The upper two petals may have hooked spurs at their tips.
Its five upper petals represent the continents and the lower four stand for the quarters of the globe.
The outer surfaces, at least of the two upper petals, is usually stained dark red or purple.
The two upper petals are large and ear-shaped, while the others are quite small.
The upper petals are erect, but the lower two are curved under.
The two upper blue petals may fold together to face each other, or stick straight out.
Two upper petals and a lip below form the flower tube.
The upper two petals measure 4.2 to 6 mm.
The individual flowers are asymmetric, the two upper petals being much larger than the lower.
The upper petals are often twisted or bent backwards.