红茎石杉 hong jing shi shan

Plants terrestrial. Stem erect or ascending, 10-17 cm, 1-3 mm in diam. at middle, together with leaves 5-8 mm wide, 1-3 times dichotomously branched, upper portion often with bulbils. Leaves sparse, or dense on some small individuals, angled upward or attached at right angles with stem, lustrous, lanceolate or narrowly elliptic, nearly as wide at base as middle, reflexed, 1-2.2 mm, 0.8-1 mm wide at middle, leathery to papery, abaxially arc-shaped, both surfaces glabrous, midrib indistinct, base truncate, decurrent, sessile, margin involute, straight and not crispate, entire, apex acuminate. Sporophylls homomorphic with trophophylls; sporangia not visible or visible on both sides of sporophylls, yellowish, reniform.

● Moss-covered rocks at forest margins; ca. 1500 m. NW Yunnan (Gongshan).

There is a similar name, Huperzia rubricaulis (Alderwerelt) Holub, in the genus.

Huperzia rubicaulis is similar to H. tibetica, but it is taller and has smaller and reflexed leaves.