Juncus hemiendytus

F. J. Hermann

Leaflets of Western Botany 5: 118. 1948.

IllustratedEndemic
Synonyms: Juncus brachystylus (Engelmann) Piper Juncus brachystylus var. uniflorus Engelmann Juncus triformis var. uniflorus Engelmann
Treatment appears in FNA Volume 22. Treatment on page 232.
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Herbs, annual, cespitose, 0.03–0.36 dm. Culms to 5. Leaves to 1.8 cm, 1/2–1 1/3 height of plant. Inflorescences solitary flowers. Flowers 2-merous;: tepals 4 (–6), erect to recurved at maturity, reddish, 1.5–3 × 0.5–1.2 mm; outer and outer series nearly equal, apex rounded to acute; stamens 2 (–3), filaments 0.5–1.4 mm, anthers 0.3–0.7 mm; style 0.1–0.4 mm, stigma 2 (–3), 0.3–1 mm. Capsules reddish, 2–- or 3-locular, obovoid to ellipsoid or oblate, 1.9–3.5 × 1–2 mm. Seeds ovoid to oblate, 0.3–0.55 mm.

Discussion

Varieties 2 (2 in the flora).

Selected References

None.

Key

1 Bracts proximal to inflorescence, 1–2 Juncus hemiendytus var. hemiendytus
1 Bracts proximal to inflorescence absent Juncus hemiendytus var. abjectus
... more about "Juncus hemiendytus"
persistent +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.07 cm0.7 mm <br />7.0e-4 m <br />) +
rounded +  and acute +
Ralph E. Brooks* +  and Steven E. Clemants* +
F. J. Hermann +
channeled;terete;flat +
0.19 cm1.9 mm <br />0.0019 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
obovoid;ellipsoid or oblate +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
flattened +  and round +
North America and south temperate areas of the world +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.14 cm1.4 mm <br />0.0014 m <br />) +
arranged +  and cluster +
headlike +
pseudoaxillary +  and terminal +
1/2 height of plant;1-1/3 height of plant +
cauline +  and basal +
3 +  and 1 +
green;brown or purplish black +
persistent +
parietal +  and axile +
Leaflets of Western Botany +
ovoid;oblate +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.055 cm0.55 mm <br />5.5e-4 m <br />) +
green;brown or purplish black +
persistent +
Illustrated +  and Endemic +
generally longer +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (?) +  and 0.04 cm0.4 mm <br />4.0e-4 m <br /> (?) +
Juncus brachystylus +, Juncus brachystylus var. uniflorus +  and Juncus triformis var. uniflorus +
Juncus hemiendytus +
Juncus subg. Graminifolii +
species +
1.5mm;3mm +
erect;recurved +
0.5mm;1.2mm +
herb +  and cespitose +