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 【植物形態(tài)】根狀莖長(zhǎng)而橫走,密生鱗片。葉遠(yuǎn)生,近二型;不育葉的葉柄長(zhǎng)6~48cm,基部密生鱗片;葉片長(zhǎng)圓狀卵形,長(zhǎng)20~70cm,寬8~22cm,一回羽裂深達(dá)葉軸;羽片或裂片3~11對(duì),對(duì)生或近對(duì)生,狹披針形,長(zhǎng)4.5~15cm;能育葉和不育葉近同形,但葉 (共 281 字) [閱讀本文] >>