tendrils bifurcate.Leaves bipinnate, or pinnate on upper branches, basal pinnae of bipinnate leaves usually 3-foliolate;
卷须二叉二回羽状的,或在上部分枝羽状,基部二回羽状通常具3小的;
tendrils bifurcate.Leaves bipinnate, or pinnate on upper branches, basal pinnae of bipinnate leaves usually 3-foliolate;
卷须二叉二回羽状的,或在上部分枝羽状,基部二回羽状通常具3小的;
Characteristics: Terrestrial ferns; stipes tuft, backlish at base; young fronds pinnaye with wider pinnae, when getting older, the fronds become bipinnate or tripinnatifid with slender pinnules.
:,,基部黑色;较年轻的子一回羽状复,较老的子二回或三回羽状复。
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