Difference between revisions of "Juncus texanus"
in J. K. Small,Flora of the Southeastern United States 259. 1903.
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|common_names=Texas rush | |common_names=Texas rush | ||
| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=E | ||
| + | |label=Endemic | ||
| + | }} | ||
|basionyms={{Treatment/ID/Basionym | |basionyms={{Treatment/ID/Basionym | ||
|name=Juncus nodosus var. texanus | |name=Juncus nodosus var. texanus | ||
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|publication title=in J. K. Small,Flora of the Southeastern United States | |publication title=in J. K. Small,Flora of the Southeastern United States | ||
|publication year=1903 | |publication year=1903 | ||
| − | |special status= | + | |special status=Endemic |
| − | |source xml=https:// | + | |source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/bb6b7e3a7de7d3b7888a1ad48c7fd8f5c722d8d6/coarse_grained_fna_xml/V22/V22_404.xml |
|genus=Juncus | |genus=Juncus | ||
|subgenus=Juncus subg. Septati | |subgenus=Juncus subg. Septati | ||
Revision as of 21:22, 27 May 2020
Herbs, perennial, rhizomatous, 2.5–6 dm. Rhizomes 1 mm diam., with swollen nodes. Culms erect, terete, 1–3 mm diam., smooth. Cataphylls 0 or 1–2, straw-colored, apex rounded. Leaves: basal 0–1, cauline 3–5, auricles 1.5–2.5 mm, apex rounded to acutae, scarious; blade straw-colored to green, terete, 5.5–20 cm × 1–2.5 mm. Inflorescences terminal panicles of 2–16 heads, 2.5–6 cm, branches ascending, spreading, or reflexed; primary bract erect to spreading; heads 10–40-flowered, spheric, 11–15 mm diam. Flowers: tepals green or straw-colored to reddish brown, lance-subulate, apex acuminate; outer tepals (3.5–)4–4.9 mm; inner tepals 3.9–5.4 mm; stamens 6, anthers 2–3 times filament length. Capsules exserted, chestnut brown, 1-locular, lance-subulate, 5.2–6.5(–8) mm, apex tapering, valves separating at dehiscence, fertile throughout or only proximal to middle. Seeds obovoid, 0.45–0.5 mm, not tailed; body clear yellow-brown.
Phenology: Fruiting summer.
Habitat: Swamps, depressions, seeps, sand or gravel bars, and wet mud
Elevation: 400–600 m
Distribution
La., Okla., Tex.
Discussion
Selected References
None.