Inflorescence without a campanulate involucre , bracts spirally arranged .

没有一钟状的总苞的花序，苞片螺旋状排列。

Corolla gamopetalous , campanulate , tubular , or rotate ; lobes overlapping in bud .

花冠合瓣，钟形，管状，旋卷状；裂片在芽气重叠。

Flowers often funnelform or campanulate , sometimes tubular or cupular .

花通常漏斗状的或钟状，有时管状的或杯状。

Corolla broadly campanulate to urceolate ; lobes short .

花冠宽钟状到瓶形的；裂片短。

Inflorescence surrounded by a campanulate involucre .

一钟状的总苞包围花序。