Article · Wikipedia archive · Last revised Jul 7, 2026

Zeylanidium

Zeylanidium are a genus of flowering plants in the riverweed family Podostemaceae, native to Sri Lanka, India, Myanmar and Thailand. They have caducous leaves and either crustose or ribbon‑shaped thalli.

Last revised
Jul 7, 2026
Read time
≈ 1 min
Length
164 w
Citations
6
Source
Zeylanidium
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Embryophytes
Clade: Tracheophytes
Clade: Spermatophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Malpighiales
Family: Podostemaceae
Subfamily: Podostemoideae
Genus: Zeylanidium
(Tul.) Engl.1
Species

See text

Synonyms
  • Hydrobryopsis Engl.

Zeylanidium are a genus of flowering plants in the riverweed family Podostemaceae, native to Sri Lanka, India, Myanmar and Thailand. They have caducous leaves and either crustose or ribbon‑shaped thalli.2

Species

Currently accepted species include:

  • Zeylanidium barberi (Willis) C.Cusset → Possibly Podostemum barberi Willis2
  • Zeylanidium crustaceum M.Kato
  • Zeylanidium johnsonii (Wight) Engl. (doubtful)2
  • Zeylanidium lichenoides (Kurz) Engl.
  • Zeylanidium maheshwarii C.J.Mathew & Satheesh
  • Zeylanidium manasiae R.Krishnan, P.Khanduri & R.Tandon2
  • Zeylanidium olivaceum (Gardner) Engl.
  • Zeylanidium sessile (Willis) C.D.K.Cook & Rutish.
  • Zeylanidium subulatum (Gardner) C.Cusset → Possibly Podostemum subulatum Gardner2
  • Zeylanidium tailichenoides M.Kato & Koi
References

References

  1. Nat. Pflanzenfam. ed. 2, 18a: 61 (1930)
  2. Krishnan, Remya; Khanduri, Priyanka; Tandon, Rajesh (2019). "Zeylanidium manasiae, a new species of Podostemaceae based on molecular and morphological data from Kerala, India". PhytoKeys (124): 23–38. doi:10.3897/phytokeys.124.33453. PMC 6579786. PMID 31231162. S2CID 195227588.