Copy permalink to share
Juncaceae
Juncus

not marked as a favorite taxon Juncus alpinoarticulatus Chaix ssp. americanus (Farwell) Hämet-Ahti. Common name: Northern Green Rush. Habitat: Shores, calcareous seeps, including slumps along Lake Erie. Distribution: Greenland, NL, NT, and AK, south to ME, n. NH, n. VT, NY, nw. PA, n. OH, n. IN, ne. IL, w. MO, NE, n. AZ, s. UT, and WA; ne. Asia.

Glossary (beta!)

Subgenus: Juncus. Section: Ozophyllum.

ID notes: Juncus alpinoarticulatus is much like J. articulatus but separated by the rounded to obtuse capsules and stiffly ascending inflorescence branches. Juncus alpinoarticulatus ssp. americanus is distinguished from ssp. fuscescens in having individual long-pedicellate (2-4 mm long) flowers.

Origin/Endemic status: Native

Synonymy ⓘ: = K4, NE, NeUS, NY; Juncus alpinus Vill. var. americanus Farw.; = Verojuncus alpinoarticulatus (Chaix) Záv.Drábk. & Proćków ssp. americanus (Farw.) Záv.Drábk. & Proćków — Proćków & Záveská Drábková (2023); < Juncus alpinoarticulatus Chaix — AqW, C, FNA22, Mi, Mo1; >< Juncus alpinoarticulatus Chaix ssp. fuscescens (Fernald) Hämet-Ahti — Il; >< Juncus alpinoarticulatus Chaix ssp. nodulosus (Wahlenb.) Hämet-Ahti — Pa; < Juncus alpinus Vill. — GrPl; >< Juncus alpinus Vill. var. fuscescens Fernald — F. Basionym: Juncus alpinus Vill. var. americanus Farw. 1928

Links to other floras: < Juncus alpinoarticulatus - FNA22

Show in key(s)

Show parent genus | Show parent in key(s)

Wetland Indicator Status:

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

Heliophily ⓘ: 9

Your browser does not support SVGs

Hover over a shape, letter, icon, or arrow on the map for definition or see the legend.

image #1 of Juncus alpinoarticulatus ssp. americanus© Sequoia Janirella Wrens, some rights reserved (CC BY-NC), uploaded by Sequoia Janirella Wrens source CC-BY-NC, permission granted to NCBG | Original Image ⭷ Warning: was NOT research grade.
image #2 of Juncus alpinoarticulatus ssp. americanus© Sequoia Janirella Wrens, some rights reserved (CC BY-NC), uploaded by Sequoia Janirella Wrens source CC-BY-NC, permission granted to NCBG
image #3 of Juncus alpinoarticulatus ssp. americanus© Sequoia Janirella Wrens, some rights reserved (CC BY-NC), uploaded by Sequoia Janirella Wrens source CC-BY-NC, permission granted to NCBG

Feedback

See something missing or incorrect about Juncus alpinoarticulatus ssp. americanus? Let us know here:
  1. Please include your name and if possible, email in case when need to clarify what you wrote.
  2. If you opt out of including email, please be as specific as possible (e.g., which photo is incorrect?)
  3. Please do not submit questions asking to identify plants or about horticultural topics (e.g., how do I control an invasive plant in my garden?). Instead, those questions can be submitted here for the Carolinas region only.
  4. Please do not send us feedback about unkeyed species as this work is ongoing.
  5. Please allow time for flora edits to show in our next data release. We greatly appreciate your feedback but may require extra time to research complicated taxonomic issues.

Horticultural Information

No horticultural data found for this taxon.