Difference between revisions of "Juncus covillei"

Piper

Contributions from the U. S. National Herbarium 11: 182. 1906.

Common names: Coville's rush
Basionym: Juncus falcatus var. paniculatus Engelmann Trans. Acad. Sci. St. Louis 2: 495. 1868,
Treatment appears in FNA Volume 22.
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|distribution=Coastal to montane areas.
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|distribution=B.C.;Calif.;Idaho;Mont.;Oreg.;Wash.;Coastal to montane areas.
 
|discussion=<p>Varieties 2 (2 in the flora).</p>
 
|discussion=<p>Varieties 2 (2 in the flora).</p>
 
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|basionyms=Juncus falcatus var. paniculatus
 
|basionyms=Juncus falcatus var. paniculatus
 
|family=Juncaceae
 
|family=Juncaceae
|distribution=Coastal to montane areas.
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|distribution=B.C.;Calif.;Idaho;Mont.;Oreg.;Wash.;Coastal to montane areas.
 
|reference=None
 
|reference=None
 
|publication title=Contributions from the U. S. National Herbarium
 
|publication title=Contributions from the U. S. National Herbarium
 
|publication year=1906
 
|publication year=1906
 
|special status=
 
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|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V22/V22_450.xml
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|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V22/V22_450.xml
 
|genus=Juncus
 
|genus=Juncus
 
|subgenus=Juncus subg. Graminifolii
 
|subgenus=Juncus subg. Graminifolii
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Latest revision as of 18:33, 6 November 2020

Herbs, perennial, strongly rhizomatous, 0.5–2.5 dm. Culms erect, slightly flattened. Leaves: basal 2–5, cauline 2–4; auricles absent or, if present, 0.5–1.5 mm, apex acute; blade flat, 5–15 cm × 2–3 mm. Inflorescences glomerules, 1–6, each with 3–7 flowers, open to aggregate, 2–6 cm; primary bract or distal leaves usually exceeding inflorescences. Flowers: tepals usually brown, ovate-oblong, 3–4 mm, margins scarious; inner series slightly shorter, minutely papillate; stamens 6, filaments 0.8–1.4 mm, anthers 0.8–1.4 mm; style 1 mm. Capsules 3-locular, narrowly ovoid, 4–5 mm. Seeds narrowly ovoid, 0.3 mm, not tailed.

Distribution

V22 450-distribution-map.jpg

B.C., Calif., Idaho, Mont., Oreg., Wash., Coastal to montane areas.

Discussion

Varieties 2 (2 in the flora).

Selected References

None.

Key

1 Perianth dark brown, apex of inner series rounded; capsule dark brown, 1 mm longer than perianth Juncus covillei var. covillei
1 Perianth pale brown, apex of inner series acute to obtuse; capsule pale brown, barely exceeding perianth Juncus covillei var. obtusatus