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单词 Boschniakia
释义

Boschniakia

中文百科

草苁蓉属

草苁蓉属(学名:Boschniakia)是列当科下的一个属,为粗壮、无叶、褐色草本植物。该属共有2-3种,分布于亚洲东北部至北美。

  1. 中国种子植物科属词典. 中国数字植物标本馆.
英语百科

Boschniakia 草苁蓉属

Boschniakia is a small genus of three species of parasitic plant in the broomrape family. They are known commonly as groundcones and they are native to western North America and extreme northeastern Asia.

Groundcones are holoparasitic, meaning they depend entirely on a host plant for nutrients and contain little or no chlorophyll. These plants often parasitize alders but they are found on many other plants. B. hookeri may be found on salal and huckleberries, and B. strobilacea grows on manzanita and madrone. Groundcones often look at first glance like pine cones lying on the ground, especially when they are brown in color. They may also be shades of yellow, red, and purple. Each plant may be a few inches tall, and pine-cone-shaped or cylindrical. The plant above ground is almost entirely made up of its inflorescence, a tightly packed column of thick cup-shaped flowers. The groundcone produces haustoria which penetrate the roots of its host and provide it with water and nutrients.

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更新时间:2025/6/22 11:43:51