Hare's-ear Mustard

Conringia orientalis

''Conringia orientalis'' is a species of flowering plant in the mustard family known by the common name hare's ear mustard. It is native to Eurasia but it is known elsewhere as an introduced species and sometimes a noxious weed. It is weedy in its native range and also in North America, where it is a widespread invasive species, especially in central Canada.
Conringia orientalis  Conringia orientalis,Hare's-ear Mustard

Appearance

It is an annual herb producing an unbranched erect stem 30 to 70 centimetres in height. The thick, waxy leaves are generally oval in shape, up to 9 centimetres long, and clasp the stem at their bases. The flower is enclosed in pointed sepals and has yellow, clawed petals about 1 centimetre long. The fruit is a beaded silique up to 13 centimetres long. The plant is known to be toxic to livestock.

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Taxonomy
KingdomPlantae
DivisionAngiosperms
ClassEudicots
OrderBrassicales
FamilyBrassicaceae
GenusConringia
SpeciesC. orientalis
Photographed in
Israel
Turkey