Qhov sib txawv tseem ceeb ntawm pedicel thiab peduncle yog pedicel yog lub stalk uas tuav ib tus paj, thaum peduncle yog lub ntsiab stalk uas tuav tag nrho inflorescence.
Ib lub paj yog cov qauv kev loj hlob ntawm cov paj ntoo lossis angiosperms. Muaj ntau hom paj yooj yim, paj paj thiab inflorescences. Ib lub paj yooj yim yog ib lub paj uas tsuas muaj ib lub pedicel lossis paj stalk. Lub inflorescence yog ib pawg ntawm cov paj uas txuas rau ib lub ntsiab stalk hu ua peduncle. Yog li ntawd, lub peduncle yog stalk ntawm inflorescence. Pedicel txhawb kev sib txuas ntawm ib tus neeg paj thiab peduncle ntawm inflorescence. Qhov tseeb, ob qho tib si pedicel thiab peduncle yog stems uas txhawb paj.
Pedicel yog dab tsi?
Tus pedicel yog tus stalk uas tuav ib lub paj. Nyob rau hauv inflorescence, pedicel txuas ib lub paj mus rau lub ntsiab stalk los yog peduncle ntawm inflorescence. Feem ntau, cov paj feem ntau muaj pedicel txuas lub paj rau qia los yog peduncle. Txawm li cas los xij, qee cov paj tsis muaj pedicel. Lawv yog paj hu ua sessile paj. Spike yog ib qho inflorescence uas muaj sessile paj. Hauv cov lus yooj yooj yim, pedicles tsis tuaj nyob hauv spikes.
Daim duab 01: Pedicel thiab Peduncle
Ntxiv mus, qhov ntev ntawm pedicels sib txawv hauv ntau hom inflorescences. Hauv umbel hom inflorescence, pedicels tshwm sim nyob rau tib qhov ntev. Hauv corymb, pedicels yog qhov ntev sib txawv, uas coj lawv mus rau tib theem.
Peduncle yog dab tsi?
Lub peduncle yog lub ntsiab stalk uas tuav lub inflorescence. Hauv lwm lo lus, peduncle yog lub ntsiab qia uas tuav ib pawg ntawm pedicels nyob rau hauv inflorescence. Hauv spadix, peduncle yog fleshy. Capitulum muaj ib tug flattened peduncle. Racemose hom inflorescence muaj elongated peduncle. Spikes kuj muaj elongated peduncle.
Daim duab 02: Peduncle
Ntxiv mus, lub peduncle txo qis hauv umbel hom inflorescence. Qhov tseem ceeb tshaj plaws, compound racemose hom inflorescence muaj ib ceg peduncle. Tsis tas li ntawd, qee cov peduncles dais nplooj me thaum feem ntau tsis muaj nplooj. Feem ntau ntawm cov peduncles yog ntsuab nyob rau hauv cov xim thaum ib co yog florally coloured.
Dab tsi zoo sib xws ntawm Pedicel thiab Peduncle?
- Ob leeg pedicel thiab peduncle txhawb nqa stalks ntawm paj hauv angiosperms.
- Qhov tseeb, lawv yog cov stems ntawm cov nroj tsuag.
- Feem ntau, ob qho tib si pedicels thiab peduncles muaj nyob rau hauv tib lub inflorescence.
- Lawv muaj xim ntsuab.
Qhov txawv ntawm Pedicel thiab Peduncle yog dab tsi?
Lub pedicel yog lub stalk uas tuav ib lub paj, thaum peduncle yog lub ntsiab stalk uas tuav cov inflorescence. Yog li, qhov no yog qhov sib txawv tseem ceeb ntawm pedicel thiab peduncle. Nyob rau hauv ib lub inflorescence, muaj ob peb pedicles, tab sis tsuas muaj ib tug peduncle. Tsis tas li ntawd, ib tug spike yog ib qho inflorescence uas tsis muaj pedicels. Tab sis, nws muaj ib tug elongated peduncle. Li no, qhov no kuj yog qhov txawv ntawm pedicle thiab peduncle.
Summary – Pedicel vs Peduncle
Pedicel tuav ib lub paj thaum peduncle tuav lub inflorescence. Yog li ntawd, pedicel yog lub paj stalk thaum peduncle yog inflorescence stalk. Ob qho tib si pedicel thiab peduncle yog stems uas feem ntau yog ntsuab hauv xim. Qee lub paj tsis muaj pedicel. Lawv yog sessile paj. Txawm li cas los xij, hauv florescence, tsuas yog ib qho peduncle yog tam sim no thaum muaj ob peb pedicels. Yog li, qhov no qhia txog qhov sib txawv ntawm pedicel thiab peduncle.
