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

1.5，基部桔红，先端魄，卵形，比萼片稍长。

2.Petals white, obovate or subround, base cuneate, apex notched with small incurved lobule, outer petals in umbellule sometimes enlarged (radiant).

2.，卵形或近圆形，基部楔形，先端具缺刻的具小的弯曲的小裂片，小伞形序的外部在放大(辐射状)。