切开之后, 断面上还会有红色的丝状物.After incision, on the cross section also can have redfiliform.花冠筒内丝状物为退化雄蕊的短花丝.The thread in the corolla is the short filament of a degenerated stamen....

“丝状物”的英语可以翻译为：[医]mesh ...