Menene matsayin tsire-tsire?

Gangar itacen dabino sananne ne da

Kalmar stipe A cikin ilimin tsirrai yana da ma'anoni da yawa, wanda ke nufin cewa anyi amfani dashi don koma zuwa takamaiman ɓangaren nau'ikan tsire-tsire. Wannan bangare na iya zama akwati ko kuma karya-a akwati a wasu lokuta, rashin fishi a wasu, ... har ma ana amfani dashi don kiran tsarin mafi yawan algae.

Sakamakon haka, aikinta ya banbanta, kodayake zamu iya taƙaita shi da kalma ɗaya: ci gaba, ko kuma idan kun fi so, ku haɗa kai. Mai rikitarwa? Zamuyi bayaninsa dalla dalla.

Me ake nufi stipe a cikin tsire-tsire?

Kalmar stipe tana da ma'anoni da yawa, don sauƙaƙa karantawa mun rarraba labarin zuwa sassa daban-daban, kamar yadda yawancin ma'anar kalmar take:

Searya-akwati (akwatin ƙarya)

Cyathea brownii yana da stipe

Hoton - Wikimedia / CT Johansson

Akwai wasu tsirrai wadanda basa samar da akwati na gaskiya, kamar su dabino da itacen ferns. Wannan aka yi daga ragowar petioles (masu tushe da ke haɗe da ruwan ganye tare da akwati, stipe ko reshe) na ganyayyakin da ke mutuwa tun daga zuriyarsu, ko kuma yin spore idan ya kasance da ɗanɗano, ya yi girma.

Ba kamar ainihin akwati ba, da zarar ya kai karshe na karshe sai ya daina samun nauyi. A zahiri, lokacin da ma hakan ba zai yiwu ba, ko dai saboda sun fantsama a kan kwalta, ko kuma a wani ƙasa mai cike da duwatsu da / ko kuma karami sosai, zai dakatar da haɓakar sa da zarar ya cika sarari. Bugu da ƙari, ba ya reshe, sai dai idan ya sami babbar illa (alal misali, walƙiya ta buge shi) a cikin jagoran ci gabanta.

A gefe guda kuma, yayin da za ku iya sanin shekarun bishiya ta hanyar kirga zobban girma, wadanda ake samu a kowace shekara, a bangaren bishiyar dabino da na kwaya za ku iya sanin shekarunsu ne kawai idan kun san lokacin da suka yi fure, ko kuma idan kwatanta su da wasu nau'ikan kwatankwacin ta.

Tsarin fure

Sundew suna da ƙarancin fure

Hoton - Flickr / Vartax

Akwai tsire-tsire da yawa waɗanda ba sa samar da furanni kadaici, amma da yawa sun tsiro daga tushe ɗaya. A wannan takamaiman lamarin, stipe shine ɗan gajeren gajere wanda ya haɗu da wani ɓangare na faɗin inflorescence tare da tsire-tsire. Don haka, dangane da takamaiman aikinsa, ana karɓar suna ɗaya ko wani, mafi mahimmanci shine mai zuwa:

  • Tafiya ko nemi shi: yana da tushe wanda ke da ƙananan inflorescences wanda ba shi da ɗanɗano wanda yake tallafawa fure kuma ya haɗa shi zuwa sauran shukar. Hakanan yana kula da ciyar da furen fure, tunda ana safarar ruwan itace ta cikin ta.
  • Na tsere: ita ce kara wacce ba ta da ganye, amma tana da furanni da ke tsirowa daga ƙarshenta. Yana nan a cikin poppies, sundews, bromeliads, amaryllis, da violets, da sauransu.

Gyara sinadarin gynoe

Gynopod shine kwatancen fure

Hoton - Wikimedia / Philmarin

Ci gaba tare da inflorescences, stipe na iya zama abin da aka sani da gynoecium stipitate, ko gynopod kamar yadda ake kira shi. Ana samun wannan a cikin shuke-shuke mafi girma, kamar su angiosperms. A wannan yanayin na musamman, tsawo ne daga kwan mace kuma ya hada thalamus, wanda tsari ne wanda aka saka sassa daban daban na fure.

Rostelo (orchids)

Cochlioda yana da furanni a rukuni-rukuni

Hoton - Wikimedia / Averater

Orchids suna da furanni masu ƙwarewa sosai, amma akwai wasu, kamar na almara na Cochlioda, waɗanda suka fi rikitarwa idan ya yiwu. Tsarin fure yana da stipe, wanda ya samu daga rostellum. Rostellum wani nau'in rukuni ne na bakararre wanda ke kare polinarium, ma'ana, inda ake yin fulanin.

Ruwan teku

Manyan algae suna da stipe

Hoton - Wikimedia / Chris Teague

Mun yi magana game da tsire-tsire, amma ba za mu iya mantawa da algae ba. Waɗannan, kodayake suna da halaye daban-daban da na cactus ko fure a misali, su ma halittu ne masu shuke-shuke. Kuma waɗanda suke da babban girma, kamar su Nereocystitis yana da tasiri ko kelp giant, suma suna da stipe.

Tsarin gini ne wanda yake tallafawa ƙyallen fure, kuma zai iya kaiwa sama da mita talatin. Saboda haka, algae ne wanda ke samar da gandun daji a cikin teku, musamman a gabar tekun Pacific.

Shin namomin kaza suna da tarko?

Amanita itace naman kaza mai dinki

Ba duka ba, amma a. Fungi na dangin Agaricaceae (Agaricales), kamar irin na jinsin amanta, sami tsari wanda ke tallafawa hat ko pileo. An san wannan kara a matsayin tsaka-tsalle, kuma launinsa ya bambanta gwargwadon jinsin, kodayake mafi yawan abin shine fari. Zai iya yin girma daga santimita 2 zuwa 10 tsayi kusan, kuma yawanci yana da silinda kuma siriri.

Kamar yadda kake gani, akwai nau'ikan stip da yawa: wasu na iya wuce tsayin mita 30, wasu kuma sun fi yawa, tare da tsawon santimita daya ko ma kasa da haka, amma aikinsu a bayyane yake: yana hade bangarori biyu da shuka (u fungus ), saboda haka babu shakka yana daya daga cikin mahimman tsarin da suke da su.

Muna fatan kun koyi abubuwa da yawa game da su, kuma daga yanzu zuwa yanzu zai fi muku sauƙi ku gane su, tunda zai iya taimaka muku ba kawai don ƙarin koyo game da ilimin tsirrai ba, har ma da tsara lambun ku.


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