裂片

Capsule valves longitudinally vittate to abaxially vittate with lateral vesicles.

蒴果纵向片具油道到背面具油道具侧小泡。

Anthers 6, opposite perianth segments, attached at lobe sinus, lobelet sinus, or lobe apex of corona, dorsifixed, introrse.

花6，于花被片，附着在片凹缺，小片凹缺，或副花冠片先端的，背着，内向。

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

副花冠片5，竖立，渐尖，肉质，着。

Corona lobes elliptic, adnate to base of gynostegium.

副花冠片椭圆形，合蕊冠的贴于基部。

Anthers attached at corona lobelet sinus, ovoid, ca. 2 mm.

花附着在的副花冠小片凹缺，卵球形，约2。

Seeds 2 per valve, brown-yellow, semiellipsoid, 2--3 mm, flat on 1 surface, irregularly pitted, truncate at 1 end.

种子2每片，棕色黄，半椭圆形，2-3，在1面，不规则具洼点，截形在1末端。

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

花瓣白色，倒卵形或近圆形，基部楔形，先端具缺刻的具小的弯曲的小片，小伞形花序的外部花瓣在放大(辐射状)。

Calyx lobes 4 or 5 or rarely more, usually short, caducous or persistent, apex usually obtuse, rarely connate and then calyptrate.

萼片4或5或很少更多，通常短，早落或宿存，先端通常钝的，很少合然后具帽状的。