5-8月
The inflorescence is terminal, elongated, up to half or one-third the length of the stem, with small bract-like bracts.
The flowers have a long pedicel, a tubular calyx with three teeth, and a corolla 11-15 mm long, white or pale yellow with a darker purple or reddish-purple helmet.
The roots are vertical, about 8-10 cm long and 2.5 mm in diameter, conical in shape, with sparse lateral roots.