罗丝草一种马先蒿属植物，有一簇簇不规则，不同颜色的花。
Any of numerous plants of the genus Pedicularis, having clusters of irregular, variously colored flowers.
马先蒿属植物以其丰富的花部变异为研究植物的花部进化与传粉适应，传粉生物学以及植物的物种形成提供了理想的材料。
Pedicularis species provide ideal materials to study flower evolution, pollination biology, and plant speciation for their substantial variation in floral design.
高山花卉马先蒿是被子植物中最大的一个属，我国拥有332～400余种。
Pedicularis L. , as one of the largest genera of angiosperm, comprises about 332-400 species in China.
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