Northeastern Asian Flora - Dryopteris sacrosancta

Dryopteris sacrosancta Koidz. (redirected from: Dryopteris tianzuensis Ching & P.C.Chiu)
Family: Dryopteridaceae [Dryopteris bissetiana var. sacrosancta (Koidz.) H.It, more] Images not available	Korea Flora Resources Korea Flora: Scales on rachis not bullate at base Small bullate scales mixed on abaxial costa of pinnules Blade: Pentagonal-broadly-ovate; subtripinnate at base. Pinnae: Straight; densely arranged, overlapping; surface moderately glossy. Pinnules: Basal pinnules stalked. Ultimate Segments: Margins serrulate. Sori: Small, submarginal. Note: Distinguished by combination of black glossy scales, non-bullate rachis scales, and small submarginal sori. Differs from Dryopteris monticola by stipe scales black and glossy with light brown margins at base Differs from D. crassirhizoma by thinner blade and more deeply divided pinnules [Translated from Flora of Korea by T.B. Lee]
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