Schoenoplectus purshianus var. purshianus

Treatment appears in FNA Volume 23. Treatment on page 56. Mentioned on page 55.

Perianth bristles present. 2n = 38.


Phenology: Fruiting summer–fall.
Habitat: Fresh-water shores, ponds, and ditches, usually drying, usually in sandy soils, often emergent, with relatively little water-level fluctuations
Elevation: 0–1000 m

Distribution

V23 80-distribution-map.jpg

Ont., Que., Ala., Conn., Del., D.C., Ga., Ill., Ind., Ky., Maine, Md., Mass., Mich., Minn., Mo., N.J., N.Y., N.C., Pa., R.I., Tenn., Va., W.Va., Wis.

Discussion

Selected References

None.

Lower Taxa

None.

"prolonged" is not a number."/30" is not declared as a valid unit of measurement for this property.

0.16 cm1.6 mm <br />0.0016 m <br /> (0.22 cm2.2 mm <br />0.0022 m <br />) +
proximally rounded +  and distinct stipelike +
0.12 cm1.2 mm <br />0.0012 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
blackish +  and brown +
obscurely;planoconvex;biconvex +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.07 cm0.7 mm <br />7.0e-4 m <br />) +
S. Galen Smith +
(Fernald) M. T. Strong +
shortened +
deciduous +
enlarged +
0.3mm;0.4mm +
Scirpus purshianus +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.03 cm0.3 mm <br />3.0e-4 m <br />) +
rudimentary +
c--shaped +
0.5mm;1mm +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
ascending +  and appressed +
parallel +  and divergent +
terete +, rolled +  and plicate +
dorsiventrally flat +  and c-shaped or laterally compressed +
0.5mm +  and 3mm +
10 cm100 mm <br />0.1 m <br /> (100 cm1,000 mm <br />1 m <br />) +
cylindric +
0.5mm;2mm +
Ont. +, Que. +, Ala. +, Conn. +, Del. +, D.C. +, Ga. +, Ill. +, Ind. +, Ky. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, Mo. +, N.J. +, N.Y. +, N.C. +, Pa. +, R.I. +, Tenn. +, Va. +, W.Va. +  and Wis. +
0–1000 m +
hypogynous +  and subtending +
biconvex +  and trigonous +
Fresh-water shores, ponds, and ditches, usually drying, usually in sandy soils, often emergent, with relatively little water-level fluctuations +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
cauline +  and basal +
membranous +
1 cm10 mm <br />0.01 m <br /> (15 cm150 mm <br />0.15 m <br />) +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
2.5 cm25 mm <br />0.025 m <br /> (?) +
curved +  and straight +
densely retrorsely spinulose +  and appressed-spinulose +
with (1-)3-6(-30) bristles and/or scales +
Fruiting summer–fall. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
subterete-channeled +
1 cm10 mm <br />0.01 m <br /> (?) +
inconspicuous +
distinct +
adventitious +
lineolate-spotted +, straw-colored +  and orangebrown +
deciduous +
basal +  and proximal +
2-keeled +
not pinnate-fibrillose +
Illustrated +  and Endemic +
0.5 cm5 mm <br />0.005 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
1 +  and 12 +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
3-fid +  and 2-fid +
Schoenoplectus purshianus var. purshianus +
Schoenoplectus purshianus +
variety +
not +  and rhizomatous +