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.

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 +