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Juncus ranarius Songeon & E.P. Perrier. Subgenus: Agathryon. Section: Tenageia. Common name: Frog Rush. Phenology: Jun-Nov. Habitat: Coastal sands and salt marshes. Distribution: NF (Labrador) south to ME, MA, and DE; Europe. The American distribution is sometimes considered to be as an introduction from Europe.

ID notes: J. ranarius can only be mistaken for J. bufonius or depauperate J. tenuis. J. ranarius can be distinguished from J. tenuis by its small stature and inflorescence beginning just a few inches above the ground. Very similar to J. bufonus (see key).

Origin/Endemic status: Native

Synonymy ⓘ: = Can, K4, NY, Kirschner (2002b); = Agathryon ranarium (Songeon & E.P.Perrier) Záv.Drábk. & Proćków — Proćków & Záveská Drábková (2023); = Juncus bufonius L. var. halophilus Buchenau & Fernald — C, F, G, Mo1; = n/a — Tat; < Juncus ambiguus Guss. — AqW; < Juncus bufonius L. — FNA22, Pa, Kirschner (2002b). Basionym: Juncus ranarius Songeon & E.P.Perrier 1860

Links to other floras: < Juncus bufonius - FNA22

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Wetland Indicator Status:

  • Great Plains: OBL (taxonomic split from wetland indicator species)
  • Midwest: FACW (taxonomic split from wetland indicator species)
  • Northcentral & Northeast: FACW (taxonomic split from wetland indicator species)

Heliophily ⓘ: 9

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image of plant© Samuel Brinker, some rights reserved (CC BY-NC), uploaded by Samuel Brinker source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© Sean Blaney, some rights reserved (CC BY-NC), uploaded by Sean Blaney source CC-BY-NC | Original Image ⭷
image of plant© Samuel Brinker, some rights reserved (CC BY-NC), uploaded by Samuel Brinker source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© Michael John Oldham, some rights reserved (CC BY-NC), uploaded by Michael John Oldham source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© Sean Blaney, some rights reserved (CC BY-NC), uploaded by Sean Blaney source CC-BY-NC | Original Image ⭷
image of plant© Denys Vynokurov, some rights reserved (CC BY), uploaded by Denys Vynokurov source CC-BY | Original Image ⭷
image of plant© Георгий Виноградов (Georgy Vinogradov), some rights reserved (CC BY), uploaded by Георгий Виноградов (Georgy Vinogradov) source CC-BY | Original Image ⭷
image of plant© Георгий Виноградов (Georgy Vinogradov), some rights reserved (CC BY), uploaded by Георгий Виноградов (Georgy Vinogradov) source CC-BY | Original Image ⭷
image of plant© Samuel Brinker, some rights reserved (CC BY-NC), uploaded by Samuel Brinker source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© Colin Chapman-Lam, some rights reserved (CC BY-NC), uploaded by Colin Chapman-Lam source CC-BY-NC | Original Image ⭷
image of plant© Sean Blaney, some rights reserved (CC BY-NC), uploaded by Sean Blaney source CC-BY-NC | Original Image ⭷
image of plant© Michael John Oldham, some rights reserved (CC BY-NC), uploaded by Michael John Oldham source CC-BY-NC, permission granted to NCBG | Original Image ⭷

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Horticultural Information

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