustard, Rocket-weed, French Rocket
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Keith Bradley kab_e_gallicum_01596
March Miami-Dade County FL
Sepals sparsely hispid apically; petals white to pale yellow, per Flora of North America.
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Keith Bradley kab_e_gallicum_01596b
March Miami-Dade County FL
Fruiting pedicels ascending to spreading. Siliques 1-4.5cm long, per Flora of North America.
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Keith Bradley kab_e_gallicum_01604
March Miami-Dade County FL
Naturalized in all Canadian provinces and in parts of US, particularly Midwest, per Flora of North America.