boltonia的读音 boltonia中文意思

英音  [bəʊl'təʊnjə] 
美音  [boʊl'toʊnjə] 
n. 波菊属植物
boltonia 用法和例句
Any of several perennial herbs of the genus boltonia in the composite family , having flower heads with white to purplish rays and yellow centers .
波菊属植物菊科波菊属的一种多年生草本植物,长有白色至紫色的伞形花和黄色中心的头状花序。