Currently accepted species include: •
Zeylanidium barberi (Willis) C.Cusset → Possibly
Podostemum barberi Willis •
Zeylanidium crustaceum M.Kato •
Zeylanidium johnsonii (Wight) Engl. (doubtful) •
Zeylanidium lichenoides (Kurz) Engl. •
Zeylanidium maheshwarii C.J.Mathew & Satheesh •
Zeylanidium manasiae R.Krishnan, P.Khanduri & R.Tandon •
Zeylanidium olivaceum (Gardner) Engl. •
Zeylanidium sessile (Willis) C.D.K.Cook & Rutish. •
Zeylanidium subulatum (Gardner) C.Cusset → Possibly
Podostemum subulatum Gardner •
Zeylanidium tailichenoides M.Kato & Koi ==References==