Flower mamiriro: mukuru tsananguro

Flower - rakanaka kunzwisisa uye nomuzvarirwo rakasiyana nhengo angiosperms. Its chikuru basa - ndiko dzepabonde kubereka yacho muviri. Pasinei nokuti nemamiriro ruva ane zvimwe zvinhu zvakafanana, mumwe nomumwe boka zvinomera anonzi nomumwe uye hwokufananidzira taxonomic hunhu.

Flower, ayo mabasa uye unhu. Tisati takurukura sechivako ruva, zvinokosha kuti tizive chii rokubereka nenyere. Flower - Hakuna mumwe kunze kutapudzwa kupukunyuka, kuti petals, pistils, Stamens, sepals uye vari dzakachinjwa mashizha.

Maruva akasiyana mhando kasvisto vane zvakasiyana siyana unhu. Somuenzaniso, zvichienderana nzira pollination, ave mavara akasiyana uye maumbirwo, uye mamwe mativi, zvakadai nectaire. The chete zvinogona kutaurwa pamusoro saizi zvavo - zviduku ruva duckweed ane dhayamita 1 neMM, uye ruva vamwe kukamura uchishandisa chirimwa kunosvika mita dhayamita.

The vakawanda nemamiriro ruva. mamiriro ayo unogona kukamurwa huru zvikamu zvitatu:

• Chokumisa chikamu - chinosanganisira pedicel uye mudziyo.
• Pepa racho - pano anosanganisira petals uye sepals.
• Rokubereka chikamu - pistils uye Stamens.

Ruva anoiswa pamusoro nhungirwa muromo, zvose chikuru uye divi. Chokumisa kupukunyuka zvakanaka kupinda peduncle (maruva sessile chikamu ichi kana kutapudzwa zvikuru kana ndisipo). Runosvika kumusoro kuumba inonzi mudziyo - kuti vari kuda uye zvose nezvimwe zvikamu ruva. Zvingava convex, concave, elongated kana sandara - uyu unokosha taxonomic vatambi.

Flower: perianth marongerwo. Perianth akadana chena chikamu ruva. Its chikuru basa - ndiyo yokudzivirirwa rokubereka zvikamu. Mukuwedzera, chimiro uye nemamiriro nzira kunoenderana perianth pollination zvinomera.

Perianth rakakamurwa:

• Simple - kunosiya zvose zvakafanana (somuenzaniso, kana tikafunga nemamiriro AND tulip ruva, tinogona kuona kuti ane mano perianth).
• Dual - perianth zvinhu vanoumba mukombe uye whisk.

Calyx une yoga sepals - vanogona kuva akasununguka kana coalesce pamwe chete.

Beater ndiro iine petals. Kazhinji, ndivo kupfuura chikamu chinooneka ruva. Vanogona coalesce pamwe kana kuramba akasununguka. Vamwe vamiririri chirimwa umambo, zvakadai bhinzi kana orkideat, beaters vari dzinoratidzwa maumbirwo nani yepakutanga. The petals inogona specialized epidermal masero kuti pave kunokosha anonhuwirira - chaizvo akasika munhuwi.

The chikuru mashandiro anoita metende - kudzivirira dzakakwirira tembiricha nezuva, kudzivirirwa kubva hypothermia usiku, zuva dziviriro, uyewo kukwezva pollinating nezvipembenene.

Flower mamiriro: rokubereka chikamu. Rokubereka mugove anomiririrwa androecium ruva (stamen uwandu hwezvinhu zvose zvabatanidzwa.) uye gynoecium (uwandu hwezvinhu zvose zvabatanidzwa. pestles).

The Stamens ndiwo nzvimbo dzidzo uye kuibvisa kuti nepfuma. nhamba yavo ingasiyana yakawanda zana. zvinhu izvi anogona ruva coalesce nemumwe, kana kuti kuramba vakasununguka. Stamen mudziyo vasiyana Stamens dzakaonda shinda, iro riri dzinodzvova kumusoro. Uyewo anther rakakamurwa sezvikamu maviri, rimwe nerimwe rine cheap car insurance maviri, izvo aine uye microspores.

Nomutswi - mumwe chikuru nhengo yacho ruva. Inoitwa carpels fused pamwechete. Pistil ovary inogona kukamurwa (pasi chikamu, rine zai), wechikamu uye rusarura (chikamu kuti anogamuchira mukume).

The nemamiriro ruva zvinogona akasiyana zvachose. Asi zvinokosha kuziva kuti nhamba, chimiro uye kuvapo zvimwe zvinhu duku sechivako nechimwe chikamu zviri chaizvoizvo zvinokosha taxonomic vatambi zvinoshandiswa taxonomy ano.