Difference between revisions of "Juncus nodatus"
in N. L. Britton and A. Brown,Ill. Fl. N. U.S., ed. 2 1: 482. 1913.
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|name=Juncus robustus | |name=Juncus robustus | ||
|authority=(Engelmann) Coville | |authority=(Engelmann) Coville | ||
| + | |rank=species | ||
|publication_title= | |publication_title= | ||
|publication_place=1896, | |publication_place=1896, | ||
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|name=Juncus acuminatus var. robustus | |name=Juncus acuminatus var. robustus | ||
|authority=Engelmann | |authority=Engelmann | ||
| + | |rank=variety | ||
}} | }} | ||
|hierarchy=Juncaceae;Juncus;Juncus subg. Septati;Juncus nodatus | |hierarchy=Juncaceae;Juncus;Juncus subg. Septati;Juncus nodatus | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Juncus nodatus | name=Juncus nodatus | ||
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|authority=Coville in N. L. Britton and A. Brown | |authority=Coville in N. L. Britton and A. Brown | ||
|rank=species | |rank=species | ||
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|publication year=1913 | |publication year=1913 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V22/V22_8.xml |
|genus=Juncus | |genus=Juncus | ||
|subgenus=Juncus subg. Septati | |subgenus=Juncus subg. Septati | ||
Revision as of 20:00, 16 December 2019
Herbs, perennial, cespitose, 3–10 dm. Roots without terminal tubers. Culms erect, terete, 4–6 mm diam., smooth. Cataphylls 1–2, straw-colored, apex acute. Leaves: basal 1–2, cauline 1–2; auricles 1.2–1.5 mm, apex rounded, scarious; blade straw-colored or green, terete, 20–65 cm × 1.1–3.5 mm, with prominent and conspicuous ringlike bands at position of cross partitions; distal cauline leaves reduced to 2.5 cm. Inflorescences terminal panicles of 30–250 heads, 8–12 cm, branches spreading; primary bract erect to ascending; heads 2–10-flowered, broadly obovoid to hemispheric, 0.3–0.5 mm diam. Flowers: tepals straw-colored, lance-subulate, apex acuminate; outer tepals 1.9–2.2 mm; inner tepals 1.7–2.1 mm; stamens 3, anthers equal filament length. Capsules exserted, straw-colored, 1-locular, ovoid, 1.9–2.5 mm, apex acute, valves separating at dehiscence. Seeds oblong or ellipsoid, 0.5–0.6 mm, not tailed; body clear yellow-brown.
Phenology: Fruiting late spring–late summer.
Habitat: Commonly in shallow water, marshy shores, sloughs, wet flatwoods, and savannas, bogs, ditches, wet woods, shores, in standing water to 3 ft 1 m deep
Elevation: 100–200 m
Distribution
Ala., Ark., Fla., Ill., Ind., Kans., Ky., La., Mo., Okla., Tenn., Tex.
Discussion
Selected References
None.