Linum lewisii Linum lewisii Linum lewisii ("Linum perenne" var. "lewisii") (Lewis flax, blue flax or prairie flax) is a perennial plant in the family Linaceae, native to western North America from Alaska south to Baja California, and from the Pacific Coast east to the Mississippi River (USDA Plant Profile: "Linum lewisii"). It grows on ridges and dry slopes, from sea level in the north up to in the Sierra Nevada. It is a slender herbaceous plant growing to 80 cm tall, with spirally arranged narrow lanceolate leaves 1–2 cm long. The flowers are pale blue or lavender to white, often veined in
National colours of the Czech Republic occupation of the Protectorate Bohemia and Moravia, these colours became official flag of the Protectorate. Although the colours weren't recognized official symbol in the Socialist Constitution from the 1960, the colours remained in usage, especially during manifestation – such as the Prague Spring or the Velvet Revolution. The colours are recognized as one of the official symbols of the independent Czech Republic from 1993. The national colours are used for indication of the state property and for decoration during state ceremonials. Furthermore, they are used in the medal ribbons, and coffin wreath ribbons. During public holidays some people wear national