Kalmar "Angiospermae" kalma ce ta botanical da ake amfani da ita don kwatanta babban rukuni na tsire-tsire masu fure waɗanda ke da tsaba a cikin ovary. An samo kalmar daga kalmomin Helenanci "angeion" ma'ana "jiki" ko "harka," da "sperma" ma'anar "iri." kamar yadda furanni masu furanni. Ita ce rukuni mafi bambance-bambance kuma ya yadu na tsire-tsire, tare da nau'ikan nau'ikan 300,000. Angiosperms suna da tsarin haihuwa na musamman, inda aka rufe tsaba a cikin 'ya'yan itace ko ovary. Wannan yana ba su damar tarwatsa tsaba yadda ya kamata tare da kare su daga maharbi.A taƙaice, ma'anar ƙamus na kalmar "Angiospermae" kalma ce ta ilimin halitta da ake amfani da ita don kwatanta nau'in tsire-tsire masu furanni waɗanda suke da tsaba a rufe. a cikin kwai.