Petals 5, much smaller than sepals, basally tubulose or shallowly scrotiform and shortly clawed.

花瓣5，比萼片小得多，浅囊状或和短爪。

Petals 5, orangish red at base and white at apex, obovate, slightly longer than sepals.

花瓣5，红色，端魄，，比萼片稍长。

Flowers pale violet or purple-violet, 3-5 cm.Lateral sepals 2, ovate-falcate, ca. 7 mm, 5-veined, inequilateral, apex acuminate.

花浅的紫色的或紫色紫罗兰色，3-5厘米侧生萼片2，镰刀，约7毫米，5脉，不等侧，端渐尖。