Pronephrium triphyllum

三葉新月蕨

Pronephrium triphyllum (Sw.) Holttum

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

Holttum, Blumea 20(1): 122. 1972.

台灣首次記錄發表文獻

Kuo, Flora of Taiwan 1: 431. pl. 152. 1975. (Fl. Taiwan)

異名

Nephrodium triphyllum (Sw.) Diels

Kawakami, A list of plants of formosa 159. 1910. (List Pl. Formos. (Kawakami))
Dryopteris triphylla (Sw.) C. Chr.

Hayata, Icones Plantarum Formosanarum 6(Suppl.): 109. 1916. (Icon. Pl. Formos.)
Abacopteris triphylla (Sw.) Ching

Masam., A list of vascular plants of Taiwan 17. 1954. (List Vasc. Taiwan)
Thelypteris triphylla (Sw.) K. Iwats.

K. Iwats., Memoirs of the College of Science, Kyoto Imperial University. Series B. Biology 31(3): 190. 1965. (Mem. Coll. Sci. Kyoto Imp. Univ., Ser. B, Biol.)
Cyclosorus triphyllus (Sw.) Tardieu

Kuo, Manual of Taiwan Vascular Plants 1: 93. 1997. (Manu. Taiwan Vas. Pl.)

各語言俗名

中

新月蕨. 三葉新月蕨.

參考文獻

Taiwan Pteridophyte Group, Taiwania 64(4): 391. 2019.

特徵描述

形態特徵

Rhizomes long-creeping, 2-3 mm thick, short-pilose and sparsely scaly.
Fronds distant, 0.5-2 cm apart, more or less dimorphic, the fertile usually narrower and longer; stipes 7-9 cm long, fertile ones to 25 cm, scaly at base, the scales dark brown, linear-lanceolate, 3 mm long; laminae lanceolate, trifoliolate, the two lateral pinnae smaller, subsessile, oblong to lanceolate, very variable in size, 1.5-10 cm long; terminal pinnae large, 10-20 cm long, 2-4.5 cm wide, acuminate, cuneate to rounded at base; lateral veins oblique and straight, joined laterally by several rows of cross-veins, each with a single excurrent vein extending outward to the next cross-veins, not in distinct sori, sometimes also on the surface of the areoles, without indusia.

分布

台灣 : Growing in dense forests, especially along streams.
世界 : tropical Asia and Australia.

引證標本

TAIPEI: Ayu, Kao 3040. ILAN: Kueishantao, Kuo 329. NANTOU: Lienhuachih, Shieh & Tsai 1321; Sun Moon Lake, DeVol 6058. PINGTUNG: Nanjenshan, Kuoh 4133, Shieh & Tsai 731. TAITUNG: Is. Lanyu, Yang 250.