Margelușe
Lithospermum arvense
Planta erbacee, anuala, comuna. Are o radacina pivotanta si subtire. Tulpina este cilindrica, dreapta, ramificata sau neramificata, cu peri alipiti, inalta de 10-30 cm uneori pana la 45 cm. Frunze bazale verzi-cenusii, spatulat ovate, la varf obtuze, frunzele superioare, verzi-cenusii, lanceolate sau liniar-lanceolate, paroase cu peri alipiti, pe margini neregulat ciliate. Flori mici, de culoare alba, scurt pedicelate. Infloreste prin aprilie-iunie. Fructe, nucule ovoidal triunghiulare, deschis-brunii, lungi de 2-4 mm. Se inmulteste numai prin seminte. Are cerinte moderate fata de caldura, vegetand pe soluri usoare, nisipoase cu suficienta umiditate.
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Produse de protecție a plantelor
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