Biennial or perennial herb 20-100 cm tall, with a vertical spindle-shaped roots and strong stems, round, grayish-white with dense soft hairs mixed with abundant bristly hairs. The leaves are alternate, linear-lanceolate, up to 13 cm and a width of 1.5 cm, with distinct midrib, as the stems pubescent, lower (during flowering dying) to the base gradually narrowed, obtuse or acutate, stem-seat , lanceolate, upper-weak amplexicaul, acute, 2-6 cm long and 5-10 mm wide. The flowers are 1-1.5 cm long, with blue (early flowering pink) corolla, gathered in curls that form at the tips of shoots paniculate
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