Iziqhamo Indehiscent sisityalo ... iziqhamo indehiscent: imizekelo

Iimbewu neziqhamo zezityalo ezibangelwa angiosperms kweentyatyambo, ezi emangalisayo. iibhokisi yomile poppy, eliphambili berry tomato, ivumba elimnandi oningga drupe ... Ukuze siqonde kule yantlukwano kunzima, kodwa kunokwenzeka.

Yintoni na iziqhamo?

Lo mzimba okuzala onoxanduva ukuzala, i izityalo intyatyambo elungisiweyo, equka imbewu pericarp. Ukuba iyakhusela oluthembekileyo imbewu kwi version zakudala wenziwe ngeengcamba ezintathu. Umzekelo, ngu oningga kunye namanye amalungu entsapho Rosaceae, ongaphandle thaca bulishica film. Umaleko eliphakathi agcwele, amnandi kunye nenyama. A lwasekhaya wajika ithambo, ngokukhuselekileyo ayemzonda ngaphakathi imbewu. Bakhusele imbewu. Ubume isithelo amaqhina oqhagamshelwano kunye nemisebenzi yazo.

ngezigaba

Fruits kwadityaniswa ibe ngamaqela ngezizathu ezininzi. Ngokutsho inani iimbewu ukuba yodaka kunye polyspermous. Kwaye kuxhomekeke isakhiwo pericarp - omile kwaye iindaba zimnandi. Ngoko ke, mafia - owomileyo bean polyspermic. A drupe i cherry iziqhamo zimnandi kunye yodaka.

iziqhamo eliphambili

Olu uhlobo nganye eyaziwa ngomculo exabisekileyo pericarp. Phakathi kwazo kukho iintlobo ezininzi. Drupe, apho wafumana igama layo ngenxa yobukho ithambo, wabumba nabantwana, cherries, cherry Plum. Cucumber melon squash linomaleko nemibala eqaqambileyo zangaphandle kunye oluthile.

Ziziphi nezityalo iziqhamo "berry"? Gooseberries, abamnyama currants kunye ebomvu, iiblueberries.

Kodwa ke iziqhamo ngohlobo olufanayo kukuthi, kunye neetapile. amatswele zayo kudliwa badidekile iziqhamo rhoqo kakhulu. Berry kuhle-uthande yetumato.

amaqunube ezincinane amandongomane nestrawberry ngabalusi ezazakhiwe ziyanda silahla. Isakhiwo eqhelekileyo kwaye i-apile. uhlobo lwakhe iziqhamo unalo igama elifanayo. imbewu Zininzi ejikelezwe yi iikhamera lokuqala filmy, uze umaleko phakathi esikolweni pericarp. Ngaphandle kwe maleko zabo zangaphezulu ukhusela bulishica nge eyahlukileyo umbala eqaqambileyo, kakuhle azikaqapheleki. Apple njengendlela uhlobo iziqhamo kukuqonda pere, quince nothuthu intaba.

iziqhamo owomileyo

Kodwa bale hlobo ziya kuthakazelelwa kakhulu ukuba iimpawu ezixabisekileyo imbewu, ngaphezu pericarp. Oku kuyaqondakala. Zontathu ukhuko lwakhe okanye ambathe edidekile, ibe nye, okanye ngokwawo, bulishica, ningaswele iipropati zexabiso yesondlo. Kodwa ke imbewu iziqhamo owomileyo - wayenovimba oyile zezityalo, acid kunye neevithamini.

Kukho kwakhona kudidi osekelwe phezu amandla ekufumanekeni wenqanawa.

Ngoko ke, isiqhamo indehiscent esityalo na ingqolowa. Uhlobo iziqhamo oko kuthiwa inani ngokokuma kwento. Uye zonke esicwangciswe ngayo pericarp ihlanganiswa isikhumba imbewu. Ngoko ke, eneneni, akukho "disclosure" akunakwenzeka.

Kodwa silicle zonke kakuhle-eyaziwa yamali umalusi, ngokungathi isango ivula caba le pericarp. Ngenxa yoko ukwahlukanisa imbewu iba okungakhuselelwanga nto.

Ngoko ke, isiqhamo nganye ezomisiweyo linokuchazwa kusenezithuba ezintathu. Omnye-yodaka owomileyo iziqhamo indehiscent ukusuka Anut. Ossified shell ngokuthembekileyo likhusela kuyo nayiphi na iimeko engentle yokusingqongileyo.

izityalo Polyspermous indehiscent iziqhamo eyomileyo ayinako ukudibana rhoqo. Kulula ukuchaza. Xa izityalo kunye nenani elikhulu iimbewu okuba ukugcina izinto zabo. Ngoko ke, ukuba iziqhamo ekhaya ekhuselekile, "ikhululwe inkululeko." Ukuba imbewu enye, oko kufuna ngokhuseleko olukhudlwana. Ngoko ke, phantsi owazenza pericarp ethembekileyo womelele ashinyeneyo.

iziqhamo evelayo

Izityalo kunye hlobo leziqhamo owomileyo na ngokukhuselekileyo esifakwe ukwabiwa ezimeleyo yendalo. Lokudubula kwawo poppy iqala ukuqhekeza xa ivuthiwe, nembewu ngaphandle kweziphazamiso ngaphandle emhlabeni. Ngokufanayo, ivale iziqhamo kunye ntyatyambo. Ikhaphetshu kunye nohla- iimbewu zibonakala ngokucacileyo phezu ukwandiswa imidumba zabo. Ngokufanayo, xa umhlaba bonke mbotyi: ertyisi, iimbotyi, clover.

okunika umdla. Asikwazi ukuba iziqhamo indehiscent sisityalo ekuthiwa cucumber zasendle. Emva kokuba iziqhamo amanzi. Noko ke, emuncu, ngokungathi ukudubula iimbewu, ukutshiza bonke phezu ebumelwaneni.

iziqhamo indehiscent

Imizekelo zingafunyanwa ehlathini (amangile) kwaye endle (ingqolowa). Kwindalo, izityalo kulula ukubona, iziqhamo ezomisiweyo leyo phantse sihlale phezu ihlumelo. Baye indehiscent.

Le pericarp kwisiqhamo isoloko ivaliwe. Ngamanye amaxesha umntu nokuba wenze ezinye iinzame ukuvula kuyo. iziqhamo Indehiscent has a isityalo maple. imbewu zayo baxhotyiswa iincakuba ezimbini ezifana ngamaphiko. Ukususela isiqhamo isebe maple (igama apho - Samara) kuza off kuphela xa Njengokungeniswa kwesithungu bayo owomileyo. Ngoko ke umoya ukhetha imbewu, yaye ejikeleza emoyeni ngathi ntaka.

Kuthiwa ukuba isakhiwo naluphi na uhlobo iziqhamo ngenxa imfuneko ukukhusela iimbewu, kwelinye icala, ukuze ndinabele zona - kwelinye icala. iziqhamo Indehiscent sisityalo ukuba uzalisekisa bhetele umsebenzi ekukhuseleni ekusasazeni iimbewu ngeendlela ezongezelelweyo. Ngoko ke, lo Anut ezinde enamaphiko ngokulula eyalo nkqu nomoya incinane, kwaye burdock achene babe okusawula ezizodwa apho ziqhotyoshelwe uboya isilwanyana okanye impahla yabantu. Xa uhamba, zawutwabulula burdock, engazi nto. lokuba ihlelwe njani kwindalo - ngobulumko yaye akukho frills.