Species: 

Lepidium draba (=Cardaria draba)

Common Name: 

heartpod hoarycress

Systems Affected (standardized): 

cropland/pastureland, rangeland, riparian/aquatic

Regions(s) present (updated by AB): 

NW, PH

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Impacts: 

It can form large infestations that can displace native species and reduce grazing quality. excludes most or all other herbaceous vegetation. reputed to reduce crop yields, displace native plants, and reduce biodiversity, wildlife habitat, and forage production, causing "a serious threat to the cattle industry." glucosinolates in the plant may inhibit germination and initial seedling growth of other plants. considered by many to be at least mildly toxic to livestock. When eaten by cattle it is said to taint dairy products; It can form large infestations that can displace native species and reduce grazing quality. excludes most or all other herbaceous vegetation. reputed to reduce crop yields, displace native plants, and reduce biodiversity, wildlife habitat, and forage production, causing "a serious threat to the cattle industry." glucosinolates in the plant may inhibit germination and initial seedling growth of other plants. considered by many to be at least mildly toxic to livestock. When eaten by cattle it is said to taint dairy products

Source? likely to be reintroduced: 

Possibly introduced as an ornamental; L. draba may be introduced intentionally to new regions in the world either as seeds for human consumption in the form of flavouring agent or food additives or as an ornamental plant for use in home or public gardens, or national parks. The whole plant may be introduced as a green vegetable to certain parts of the world because of its high nutritional value.

Info Blurb: 

Can form large populations that can displace native species and reduce grazing quality. Glucosinolates in the plant may inhibit germination and seedling growth. Mildly toxic to livestock and is said to taint dairy products. Introduced as seeds for human consumption in the form of flavoring agents or food additives, as a green vegetable, or as an ornamental.

Native Regions in OK: 

NONE

Current and past designations: 

BS; KS

Present in OK?

Yes

Present in Bordering States?

TX, NM, CO, KS, MO

Has Legal Status in BS?

CO List B, KS NW, NM Class A