寄生植物 Parasitic plant



寄生植物指的是其营养乃全部或部份于来自其他生物(其他植物或真菌)者。目前已发现营寄生的开花植物大约有19科,4,100种。寄生植物具特化的根,吸器(haustorium),会穿过宿主的组织达到木质部、或韧皮部,或二者皆有以吸取水份及养份。
单词 | holoparasitism |
释义 |
holoparasitism
英汉-汉英词典
全寄生
词组 | 习惯用语
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网络短语:holoparasitism 全寄生性
中文百科
寄生植物 Parasitic plant(重定向自Holoparasitism)
![]() ![]() ![]() 寄生植物指的是其营养乃全部或部份于来自其他生物(其他植物或真菌)者。目前已发现营寄生的开花植物大约有19科,4,100种。寄生植物具特化的根,吸器(haustorium),会穿过宿主的组织达到木质部、或韧皮部,或二者皆有以吸取水份及养份。
英语百科
Parasitic plant 寄生植物(重定向自Holoparasitism)
![]() ![]() ![]() A parasitic plant is one that derives some or all of its nutritional requirements from another living plant. All parasitic plants have modified roots, named haustoria (singular: haustorium), which penetrate the host plants, connecting them to the conductive system – either the xylem, the phloem, or both. This provides them with the ability to extract water and nutrients from the host. Some parasitic plants are able to locate their host plants by detecting chemicals in the air or soil given off by host shoots or roots, respectively. About 4,100 species of parasitic plant in approximately 19 families of flowering plants are known. |
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