Juncus validus var. fascinatus

M. C. Johnston

Southwestern Naturalist 9: 313. 1968.

Endemic
Treatment appears in FNA Volume 22.

Inflorescences 2–5 cm; heads 6–15-flowered. Capsules exserted, valves not separating at dehiscence.


Phenology: Fruiting summer.
Habitat: Moist to wet sandy areas, shores of ponds, lakes, and streams, sometimes in woodlands
Elevation: 0–100 m

Discussion

Selected References

None.

Lower Taxa

None.
persistent +
acuminate +  and acute +
membranaceous +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Ralph E. Brooks* +  and Steven E. Clemants* +
M. C. Johnston +
Juncus crassifolius +
9 cm90 mm <br />0.09 m <br /> (70 cm700 mm <br />0.7 m <br />) +
compressed +
0.2 cm2 mm <br />0.002 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
clear yellowbrown +
ascending +  and erect +
terete +, involute +  and flat +
straw-colored +
tapering;subulate +
5 cm50 mm <br />0.05 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
0–100 m +
arranged +  and cluster +
headlike +
Moist to wet sandy areas, shores of ponds, lakes, and streams, sometimes in woodlands +
6-15-flowered +
1.2 cm12 mm <br />0.012 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
spheric +
pseudoaxillary +  and terminal +
2 cm20 mm <br />0.02 m <br /> (5 cm50 mm <br />0.05 m <br />) +
cauline +  and basal +
3 +  and 1 +
green;brown or purplish black +
persistent +
Fruiting summer. +
parietal +  and axile +
Southwestern Naturalist +
2 cm20 mm <br />0.02 m <br /> (?) +
not tailed;ellipsoid +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.06 cm0.6 mm <br />6.0e-4 m <br />) +
green;brown or purplish black +
persistent +
generally longer +
Juncus sect. Septati +
Juncus validus var. fascinatus +
Juncus validus +
variety +
green +  and reddish +
lance-subulate +
0.4 cm4 mm <br />0.004 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
10 cm100 mm <br />0.1 m <br /> (30 cm300 mm <br />0.3 m <br />) +
not +  and separating +
not separating +
only proximal;middle +
herb +  and cespitose +