形態特徵

• Rhizome short, erect, covered with old stipe bases.
• Stipes usually longer than the blade, green with brown bases; scales black, subulate, with marginal glands; fronds very small, 3-10 cm tall ( including stipe); lamina bipinnate, with a terminal lobed or ternate pinna and 1-3 pairs of lateral pinnae having a terminal obovate or rhombic pinnule and a pair of lateral obovate pinnules; veins flabellulate; margins denticulate.

分布

• 台灣 : North America, Europe, Himalayas, Pakistan and Japan.

引證標本

ILAN: Chungyanchienshan, Hsu 903. HUALIEN: Taroko, Suzuki 16356; Panpien, Nakamura 4999.

參考文獻

• SHIEH, WANG-CHUENG, DEVOL, CHARLES E. and KUO, CHEN-MENG, Flora of Taiwan, second edition 1: 460. 1994.  (Fl. Taiwan 2nd edit.)