Sporobolus vaginiflorus var. vaginiflorus

Endemic
Synonyms: Sporobolus vaginiflorus var. inaequalis
Treatment appears in FNA Volume 25. Treatment on page 119.

Sheath bases usually glabrous. Spikelets mostly 3-6 mm. Glumes usually shorter than the florets; lemmas mostly 3-5.4 mm, usually 1-veined, sometimes faintly 3-veined; paleas mostly 3-5.4 mm. Fruits 1.8-2.7 mm.

Distribution

B.C., N.B., N.S., Ont., P.E.I., Que., Del., Wis., Conn., Mass., Maine, N.H., N.Y., R.I., Vt., Fla., N.J., N.Mex., La., Pa., Calif., Ala., Ark., Ill., Ariz., D.C., Ga., Iowa, Idaho, Ind., Kans., Ky., Md., Mich., Minn., Mo., Miss., N.C., N.Dak., Nebr., Ohio, Okla., S.C., S.Dak., Tenn., Tex., Va., W.Va.

Discussion

Sporobolus vaginiflorus var. vaginiflorus is the most wide-ranging of the two varieties, extending north into Canada.

Selected References

None.

Lower Taxa

None.

"decumbent" is not a number.

quadrangular +, fusiform +, obovoid +  and ellipsoid +
purplish +  and yellowish +
0.12 cm1.2 mm <br />0.0012 m <br /> (0.32 cm3.2 mm <br />0.0032 m <br />) +
acute +  and acuminate +
grayish +  and purplish +
Paul M. Peterson +, Stephan L. Hatch +  and Alan S. Weakley +
(Torr. ex A. Gray) Alph. Wood +
1 (?) +  and 3 (?) +
multiple +, , +  and single +
keeled +  and rounded +
pseudopetiolate +  and branching +
not fused +
intravaginal +, extravaginal +, branching +  and basal +
swelling +
membranous +
not pseudopetiolate +
2 cm20 mm <br />0.02 m <br /> (12 cm120 mm <br />0.12 m <br />) +
scabridulous +
flat +  and loosely involute +
0.06 cm0.6 mm <br />6.0e-4 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
spikelike +
triangular +  and dome--shaped +
sometimes longer +
membranous +
erect +  and decumbent +
15 cm150 mm <br />0.15 m <br /> (60 cm600 mm <br />0.6 m <br />) +
not woody +
B.C. +, N.B. +, N.S. +, Ont. +, P.E.I. +, Que. +, Del. +, Wis. +, Conn. +, Mass. +, Maine +, N.H. +, N.Y. +, R.I. +, Vt. +, Fla. +, N.J. +, N.Mex. +, La. +, Pa. +, Calif. +, Ala. +, Ark. +, Ill. +, Ariz. +, D.C. +, Ga. +, Iowa +, Idaho +, Ind. +, Kans. +, Ky. +, Md. +, Mich. +, Minn. +, Mo. +, Miss. +, N.C. +, N.Dak. +, Nebr. +, Ohio +, Okla. +, S.C. +, S.Dak. +, Tenn. +, Tex. +, Va. +  and W.Va. +
not waisted +
capillary +
pistillate +  and staminate +
sometimes longer +
bisexual +  and fertile +
round +  and compressed +
reduced +
1.1 cm11 mm <br />0.011 m <br /> (?) +
light brownish +
flattened +  and obovoid +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.27 cm2.7 mm <br />0.0027 m <br />) +
shorter or longer +
subtending +
linear-lanceolate +  and lanceolate-triangular or ovate +
subequal +
membranous to chartaceous +
papillose-based +
uncinate +
0 cm0 mm <br />0 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
paniculate +  and racemose +
hollow +  and solid +
not absent +
3-veined +  and 1-veined +
lanceolate +  and lanceolate-triangular +
0.3 cm3 mm <br />0.003 m <br /> (0.54 cm5.4 mm <br />0.0054 m <br />) +
chartaceous +  and membranous +
sometimes longer +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.03 cm0.3 mm <br />3.0e-4 m <br />) +
inconspicuous +
0.28 cm2.8 mm <br />0.0028 m <br /> (0.47 cm4.7 mm <br />0.0047 m <br />) +
scabridulous +  and smooth +
concealed +  and prominent +
2 +  and 1 +
lanceolate +  and lanceolate-triangular +
0.3 cm3 mm <br />0.003 m <br /> (0.54 cm5.4 mm <br />0.0054 m <br />) +
1cm +  and 5cm +
cylindrical +
0.2 cm2 mm <br />0.002 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
scabridulous +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
mucilaginous +
adherent +  and free +
dry +  and fleshy +
0.4 cm4 mm <br />0.004 m <br /> (1.8 cm18 mm <br />0.018 m <br />) +
spikelike +
inflated +
yellowish +  and purplish or grayish-mottled +
1 +  and 60 +
rounded +  and laterally compressed +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
1 +  and 3 +
compound +  and simple +
2 (?) +  and 3 (?) +
Sporobolus vaginiflorus var. inaequalis +
Sporobolus vaginiflorus var. vaginiflorus +
Sporobolus vaginiflorus +
variety +
membranous +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
quadrangular +, fusiform +, obovoid +  and ellipsoid +
7 (?) +  and 13 (?) +
stoloniferous +  and rhizomatous +
aquatic +  and terrestrial +
dioecious +, monoecious +  and synoecious +