General: Perennial, loosely tufted herb from compact rhizomes; stems 1 to 15, erect, 25-100 cm long.
Leaves: Located on the lower 1/3 of the stem, narrow, flattened, lacking cross-walls; sheaths open, with short, cartilaginous, yellowish or yellowish-brown, glossy, ear-shaped lobes.
Flowers: Inflorescence terminal, 5-15 cm long, the branches ascending, the flowers each with 2 blunt involucral bracts; perianth segments green, 3-5 mm long, pointed, spreading, the inner about the same length as the outer; stamens 6; anthers 0.6-0.9 mm long, shorter than or almost equal to the filaments.
Fruits: Capsules, 1-celled, rounded, about the same length as the perianth segments or slightly shorter; seeds egg-shaped, about 0.4-0.6 mm long, lacking tail-like appendages.
Notes: This is a member of the J. tenuis complex, whose taxonomy and distribution in British Columbia has not been studied.
Dry to moist meadows, pastures, roadsides and ditches, mostly on disturbed soil in the steppe and montane zones; infrequent in SC and SE BC; N to AK, YT and NT, E to NF and S to ME, MA, PA, VA, SC, MS, TX, NM, AZ and CA.
Recommended citation: Author, Date. Page title. In Klinkenberg, Brian. (Editor) 2019. E-Flora BC:
Electronic Atlas of the Plants of British Columbia [eflora.bc.ca]. Lab for
Advanced Spatial Analysis, Department of Geography, University of British
Columbia, Vancouver. [Accessed:
2020-02-28 8:58:24 PM
The information contained in the E-Flora atlas pages is derived from expert
sources as cited in each section. This information is scientifically based.
E-Flora also acts as a portal to other sites via deep links. As
always, users should refer to the original sources for complete information.
E-Flora BC is not responsible for the accuracy or completeness of the