2種類の花 two types of flowers

　桜草の花には、長花柱花と短花柱花との2種類あります。花の中心部を見ると、長花柱花は雌しべの柱頭が見え、短花柱花では雄しべの葯が見えます。雄しべそのものは見えません。

　There are two types of primrose flowers, one is a long-styled flower and another is a short-styled flower. Looking at the center of the flower, you can see a head of a pistil in the long-styled flower and anthers of stamens in the short-styled flower. You can't see the stamen itself.