哈氏狗脊蕨

Lorinseria harlandii (Hook.) J. Sm., Hist. Fil. 311. 1875. Chieniopteris harlandii (Hook.) Ching in Acta Phytotax. Sin. 9 (1): 39. pl. 4. 1964.

Rhizome creeping; scales small, broadly lanceolate, entire; c. s. oval with about 6 bundles. Stipes distant, sparingly scaly at base with small narrowly lanceolate scales, c. s. with 2 round bundles; fronds somewhat dimorphic, sterile frond simple lanceolate, with or without basal lobes; fertile fronds with an elongated terminal pinna, similar to the 1-3 pairs of lateral pinnae; veins anastomosing. Sori linear, borne along costal and costular areolae; indusia linear, narrow, thin, opening towards costa or costule.

TAIPEI: Tatungshan, Kuo 1396, Kuoh 1568, Hsu & Moo 683; Agyko, Suzuki 15355.

Distributed in Okinawa, South China, Hainan and Vietnam. Taiwan, a rare species limit at 400- 1000 m altitude of north broad-leaved forests, growing nearly the ridge or somewhat exposed pathsides.