caducous

1.Hypanthium obconic, campanulate, or cyathiform, caducous at fruiting time, only annular base remained.

托倒圆锥形，钟，，早落在果期时间，只是环形基础剩下。

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

萼裂片45很少更多，通常短，早落宿存，先端通常钝，很少合生然后具帽。