Asplenium oldhamii

俄氏鐵角蕨

Asplenium oldhamii Hance

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

名彙資訊

學名發表文獻

Hance. 1866. Annales des Sciences Naturelles; Botanique, sér. 5 5: 256. (Ann. Sci. Nat., Bot., sér. 5)

台灣首次記錄發表文獻

Taiwan Pteridophyte Group. 2019. Taiwania 64(4): 390.

異名

Asplenium oldhami Hance

Shieh, DeVol & Kuo. 1994. Flora of Taiwan, second edition 1: 458. (Fl. Taiwan 2nd edit.)

各語言俗名

中

俄氏鐵角蕨

特徵描述

形態特徵

Rhizome short, stout, erect.
Stipes tufted, dull, dark brown, densely scaly at base, less scaly upwards; scales black, lanceolate, attenuate, entire; laminae lanceolate to narrowly ovate, bipinnatifid to 4-pinnatifid, 10-30 cm long, 5-7 cm wide; pinnae alternate, petiolate, finely dissected, anadromous; undersurface more or less scaly; rachis dark brown, sparsely scaly; veins forking; apices of segments toothed, base cuneate, entire; rachis grooved above, open to receive rachilla grooves.
Sori linear, 2-4 mm long.

分布

世界 : S. China, the Ryukyus.

引證標本

ILAN: Nanhutashan, Kuoh 3099. TAOYUAN: Lalashan, Kuo 4781. HSINCHU: Yuanyanghu, Kuo 1482. NANTOU: Chitou, Cheng 538. CHIAYI: Mt. Alishan, Hsu 6838. PINGTUNG: Tashulinshan, Kuo 1314.