新店线蕨 xin dian xian jue

Basionym: Polypodium ×shintenense Hayata, Icon. Pl. Formosan. 8: 154. 1919, pro sp.; Colysis elliptica (Thunberg) Ching f. simplex Ching; C. ×shintenensis (Hayata) H. Itô; C. simplicifrons (Christ) Tagawa; C. wrightii (Hooker) Ching var. lacerata Nakai; Polypodium ellipticum Thunberg var. simplicifrons Christ.

Rhizome slender, long creeping, 3-5 mm in diam.; scales dark brown, ovate-lanceolate, 1-4.6 × 0.2-1 mm, margin denticulate, apex long acuminate. Fronds monomorphic, distant; stipe stramineous, 15-40 cm; lamina triangular-lanceolate, 25-50 × 3-5 cm, herbaceous, glabrous, base attenuate, margin entire or undulate, or with 1-3 pairs of lobes near base; lobes linear or linear-lanceolate, 3-10 × 0.6-1.8 cm; veinlets forming 2 rows of areoles between 2 adjacent lateral veins, free included veinlets simple or forked. Sori linear, 1 regular row between lateral veins, up to margin of lamina.

Terrestrial in dense wet forests; 100-1000 m. Taiwan [Japan].

Nooteboom (Blumea 42: 293. 1997) included Leptochilus ×shintenensis within the preceding species.