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DescriptionSmall annual or perennial herb. It may be somewhat trailing or grow into a small shrubby herb up to about 20 cm high. Stems, branches and calyces covered in long silvery hairs. Leaves subsessile, elliptic, ovate-oblong, lanceolate or linear-oblong, 5-45 mm long, mucronate, covered in silvery hairs on both surfaces. Inflorescences 1-few-flowered, axillary. Corolla broadly funnel-shaped, c. 1 cm in diameter, blue, rarely white.