Ifuru a na-akpọ a gbanwetụrụ osisi Ome, bu n'obi maka ozuzu osisi. N'adịghị ka nkịtị alaka (Ome), ọ na a ifuru osisi. Azuokokoosisi nke ifuru bụ pedicel na awụnye. Corolla, calyx, stamens na pistils gbanwetụrụ epupụta na-kpụrụ. Iji ghọta ihe mere anyị kwesịrị osisi a niile ozu kwesịrị inyocha na ihe nkowa na Ọdịdị nke onye ọ bụla ifuru. Ya mere, na ya center bụ pistil, nke, n'agbanyeghị na ya aha, bụ a "nwaanyị" omumu ngwa. A, gburugburu ya nwere ọtụtụ stamen, nke bụ "nwoke" omumu ngwa. Na nke ọ bụla ifuru stamen na pistil - isi akụkụ nke ya. Ha na ọ ga-ekemende kpụrụ mkpụrụ nke a na osisi onye osisi na-a pụrụ ịdabere na-esi n'aka amụba.
Stamen na pistil egwu a oké mkpa ọrụ ke ndụ nke okooko osisi. Nwoke mmekọahụ ngwa nke ọ bụla nke ifuru, nke bụ a collection of niile stamens, na-akpọ "androecium". Onye ọ bụla n'ime ha nwere a "Staminate eri" na 4 "nke pollen nwa," mkpọrọ "duster". Ọ mejupụtara abụọ halves, onye ọ bụla nke nke, n'aka, e nwere abụọ cavities (-ulo ma ọ bụ n'oghere). Ha kpụrụ ihe niile mara pollen. Dị staminal filaments ẹkenịmde na mmiri na nri. Female mmekọahụ ngwa nke a ifuru bụ "gynoecium", nke na, n'eziokwu, na-akpọ "pestle". Ọ mejupụtara a "kọlụm", "ovaries" na "ihere". On a "ihere" ọkọbọ ripened pollen na stamens. "Kọlụm" anamde support ọrụ, na nke "ovary", nwere ovules (otu ma ọ bụ karịa) na-eto eto na mkpụrụ na njikọta spam. The ovules bụ nwa sacs, nke na-emepe emepe ngwa ngwa na ụdị mkpụrụ osisi. Pistil na stamen, atụmatụ ahụ nke ga-ezu na-enweghị ihe "nectary", emitting a sweet nectar, mgbe mgbe, na-pollen site na ụmụ ahụhụ, flitting si ifuru ifuru. Perianth mejupụtara a corolla na calyx. Pistil na stamen gburugburu perianth.
E nwere ọtụtụ dị iche iche iche iche nke okooko osisi, nke na-kpatara ọnụnọ nke ndị ma ọ bụ ndị ọzọ na akụkụ. N'ihi ya, osisi nke okooko osisi nwere a pistil na stamens, bụ "bisexual". Ọ bụrụ na e nwere nanị stamens ma ọ bụ pistils naanị - osisi na-ezo dị ka "dioecious". "Monoecious" kwuru na ndị nke na osisi, nke na-gara site na okooko osisi na stamens, na pistils na. "Dioecious" osisi na-akpọ, na-enwe naanị pistillate ma ọ bụ staminate okooko osisi naanị.
Ọdịdị nke ahụ pistil na stamens kpụrụ ọtụtụ nde afọ. Ifuru bụ omumu ngwa nke angiosperms. Stamen na pistil-enye osisi guzobere mkpụrụ osisi (osisi). Mkpụrụ na-egosi na usoro nke anọ na nke carpel. Ọ bụ a dị mfe (peas, plums, cherị) ma ọ bụ mgbagwoju (esịnede ọtụtụ gwakọtara pistils - ariara, lily, cornflower). Ọtụtụ ndị òtù nke na osisi ndị undeveloped (rudimentary) pistils. Umu anumanu na osisi di iche iche na iche-iche na Ọdịdị nke okooko osisi n'ihi na ịda na N'ezie nke a ogologo evolushọn nke iche iche na ụzọ ha si pollination.