杉形马尾杉 shan xing ma wei shan

Lycopodium cunninghamioides Hayata, Icon. Pl. Formosan. 4: 131. 1914; Huperzia cunninghamioides (Hayata) Holub; Urostachys cunninghamioides (Hayata) Herter ex Nessel.

Lycophytes, medium-sized. Stems caespitose, mature branches pendulous, 1 to several times forked, 60-75 cm, main stems 7-8 mm in diam., stem together with leaves 2.5-3 cm wide. Leaves basally twisted and forming 2 rows. Trophophylls oblique upward and amplexicaul, not lustrous, linear, ca. 1.2 cm × 2 mm, leathery, midrib distinct, base cuneate, decurrent, sessile, margin entire, apex acuminate. Strobili thinner than sterile part, not columniform, terminal on branches. Sporophylls sparsely arranged, linear, 6-9 × ca. 1 mm, midrib distinct, base cuneate, margin entire, apex acute. Sporangia yellowish, reniform, vertically bisected.

Epiphytic on tree trunks in forests; 400-1200 m. Taiwan [Japan].

Phlegmariurus cunninghamioides is similar to P. pulcherrimus, but it is larger and its leaves are longer and wider.