Juncus vaseyi

Engelmann

2:448. 1866

Common names: Vasey's rush
Synonyms: Juncus greenei var. vaseyi (Engelmann) B. Boivin
Treatment appears in FNA Volume 22.
Herbs, perennial, tufted, 2–7 dm. Rhizomes densely branching. Culms 1–15(–25). Cataphylls 1–2(–3). Leaves basal, (1–)2–3; auricles 0.2–0.4(–0.6) mm, scarious, rarely ± leathery; blade green, nearly terete, 10–30 cm × 0.5–1 mm, margins entire. Inflorescences terminal, 5–15(–30)-flowered, congested or not, 1–5 cm; primary bract usually much shorter than inflorescence. Flowers: bracteoles 2; tepals greenish to tan, lanceolate or widely so, 3.3–4.4 mm; outer and inner series nearly equal, apex acuminate; stamens 6, filaments 0.5–0.9 mm, anthers 0.4–0.8 mm; style 0.1–0.2 mm. Capsules golden tan or light brown, 3-locular, ellipsoid, (3.3–)3.8–4.7 × (1.1–)1.3–1.7 mm. Seeds tan, ellipsoid to lunate, body (0.52–)5.5–0.65(–0.7) mm, tails 0.2–0.5 mm. 2n = ca. 80.

Phenology: Flowering and fruiting summer–early fall.
Habitat: Permanently moist, usually exposed areas including wet meadows, raised sites or margins of bogs, or depressions along sandy lakeshores
Elevation: 200–1500 m

Distribution

V22 235-distribution-map.jpg

Alta., B.C., Man., N.B., Nfld. and Labr. (Labr.), N.W.T., N.S., Ont., Que., Sask., Colo., Idaho, Ill., Iowa, Maine, Mich., Minn., Mont., N.Dak., N.Y., S.Dak., Vt., Wis., Wyo.

Discussion

References

None.

Lower Taxa

No lower taxa listed.

Facts about "Juncus vaseyi"
AuthorRalph E. Brooks* + and Steven E. Clemants* +
AuthorityEngelmann +
Common nameVasey's rush +
DistributionAlta. +, B.C. +, Man. +, N.B. +, Nfld. and Labr. (Labr.) +, N.W.T. +, N.S. +, Ont. +, Que. +, Sask. +, Colo. +, Idaho +, Ill. +, Iowa +, Maine +, Mich. +, Minn. +, Mont. +, N.Dak. +, N.Y. +, S.Dak. +, Vt. +, Wis. + and Wyo. +
Elevation200–1500 m +
HabitatPermanently moist, usually exposed areas including wet meadows, raised sites or margins of bogs, or depressions along sandy lakeshores +
IllustratorYevonn Wilson-Ramsey +
PhenologyFlowering and fruiting summer–early fall. +
Publication titleAbhandlungen herausgegeben vom naturwissenschaftlichen Vereine zu Bremen +
Publication year1866 +
ReferenceNone +
Source xmlhttps://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse grained fna xml/V22/V22 235.xml +
SynonymsJuncus greenei var. vaseyi +
Taxon familyJuncaceae +
Taxon nameJuncus vaseyi +
Taxon parentJuncus subg. Poiophylli +
Taxon rankspecies +
VolumeVolume 22 +