Glyceria grandis var. grandis

Common names: Giant glyceria Giant mannagrass Glycerie geante
Endemic
Treatment appears in FNA Volume 24. Treatment on page 71.
Revision as of 02:22, 30 July 2020 by imported>Volume Importer
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Illustrator: Cindy Roché

Copyright: Utah State University

Spikelets 3.2-6.4 mm, with 4-8 florets

Distribution

Wash., Del., Wis., W.Va., Wyo., N.H., N.J., N.Mex., N.C., Tenn., N.Y., Pa., Ariz., Ill., Ind., Md., Mich., Minn., Miss., Mont., N.Dak., Nebr., R.I., S.Dak., Utah, Vt., Calif., Nev., Va., Iowa, Oreg., Colo., Alaska, Alta., B.C., Man., N.B., Nfld. and Labr. (Labr.), N.S., N.W.T., Ont., P.E.I., Que., Sask., Yukon, Idaho, Conn., Maine, Mass., Ohio

Discussion

Glyceria grandis var. grandis is the more widespread of the two varieties, growing throughout the range of the species.

Selected References

None.

Lower Taxa

None.

"decumbent" is not a number.

membranous +  and scarious +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.12 cm1.2 mm <br />0.0012 m <br />) +
entire +  and truncate +
rounded to truncate +  and acute +
Mary E. Barkworth +  and Laurel K. Anderton +
S. Watson +
1 (?) +  and 3 (?) +
basal +  and apical +
keeled +  and rounded +
pseudopetiolate +  and branching +
persistent +
intravaginal +, extravaginal +, branching +  and basal +
swelling +
25 cm250 mm <br />0.25 m <br /> (43 cm430 mm <br />0.43 m <br />) +
folded +  and flat +
0.45 cm4.5 mm <br />0.0045 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
7 cm70 mm <br />0.07 m <br /> (?) +
10 cm100 mm <br />0.1 m <br /> (18 cm180 mm <br />0.18 m <br />) +
Giant glyceria +, Giant mannagrass +  and Glycerie geante +
50 cm500 mm <br />0.5 m <br /> (150 cm1,500 mm <br />1.5 m <br />) +
decumbent +  and erect +
20 cm200 mm <br />0.2 m <br /> (250 cm2,500 mm <br />2.5 m <br />) +
not woody +
0.8 cm8 mm <br />0.008 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
Wash. +, Del. +, Wis. +, W.Va. +, Wyo. +, N.H. +, N.J. +, N.Mex. +, N.C. +, Tenn. +, N.Y. +, Pa. +, Ariz. +, Ill. +, Ind. +, Md. +, Mich. +, Minn. +, Miss. +, Mont. +, N.Dak. +, Nebr. +, R.I. +, S.Dak. +, Utah +, Vt. +, Calif. +, Nev. +, Va. +, Iowa +, Oreg. +, Colo. +, Alaska +, Alta. +, B.C. +, Man. +, N.B. +, Nfld. and Labr. (Labr.) +, N.S. +, N.W.T. +, Ont. +, P.E.I. +, Que. +, Sask. +, Yukon +, Idaho +, Conn. +, Maine +, Mass. +  and Ohio +
0 +  and 1/3 +
liquid +, soft +  and hard +
capillary +
sometimes longer +
4 +  and 8 +
compressed +
reduced +
shorter than to longer than the adjacent lemmas +
subtending +
acute +  and obtuse +
much smaller +
scarious +  and membranous +
5-11-veined +
uncinate +
Ovoid (?) +  and Oblong (?) +
truncate +  and notched +
hairy +, glabrous +, scabrous +  and smooth +
acute +  and rounded or truncate more or less flat +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
membranous +  and thinly coriaceous +
pliable +  and stiff +
truncate +  and rounded +
0.1 cm1 mm <br />0.001 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
inconspicuous +
lanceolate +
0.1 cm1 mm <br />0.001 m <br /> (0.23 cm2.3 mm <br />0.0023 m <br />) +
concealed +  and prominent +
2 +  and 1 +
well-developed +
reduced +
16cm +  and 42cm +
12 cm120 mm <br />0.12 m <br /> (20 cm200 mm <br />0.2 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
dry +  and fleshy +
scabridulous +  and smooth +
0.32 cm3.2 mm <br />0.0032 m <br /> (1 cm10 mm <br />0.01 m <br />) +
35 +  and 80 +
oval +  and elliptic +
0.32 cm3.2 mm <br />0.0032 m <br /> (0.64 cm6.4 mm <br />0.0064 m <br />) +
2mm +  and 3mm +
1 +  and 3 +
simple +  and compound +
2 (?) +  and 3 (?) +
Glyceria maxima subsp. grandis +  and Pallescens +
Glyceria grandis var. grandis +
Glyceria grandis +
variety +
truncate +  and notched +
membranous +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.27 cm2.7 mm <br />0.0027 m <br />) +
prominent +  and evident +
scabridulous +
aquatic +  and terrestrial +