a perennial herb of the height of 10-40 centimeters, grows on
forest edges, mainly in hills, with dense downward hairs on stems.
Leaves are of opposite phyllotaxis, the upper ones are larger, and
the lower ones are smaller, 1.5-5cm in length and 1-4cm in width, in
the shape of ovate or triangular-ovate, with coarse serrations on
margins. There are some glandular spots on the backside. Stem tips
give birth to short spikes and densely set many light purple
lip-shaped flowers on them. Corollas measure approximately 2cm in
length, the tubular parts extending themselves, and the bases
abruptly bend to erect. Bloom time: May-June.