Korea Flora: Habit: Evergreen perennial herb; entirely glandular-pubescent, aromatic; old leaves persistent.
Leaves: Caespitose, 10-20 cm × 2-4 cm; oblanceolate to broadly lanceolate; tapering at both ends.
Stipe: 3-8 cm long, densely scaly.
Scales: Brown; broadly ovate to broadly lanceolate, larger ones up to 5 mm long; margins serrulate.
Pinnae: Lanceolate, obtuse; 5-8 mm wide; deeply to completely pinnatifid; abaxial rachis with lanceolate scales.
Ultimate Segments: Oblong; apex obtuse or rounded; margins undulate to deeply and obtusely serrate.
Sori: Arranged in 1-3 rows near costa; indusia round-reniform, ca. 2 mm in diameter, overlapping or extending beyond segment margins; margins and surface with glandular hairs.
Habitat: Growing on rock faces at high elevations of Mt. Halla, Mt. Jiri, and northern mountainous regions.
Note: Distinguished by its aromatic nature, glandular pubescence throughout, and persistent old leaves.

[Translated from Flora of Korea by T.B. Lee]