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FOC | Family List | FOC Vol. 2-3 | Pteridaceae | Antrophyum

4. Antrophyum formosanum Hieronymus, Hedwigia. 57: 210. 1916.

台湾车前蕨 tai wan che qian jue

Rhizome slender, short creeping or ascending; scales dark brown, lanceolate, 3-5 mm, ca. 0.5 mm wide at base, apex long acuminate, margin minutely denticulate, clathrate. Fronds clustered; stipe with wings; lamina leathery, oblong-lanceolate, 10-20 × 1.5-3 cm, widest at middle or above, apex acute, base long attenuate; costa indistinct; veins abundantly reticulate. Soral lines slightly immersed, netted; paraphyses taeniform. Spores trilete, tetrahedral-globose, surface papillate.

On wet rocks by streams in forests; below 1300 m. Taiwan [Japan (Ryukyu Islands)].

Antrophyum formosanum and its relative A. henryi both have taeniform paraphyses, but the latter is much smaller with soral lines not anastomosing.


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