Sepals acute, acuminate, or obtuse apically, mucronulate or not, not long attenuate, herbaceous, membranous, or leathery; corolla reddish, purplish, lilac to pink, or white.

• 锐尖，渐尖的萼片，或钝顶部，与否具小短尖，渐狭，草质的长的不，膜质，或革质；花冠带红色，略带紫色，淡紫色的到粉红色，或白色。(19