绉面草（学名：Leucas zeylanica），为唇形科绣球防风属下的一个种。

• 绉面草 Leucas zeylanica (L.) R. Br.. 中国植物物种信息数据库. [2013-01-15]. 

Leucas zeylanica, commonly Ceylon slitwort (Sinhala: ගැටතුඹ, Geta-tumba in Sinhala, halkusha in Bengali, Guldora in Punjabi, kulnnphul in Gujarati, Goma madhupati in Hindi, Kubo in Sindhi, Bhutamari in Oriya, Bahuphul in Marathi, Thumbai in Tamil, Thumbe in Kannada, Thummi in Telugu and Thumba in Malayalam . ), is a small, terrestrial, herbaceous, annual, erect or sometimes tufted, hispid and aromatic plant of the subfamily Lamioideae of family Lamiaceae. Botanical synonyms include Leucas bancana Miq., Phlomis zeylanica Linn. and Spermacoce denticulata Walp., and is native in Tropical Asia to Malaya.