Txiv qaub khawm Fern
Lub ntsiab
Khoom Piav Qhia
Lub txiv qaub khawm Fern: ib qho kev zoo nkauj nyob rau ntawm xwm thiab lub vaj
Lub txiv qaub khawm Fern: Xwm me me, tawv, thiab cov lus mos siab
Txiv qaub khawm Fern (Scientific Lub Npe: Paivla -a Rotundifolia (FORST.) Qhov no ib puag ncig Ferne ntau dua 30 khub ntawm puag ncig, sib sib zog nqus ntsuab, tawv tawm ntawm cov fronds uas tuaj yeem ncav cuag li 45 centimeters nyob rau hauv ntev. Cov nplooj yog du thiab glossy, zoo li ib txoj kab ntawm cov nyees khawm hauv cov duab thiab qhov loj me, muab nws cov nqi namental.

Txiv qaub khawm Fern
Nws loj hlob hauv shrubberies thiab hav zoov thiab yog qhov kev xaiv nrov rau ob lub vaj thiab cov chaw nyob sab hauv tsev. Lub pob Fern tsis zam lub siab lossis txias zoo, nrog rau ib qho kev kub siab ntau ntawm 20 ° C rau 28 ° C. Nws yuav tsum tau acidic, zoo-txia av thiab, zoo li cov ferns ntau, muaj yeej nyob hauv ib puag ncig noo. Qhov tseem ceeb uas pom nyob hauv cov cheeb tsam muaj huab cua thoob ntiaj teb, nws haiv neeg suav nrog New Zealand, Australia, thiab Norfolk Island. Cov nroj tsuag no tau ua tiav nrog Royal Horticiction zej zog tau txais kev pab ntawm vaj.
Pellaea rotundifolia: lub elt kiag yam muaj kuab ntawm lub txiv qaub khawm Fern
Txiv qaub khawm Fern, feem ntau hu ua lub pob Fern, yog ib qho me me, ib nrab ntawm ib nrab ntawm nplooj ntawv ib txwm muaj thiab muaj kev ua phem rau tsob ntoo. Nws ncav cuag ib qho siab ntawm txog 15 centimeters nrog luv luv, upright rhizome densely duav hauv maroon-dub nplai. Fern lub petiolut yog cov txiv ntseej, thiab cylindories ib zaug, mus txog 20-40 Sij hawm dhau mus, cov tsiaj me tom qab lub ntsej muag liab. Cov nplooj yog du thiab ci, zoo li cov kab ntawm cov nyees khawm, nrog apical pinnae ua ovate-ovate, txhua tus npoo, thiab me ntsis hniav lossis me ntsis.
Txiv qaub khawm Fern Stores cov hom phiaj: ib qho ze ntawm lawv cov haujlwm slick
Lub Venation ntawm lub pob Fern yog pub dawb, nrog zoo tshaj plaws leeg forked ob lossis peb zaug thiab tsis txhob mus txog nplooj lwg nplooj, ua rau lawv inconspicuous nyob rau sab saud. Cov nplooj yog ntawm kev ntxhib los mos, du rau qhov kov. Tus kabmob sporangia yog me me, nyob ntawm cov lus qhia lossis cov ntu ntawm cov leeg, thiab thaum paub tab, lawv feem ntau nthuav mus rau cov kab ua kab. Lawv tsis muaj cov lus (cov plaub hau), thiab cov plaub hau yog cov kab lus, tsim los ntawm folding rov qab ntawm nplooj ntoos hlav tsuas yog sab hauv lub leeg ntawm lub leeg. Thaj chaw ntawm Sporangia thiab cov nplooj ntawv cog lus ntawm nplooj ntoo me me, thiab cov npoo ntawm cov huab cua feem ntau muaj cov hniav me me lossis cilia. Spores yog spheral thiab tetrahedric hauv cov duab, nrog rau saum npoo av, thiab qee zaum ntsws.
Xwm pawg ntawm pob tsuas: cov lus tseem ceeb ntawm lub txiv qaub khawm Fern
Fern feem ntau sib koom rau hauv limestone cliffs, cov pob zeb, thiab noo qhib thaj chaw hav zoov, tab sis nws tuaj yeem pom hauv hav zoov hav zoov. Nws yog feem ntau ua kom zoo nkauj nyob rau hauv cov thawv dai kom zoo xws li dai pob tawb lossis cov ntawv xov xwm nthuav tawm. Cov nroj tsuag no feem ntau tau muab faib rau hauv cov chaw muaj huab cua, nrog nws cov keeb kwm hauv New Zealand, Australia, thiab Norfolk Island. Tom qab muaj kev sib cog qoob loo muaj kev vam meej, nws tau dhau los ua qhov dav hauv lub vaj thiab pavilions thoob ntiaj teb.