


Hordeum marinum Huds.

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Details
Hordeum marinum Huds.
Hordeum marinum Huds.
Nomenclature
Huds.
Huds.
ICN
Hordeum marinum Huds.
species
Hordeum marinum
Classification
Subordinates
Vernacular names
Descriptions
Loosely tufted, rather stiff, green to bluish green annuals, 10-30-(45) cm, sometimes reduced to a single shoot. Leaf-sheath without auricles, lower densely and minutely pubescent, upper glabrous, the uppermost inflated. Ligule 0.3-0.4 mm, ciliate. Leaf-blade 1.5-7 cm × 1-3.5 mm, flat, acute, extremely minutely pubescent. Culm (4)-8-25-(35) cm, erect, or geniculate below, internodes glabrous. Raceme erect, dense-flowered, green, purplish, or brownish, oblong or ovate, (0.8)-2-6-(8) × 1.5-2.5-(3) cm, including awns; rachis fragile, margins hairy. Central ☿ spikelet sessile; lateral spikelets Ø, on strong pedicels c. 1 mm. Lateral spikelets: glumes ± equal in length but dissimilar in shape, outer entirely awn-like, 13-22 mm, inner with a broad (0.5-1 mm) basal wing 3-5.5 mm, tipped by an awn 10-18 mm, both glumes overtopping lemma awns; lemma 3-6 mm, abaxially glabrous, adaxially with scattered hairs, tipped by scabrid awn 2.5-6 mm; palea = lemma, abaxially smooth but scabrid on keels near apex, adaxially minutely pubescent in upper ½; rachilla prolongation 1-1.5 mm. Central spikelet: glumes ± equal, similar, awn-like, scabrid, 13-20 mm, < awned lemma; lemma 6-7.5 mm, abaxially glabrous, adaxially minutely pubescent near base of scabrid awn 6-17 mm; palea = lemma, folded, scabrid on keels above, adaxially prickle-toothed near produced apex; rachilla prolongation 3.5-5 mm. Lodicules 1.0-1.25 mm, shortly ciliate, narrow. Anthers 1-1.5-(1.8) mm. Gynoecium: ovary c. 1.0 mm; stigma-styles 1.2-1.5 mm. Caryopsis 3-4-5 × 1-1.5 mm; embryo 0.5 mm.
Taxonomic concepts
Critesion marinum (Huds) Á.Löve
Critesion marinum (Huds.) Á.Löve
Hordeum marinum Huds.
Hordeum marinum Huds.
Hordeum marinum Huds.
Collections
Metadata
8fc0ca9f-3d0d-4b5e-b72d-5b70644e4511
scientific name
Names_Plants
1 January 2000
18 June 2021