Mainly
planted in the areas of Seixal, Ribeira da Janela, Jardim da Serra, Fajã
da Ovelha, Ponta do Pargo and Arco de São Jorge (Fajã do Freire), the Sercialare greenish-yellowish, elliptic grapes, somewhat tart and more
or less hard.
They
ripen late, yielding a rather tasteless but fragrant fruit. The wine, when
mature (under 10 years it is rough and tart), is dry and of excellent quality.