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1.Capsule ovoid, 6-8 mm long, more or less glandular hairy, coarsely tuberculate; persistent calyx lobes often revolute and shrinking.
蒴果卵圆形，长6-8毫米，多少被腺毛，有粗糙的小疣状凸起；宿存花萼裂片常反卷和皱缩。收藏指正
2.Thyrses 5-7 cm in diameter, sparsely flowered, with 2-5 white sterile marginal flowers about 2-3 cm in diam.; peduncles 2-4 cm long; fertile flowers yellowish white, corolla c. 3 mm in diam., rotate, lobes ovate, half as long as corolla tubes; stamens nearly as long as corolla, anthers oblong; styles slightly higher than calyx teeth.
聚伞花序直径5-7厘米，花稀疏，外围有2-5朵白色、直径2-3厘米的不孕花，总花梗长2-4厘米；可孕花花冠黄白色，直径约3毫米，辐状，裂片卵形，长约为筒之半；雄蕊与花冠几等长，花药矩圆形；柱头略高出萼齿。收藏指正
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