闊葉沼蘭 (Dienia ophrydis) 屬地生蘭。葉呈卵形、闊大、皺褶和漸尖；長6-18厘米。花簇生，顏色為黃綠色到淡紫色或紫紅色，唇瓣深紫紅色。

闊葉沼蘭花期為四月至六月，一般可生長於高地或潮濕陡峭的溪流旁。闊葉沼蘭分佈於中國南部的熱帶和溫帶地區。生長在斜坡植的植株容易被斜坡管理工作影響。現時在本地暫被列為無危物種。

 

Dienia ophrydis is a terrestrial orchid. Leaves plicate, ovate, acuminate and big, 6.5 to18 cm long. Flower clustered, yellowish-green to purplish-red. Lips are in dark purplish-red. Dienia ophrydis flowering from April until June Generally grow in higher altitude, or steep banks of streams. Dienia ophrydis is widely distributed in southern China, in both tropical and temperate area. They are easily affected by vegetation management and slope work. Now, it is regarded as a least concern (LC) species in Hong Kong.