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14 tansymustards species
Descurainia sophia
Descurainia pinnata
Descurainia sophioides
Descurainia incana
Descurainia longepedicellata
Descurainia incisa
Descurainia nelsonii
Descurainia paradisa
Descurainia obtusa
Descurainia brevisiliqua
Descurainia californica
Descurainia adenophora
Descurainia kenheilii
Descurainia torulosa
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