Distribution
Hungary, Ukraine

Native to: Afghanistan, Albania, Algeria, Arizona, Austria, Azores, Belgium, Bulgaria, Cameroon, Canary Is., Cape Provinces, Cape Verde, Chad, China North-Central, China South-Central, Colorado, Corse, Cyprus, Czechoslovakia, Denmark, East Himalaya, France, Free State, Føroyar, Germany, Great Britain, Greece, Hawaii, Hungary, Iran, Ireland, Italy, Kenya, Krym, KwaZulu-Natal, Lebanon-Syria, Lesotho, Madeira, Mexico Northeast, Mexico Northwest, Morocco, Netherlands, North Caucasus, Northwest European R, Norway, Pakistan, Palestine, Poland, Portugal, Romania, Réunion, Sardegna, Saudi Arabia, Sicilia, Sinai, Spain, Sweden, Switzerland, Taiwan, Tanzania, Tibet, Transcaucasus, Tunisia, Turkey, Turkey-in-Europe, Ukraine, Utah, West Himalaya, Yemen, Yugoslavia.

Roots not proliferous. Stems ascending or short-creeping, infrequently branched; scales dark brown to blackish throughout, narrowly deltate, 2-4(-5) × 0.2-0.5 mm, margins entire or shallowly denticulate to serrulate. Leaves monomorphic. Petiole dark reddish brown proximally, often fading to green distally, lustrous, 2-20 cm, 2/3-2 times length of blade; indument of black filiform scales and minute hairs. Blade deltate, 2-3-pinnate, 2.5-10 × 2-6.5 cm, thick, hairs dark, scattered, minute; base truncate; apex acute to acuminate, not rooting. Rachis greenish throughout or sometimes reddish brown proximally, lustrous, sparsely pubescent. Pinnae in 4-10 pairs, deltate to lanceolate; most proximal (largest) pinnae 1.5-4 × 1-2.5 cm; base obliquely obtuse; segment margins coarsely incised; apex acute. Veins free, evident. Sori 1-numerous pairs per pinna [1-6 pairs per segment], on both basiscopic and acroscopic sides. Spores 64 per sporangium. 2 n = 144.
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