sepals

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

花瓣5，比萼小得多，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，基部桔红，先端魄，倒卵形，比萼稍长。

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

花浅紫或紫紫罗兰，3-5厘米侧生萼2，卵形镰刀形，约7毫米，5脉，不等侧，先端渐尖。