haustorium是什么意思？

haustorium

英[hɔ:s'təʊrɪəm] 美[hɔs'toʊrɪrm]

• n. （寄生植物的）吸根；

复数：haustoria;

例句

• Both hypha and haustorial mother cell were dikaryotic, while the typical mature haustorium was mono - karyotic. 胞间菌丝和吸器母细胞均含有双核, 而成熟吸器则含有单核.
• The primary chalazal haustorium ramifies around the vascular tissues of the ovule. 初生合点吸器沿着胚珠的维管组织分支.
• Early necrosis or post haustorium formation necrosis of haustoria might take place. 吸器可以在发育早期受抑坏死,也可迟滞至吸器体形成之后坏死.
• With embryo sac haustorium in chalazal end, the embryo sac is Endymion type. 胚囊发育类型为英地百合型,合点端形成胚囊吸器.

英英词典释义

• Noun
  1. a rootlike attachment in parasitic plants that penetrates and obtains food from the host

行业词典

• 医学： 〔复 haustra〕吸器：某些寄生虫的结构，适于穿刺宿主组织，吸取营养物和水份；
  植物学： 吸器；