Hordeum marinum subsp. marinum

Common names: Sea barley
Treatment appears in FNA Volume 24. Treatment on page 248.

Plants summer or winter-annuals. Leaves 1.5-8 mm wide, usually flat. Lateral spikelets: lower glumes winged on the side towards the central spikelets, wings 0.5-2.3 mm wide. 2n = 14.

Discussion

Hordeum marinum subsp. marinum is native to Eurasia, where it grows in disturbed habitats. Although it has been reported occasionally from the Flora region, it has not become established.

Selected References

None.

Lower Taxa

None.

"decumbent" is not a number.

membranous +  and scarious +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.13 cm1.3 mm <br />0.0013 m <br />) +
toothed +, lobed +  and entire +
Roland von Bothmer +, Claus Badenf +  and Niels H. Jacobsen +
1 (?) +  and 3 (?) +
basal +  and apical +
0.3 cm3 mm <br />0.003 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
keeled +  and rounded +
pseudopetiolate +  and branching +
intravaginal +, extravaginal +, branching +  and basal +
swelling +
0 cm0 mm <br />0 m <br /> (8 cm80 mm <br />0.08 m <br />) +
not evident +
flat +  and more or less involute +
0.1 cm1 mm <br />0.001 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
spikelike +
hairy +  and glabrous +
pedicellate +  and sessile +
Sea barley +
not branching +
straight +
geniculate +
0 cm0 mm <br />0 m <br /> (50 cm500 mm <br />0.5 m <br />) +
not woody +
Mont. +, Oreg. +, Mass. +, Wash. +, B.C. +, Utah +, Calif. +, Ohio +, N.J. +, Okla. +, Pa. +, Ill. +, Ariz. +, Idaho +  and Nev. +
liquid +, soft +  and hard +
capillary +
sessile +  and pedicellate +
laterally compressed +  and terete +
reduced +
straight +
shorter than to longer than the adjacent florets +
14mm +  and 26mm +
subtending +
setaceous +
unequal +
0.2mm +  and 1.1mm +
uncinate +
solid +  and hollow +
staminate +  and pedicellate +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
stiffly membranous +  and coriaceous +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
inconspicuous +
lanceolate +
fleshy +  and membranous +
concealed +  and prominent +
2 +  and 1 +
hairy +  and glabrous +
well-developed +
slightly longer +
keeled +  and ovate +
subequal +
straight +  and curved +
0 cm0 mm <br />0 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
dry +  and fleshy +
spikelike +
disarticulating +
glabrous +  and pubescent +
Introduced +
1.5 cm15 mm <br />0.015 m <br /> (?) +  and 7 cm70 mm <br />0.07 m <br /> (?) +
disarticulating +  and sessile +
bisexual +  and sterile +
terete +  and compressed +
1 +  and 3 +
simple +  and compound +
2 (?) +  and 3 (?) +
not papillate +
Gramineae +
Hordeum marinum subsp. marinum +
Hordeum marinum +
subspecies +
membranous +
inconspicuous +
aquatic +  and terrestrial +
0.5mm +  and 2.3mm +