Corolla upper lip lilac, lower lip dark violet, spotted with purple, 25-32 mm, strongly compressed laterally; tube 9-13 mm, whitish, short, squamulate within, abruptly ventricose above. Stamens 2. Upper thecae clearly longer than filaments; filaments 3-4 mm, fertile anther 4-5 mm, upper thecae 17-21 mm. Style glabrous, 38-45 mm, exerted from corolla lips and divided into two parts at apex.