Copy permalink to share

Juncus brachycephalus (Engelmann) Buchenau. Subgenus: Juncus. Section: Ozophyllum. Common name: Small-headed Rush. Phenology: Jun-Sep. Habitat: Calcareous fens and seeps. Distribution: NS west to ND, south to MA, OH, IL, MO, AR, and OK; disjunct southward in VA, n. GA, TN, and CO (falsely reported for AL). See Knapp & Floden (2024) for details about the occurrence of this species in Arkansas and Missouri.

ID notes: Of section Ozophyllum (containing septate leaves), this species is conspicuous in having obtuse to acute outer tepals. Found only in calcareous wetlands.

Origin/Endemic status: Native

Synonymy : = AqW, C, Can, F, FNA22, G, GrPl, Il, K4, Mi, NE, NY, Pa, Tn, Va, Kirschner (2002b); = Verojuncus brachycephalus (Engelm.) Záv.Drábk. & Proćków — Proćków & Záveská Drábková (2023)

Links to other floras: = Juncus brachycephalus - FNA22

Show in key(s)

Show parent genus

Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: OBL
  • Eastern Mountains and Piedmont: OBL
  • Great Plains: OBL
  • Midwest: OBL
  • Northcentral & Northeast: OBL

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 of plant© Gary P. Fleming | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷

Feedback

See something wrong or missing on about Juncus brachycephalus? Let us know here: (Please include your name and email if at all complicated so we can clarify if needed.) We greatly appreciate feedback, and will include updates from you in our next webapp update, which can take a few months.


Horticultural Information

NCBG trait
 X
Intro
 X
Stems
 X
Leaves
 X
Inforescence
 X
Flowers
 X
Fruits
 X
Comments
 X
Height
 X
plant sale text
 X
bloom table text
 X
description
 X
stems
 X
leaves
 X
inflorescence
 X
flowers
 X
fruits
 X
comments
 X
cultural notes
 X
germination code
 X
native range


0 unsaved edits on this page.