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basket rush, mat or basket rush

Texas rush

Habit Herbs, perennial, 10–20 dm. Herbs, perennial, rhizomatous, 2.5–6 dm.
Rhizomes

long- creeping.

1 mm diam., with swollen nodes.

Culms

erect, 2–5 mm diam.

erect, terete, 1–3 mm diam., smooth.

Cataphylls

several.

0 or 1–2, straw-colored, apex rounded.

Leaves

blade absent.

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

lateral, many flowered, loose;

primary bract barely exceeding to many times longer than inflorescence.

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

variously pedicellate;

bracteoles membranous;

tepals greenish to pale brown, lanceolate, 3.5–5 mm;

inner series loosely subtending capsule at maturity, usually slightly shorter, margins scarious to clear, acutish;

stamens 6, filaments 0.3–0.9 mm, anthers 1–2.5 mm;

style 1–1.5 mm.

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

dark brown, 3-locular, oblate to narrowly ovoid, 3–4 mm, nearly equal to perianth.

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

dark amber, oblate to ellipsoid, 0.5–0.8 mm.

obovoid, 0.45–0.5 mm, not tailed;

body clear yellow-brown.

Juncus textilis

Juncus texanus

Phenology Flowering and fruiting summer. Fruiting summer.
Habitat Moist or wet exposed areas Swamps, depressions, seeps, sand or gravel bars, and wet mud
Elevation 100–1800 m (300–5900 ft) 400–600 m (1300–2000 ft)
Distribution
from FNA
CA
[WildflowerSearch map]
[BONAP county map]
from FNA
LA; OK; TX
[BONAP county map]
Source FNA vol. 22. FNA vol. 22.
Parent taxa Juncaceae > Juncus > subg. Genuini Juncaceae > Juncus > subg. Septati
Sibling taxa
J. acuminatus, J. acutiflorus, J. acutus, J. alpinoarticulatus, J. anthelatus, J. arcticus, J. articulatus, J. biglumis, J. bolanderi, J. brachycarpus, J. brachycephalus, J. brachyphyllus, J. brevicaudatus, J. bryoides, J. bufonius, J. bulbosus, J. caesariensis, J. canadensis, J. capillaris, J. capitatus, J. castaneus, J. chlorocephalus, J. compressus, J. confusus, J. cooperi, J. coriaceus, J. covillei, J. debilis, J. dichotomus, J. diffusissimus, J. drummondii, J. dubius, J. dudleyi, J. effusus, J. elliottii, J. ensifolius, J. falcatus, J. filiformis, J. filipendulus, J. georgianus, J. gerardii, J. greenei, J. gymnocarpus, J. hallii, J. hemiendytus, J. howellii, J. inflexus, J. interior, J. kelloggii, J. leiospermus, J. lesueurii, J. longistylis, J. luciensis, J. macrandrus, J. macrophyllus, J. marginatus, J. maritimus, J. megacephalus, J. mertensianus, J. militaris, J. nevadensis, J. nodatus, J. nodosus, J. occidentalis, J. orthophyllus, J. oxymeris, J. parryi, J. patens, J. pelocarpus, J. pervetus, J. phaeocephalus, J. polycephalus, J. regelii, J. repens, J. roemerianus, J. scirpoides, J. secundus, J. squarrosus, J. stygius, J. subcaudatus, J. subtilis, J. supiniformis, J. tenuis, J. texanus, J. tiehmii, J. torreyi, J. trifidus, J. triformis, J. triglumis, J. trigonocarpus, J. uncialis, J. validus, J. vaseyi, J. xiphioides
J. acuminatus, J. acutiflorus, J. acutus, J. alpinoarticulatus, J. anthelatus, J. arcticus, J. articulatus, J. biglumis, J. bolanderi, J. brachycarpus, J. brachycephalus, J. brachyphyllus, J. brevicaudatus, J. bryoides, J. bufonius, J. bulbosus, J. caesariensis, J. canadensis, J. capillaris, J. capitatus, J. castaneus, J. chlorocephalus, J. compressus, J. confusus, J. cooperi, J. coriaceus, J. covillei, J. debilis, J. dichotomus, J. diffusissimus, J. drummondii, J. dubius, J. dudleyi, J. effusus, J. elliottii, J. ensifolius, J. falcatus, J. filiformis, J. filipendulus, J. georgianus, J. gerardii, J. greenei, J. gymnocarpus, J. hallii, J. hemiendytus, J. howellii, J. inflexus, J. interior, J. kelloggii, J. leiospermus, J. lesueurii, J. longistylis, J. luciensis, J. macrandrus, J. macrophyllus, J. marginatus, J. maritimus, J. megacephalus, J. mertensianus, J. militaris, J. nevadensis, J. nodatus, J. nodosus, J. occidentalis, J. orthophyllus, J. oxymeris, J. parryi, J. patens, J. pelocarpus, J. pervetus, J. phaeocephalus, J. polycephalus, J. regelii, J. repens, J. roemerianus, J. scirpoides, J. secundus, J. squarrosus, J. stygius, J. subcaudatus, J. subtilis, J. supiniformis, J. tenuis, J. textilis, J. tiehmii, J. torreyi, J. trifidus, J. triformis, J. triglumis, J. trigonocarpus, J. uncialis, J. validus, J. vaseyi, J. xiphioides
Synonyms J. lesueurii var. elatus J. nodosus var. texanus
Name authority Buchenau: Abhandlungen herausgegeben vom naturwissenschaftlichen Vereine zu Bremen 17: 336. (1903) (Engelmann) Coville: in J. K. Small, Flora of the Southeastern United States 259. (1903)
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