1. Petals white, ovate or broad-ovate, apex mucronate, without incurved lobule.
   花蕾灰白色，橢圓形并且寬橢圓形，具短尖的頂，都沒有微彎小裂片。
2. Calyx teeth obsolete.Petals white, obovate, base cuneate, apex retuse with a small incurved lobule.
   萼齒不強烈花朵黃白色，倒卵型，根頸楔形，先端微凹具一的曲折的小裂片。
3. The boundary of liver lobule and pancreatic lobule was obscure.
   肝臟等和胰臟的小葉界限不清新。
4. The hepatic lobule is very small and looks like a six-sided cylinder.
   肝小葉非常的小，是六棱柱體。