中文摘要：

报道了中国兰科植物一新记录种，即西蒙长足兰【Pterocemssimondianum（Gagnep．）Aver．]，并提供了描述和图片。本种形态与长足兰[P．1eopardinum（Par．＆Rchb．f.）Seidenf．＆Smitin．]相似，但叶明显较宽，偏斜；花淡黄色，略被绛紫色斑块或条纹；子房光滑；花粉块为孔裂等，易于区别。

英文摘要：

Pteroceras simondianum （Gagnep.） Aver., a newly recorded species from Guangxi, China is described and illustrated. This species is similar to P. leopardinum （Par. ＆ Rchb. f.） Seidenf. ＆ Smitin., but differs by having distinctly wider and oblique leaves; light yellow flowers with a few crimson-purple blotches and bars; glabrous ovary; sub-spherical pollinia with a small, porous-like cleft.