《中国植物志》|| 石杉科 HUPERZIACEAE ||拟石杉组 Sect. Huperzioides H. S. Kung et L. B. Zhang ||聂拉木马尾杉 Phlegmariurus nyalamensis (Ching & S. K. Wu) H. S. Kung & L. B. Zhang

16. 聂拉木马尾杉 （植物分类学报） 聂拉木石杉 （云南植物研究）
Phlegmariurus nylamensis (Ching et S. K. Wu) H. S. Kung et L. B. Zhang in Acta Phytotax. Sin. 37 (1): 52. 1999. ——Huperzia nylamensis Ching et S. K. Wu in ActaBot. Yunnan. 3 (3): 305. 1981: Fl. Xizang. 1: 9. 1983: B. Olig. in Opera Bot. 92: 164. 1987, et Index Lycop. 17. 1989
小型附生蕨类。茎簇生，成熟枝直立或略下垂，1-4回二叉分枝，长10-15厘米，枝连叶中部宽1.8-2.5厘米。叶螺旋状排列。营养叶略上斜，狭披针形，疏生，长1.0-2.2厘米，宽1.0-1.5毫米，基部楔形，下延，无柄，有光泽，顶端尖锐，背部中脉凸出，明显，革质，全缘。孢子囊穗比不育部分细瘦，顶生。孢子叶狭披针形，长0.7-1.2毫米，宽约1毫米，基部楔形，先端尖锐，全缘。孢子囊生在孢子叶腋，肾形，2瓣开裂，黄色。
产西藏南部。附生于海拔1800-2000米的林下岩石上。
本种应属于马尾杉属的成员。其体型较小，叶片狭披针形，顶端尖锐。

《Flora of China》|| Lycopodiaceae || Phlegmariurus ||聂拉木马尾杉 Phlegmariurus nylamensis

16. Phlegmariurus nylamensis (Ching & S. K. Wu) H. S. Kung & Li Bing Zhang, Acta Phytotax. Sin. 37: 52. 1999.

聂拉木马尾杉 nie la mu ma wei shan

Huperzia nylamensis Ching & S. K. Wu, Acta Bot. Yunnan. 3: 305. 1981.

Lycophytes, small. Stems caespitose, mature branches erect or slightly pendulous, 1-4 times forked, 10-15 cm, stem together with leaves 1.8-2.2 cm wide at middle. Trophophylls sparse, slightly angled upward, lustrous, narrowly lanceolate, 1-2.2 cm × 1-1.5 mm, leathery, midrib distinct, base cuneate, decurrent, sessile, margin entire, apex acute. Strobili terminal on branches, slightly thinner than sterile part. Sporophylls narrowly lanceolate, 0.7-1.2 cm × ca. 1 mm, base cuneate, margin entire, apex acute. Sporangia yellowish, reniform, vertically bisected.

● Epiphytic on rocks in forests; 1800-2000 m. S Xizang.

Phlegmariurus nylamensis is a small member of the genus. It has small, narrowly lanceolate leaves with an acute apex.