Yaya furanni a ciki

Leucanthemum vulgare 'Filigran'

Furanni sune mafi girman ɓangaren angiosperms. Sashe ne na asali daga cikinsu, tunda ya dogara da su ko tsire-tsire na iya haifuwa kuma ta haka ne zai yada nau'in. Hakanan sune kayan ado na kwarai a cikin lambuna, farfajiyoyi, farfajiyoyi har ma a cikin gida.

Amma bari mu kara sanin su sosai. Bari mu gani yaya furannin ciki.

Sassan fure

A cikin wannan hoton zaku iya ganin duk sassan furen, amma ... Wane aiki suke yi?

Kayan haihuwa

Gynecium

Yana da bangaren mace na fure. A ciki akwai kyama, salo da kwai.

  • Tsangwama: shine wanda ke kula da karbar pollen.
  • Estilo: yana riƙe da ƙyama.
  • Ovary: idan furen ya rube, kwayayen zaiyi girma ya zama 'ya'yan itace a ciki wanda za'a samu tsaba.

Androecium

Yana da bangaren namiji na fure. A ciki zamu sami stamens, tare da masu haɗin kansu da wasu. Stamens gabobi ne masu kyau waɗanda ke da alhakin samar da ƙwayoyin ƙwaryar ƙwaryar ƙwaryar da kwaro mai kwalliyar za ta ɗauka daga wannan fure zuwa wancan.

Akwai shuke-shuke wadanda suke da gabobin haihuwa duk a fure guda.

Ta yaya suke jawo kwari?

Furanni suna da mahimmanci don rayuwar wani jinsi, amma ba tare da kwari da ke ruɓar ba ba za su iya cim ma hakan ba, don haka dukkan tsire-tsire sun samo asali ne don cimma waɗanda suka fi so. A) Ee, kowannensu zai sami corolla daban: tare da fiye ko easa da elongated petals, tare da launi daban-daban.

Amma ban da wannan, suna da wani sinadari wanda ba kwari kadai ba, amma duk dabbobin da ke lalata dabbobi suna son: itace. Suna son shi ƙwarai da gaske cewa zasu yi duk abin da za su samu, amma kafin su bar shukar tuni ta cimma abin da ta ke so: don ta ɗauka da ƙwayar fulawa, ko a ajiye a ƙafafunta, a kanta ko a wani bangare na Jikinta.

Geranium mai tushe

Godiya ga yanayi iri-iri da kuma yadda kowace irin shuka take, a halin yanzu muna da furanni mabambanta wadanda zasu kawata lambun mu, kuma har ila yau rayuwar mu ta yau da kullun.


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