acuminate

1.Corona lobes 5, erect, acuminate, fleshy, attached to gynostegium.

副花冠裂片5，竖立，，肉质，着生。

2.Petals white, subovate, very small, apex acuminate, rarely 2-fid.

花瓣白，近卵形，小，先端，少2裂。