Verticillasters in leafless, terminal, capitate or spicate inflorescences, upper ones contiguous; floral leaves linear or nearly similar to stem leaves; corolla throat hairy or glabrous inside.

• 在无叶，顶生方面的轮状聚伞花序，穗状的或花序，上部的邻接；花的叶线形或近类似于茎生叶；在里面的花冠喉有毛或无毛。(4