河南省鳞毛蕨科耳蕨属一新记录种——亮叶耳蕨

报道了河南省鳞毛蕨科耳蕨属一新记录种——亮叶耳蕨(Polystichum lanceolatum Baker)。对该种进行了特征描述,并编制了河南耳蕨属植物检索表。该种近似正宇耳蕨(P.liui Ching),但羽片上侧耳状凸起不明显,边缘有7～8个具短刺头的牙状齿,孢子囊群在主脉上侧最多3个,下侧不育或偶有1个,囊群盖圆盾形,全缘等特征而不同。凭证标本存放于河南农业大学植物标本馆(HEAC)。

Polystichum lanceolatum,a Newly Recorded Species of Dryopteridaceae from Henan

Polystichum lanceolatum is reported as a newly recorded species of Dryopteridaceae from Henan.The detailed description and photos are presented.A key is provided to aid in the identification of Polystichum indigenous to Henan Province.P.lanceolatum is related to P.liui Ching,but differs from the latter in having no distinct acroscopic lobe,margins strongly serrate with 7～8 denticulate spinules acroscopically and apically,3 sori bearing a row on the acroscopic auricle,absent or sometimes 1 on the lower side of the costa,indusium margin entire.The voucher specimens are deposited in Herbarium of Henan Agricultural University(HEAC).