常見(jiàn)例句Stamens equal in number to tepals;filaments flat;anthers extrorse. 雄蕊與花被同數(shù)花絲平花葯外曏。anthers 2-thecate, extrorse, thecae parallel; 花葯2囊,外曏,囊平行;anthers extrorse, longitudinally dehiscent; 外曏的花葯,縱曏開(kāi)裂;anthers transversely dehiscent, extrorse. 橫曏的花葯開(kāi)裂,外曏。anthers narrowly elliptic, extrorse. 花葯狹橢圓形,外曏。anthers latrorse, introrse, or extrorse; 花葯側(cè)曏縱裂的,曏內(nèi),或者外曏; 返回 extrorse