Humata trifoliata

鱗葉陰石蕨

Humata trifoliata Cav.

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

Cav. 1802. Descripción de las Plantas 273. (Descr. Pl.)

台灣首次記錄發表文獻

Tagawa. 1937. Acta phytotaxonomica et geobotanica eng 6: 232. (Acta Phytotax. Geobot.)

異名

Davallia cumingii Hook.

Yang & Liu. 2002. Manual of Taiwan Vascular Plants 6: 62. (Manu. Taiwan Vas. Pl.)

各語言俗名

中

鱗葉陰石蕨

參考文獻

Yang & Liu. 2002. Manual of Taiwan Vascular Plants 6: 62. (Manu. Taiwan Vas. Pl.)

特徵描述

形態特徵

Rhizomes long-creeping, 1.5-2.0 mm in diameter, covered with appressed, peltate, linear-lanceolate pale-brown scales.
Stipe usually longer than lamina, 6-12 cm long; fronds dimorphic, pentagonal, variable in size, anadromous; sterile fronds often very small, not so deeply cut as fertile; lamina tripinnatifid in fertile fronds, usually between 4 cm long by 4 cm wide to 7 by 7 cm rarely up to 12 cm long by 10 cm wide; first basiscopic pinnule usually considerably enlarged; veins broad, free, forking; c. s. of lower stipe with 2 large bundles and one small bundle; stipe, rachis and lower surface of lamina with scattered acuminate scales.
Indusia scale-like, 0.5-0.7 mm broad.

分布

世界 : the Philippines, the Ryukyus, Hongkong, Bonin Is. and Mariana Is.

引證標本

TAIPEI: Lussutang, Kao 48; Shihting, Kao 785*. TAICHUNG: Pahsienshan, Huang 1228. NANTOU: Chingshuikou, Huang, Kou & Kao 942. TAITUNG: Tawushan, Suzuki 7004. HUALIEN: Chingshuishan, Simizu & Kao 11706.