Appearance
This is a hairy perennial herb growing to maximum heights of just over half a metre. It has oval-shaped or narrow leaves with finely toothed edges which are 4 to 6 centimetres long. The foliage is green to yellow-green. The inflorescences hold tiny glandular flowers. The fruit is a spherical capsule about half a centimetre long which contains smooth brown seeds.References:
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