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Phalaris paradoxa L.

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Phalaris paradoxa L. (1763)
Phalaris paradoxa L.

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Exotic
Wild
New Zealand
Political Region

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L.
L.
1763
ICN
Phalaris paradoxa L.
species
Phalaris paradoxa

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paradoxa

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Phalaris paradoxa L.

Annuals, 20-80 cm. Leaf-sheath firm with narrow hyaline margin, ribs many, ± finely scabrid; uppermost sheaths conspicuously inflated, glabrous. Ligule 2-4-(6) mm, ± tapered. Leaf-blade 6-20 cm × 3-5.5 mm, tapered, ribs and margins finely scabrid, tip fine, soft, acute. Culm 14-56 cm, branched at base. Panicle 2.5-6 × 0.8-1.5 cm, cylindric, oblong, or widened above; rachis and very short branches scabrid, hidden. Spikelets in groups of 5-7-(9), with one central almost sessile ☿ spikelet 5-6.5 mm, surrounded by an involucre-like cluster of shorter, unequal, usually Ø, sometimes ♂ spikelets on short glabrous pedicels, two of the Ø spikelets generally larger. Glumes of all spikelets hard, keel sparsely scabrid, wing margin minutely scabrid; glumes of Ø spikelets sometimes sparsely hairy, margins scabrid in upper ⅓, apex rounded or truncate, or occasionally with acute flange; glumes of ☿ spikelets with 2-6 prominent lateral nerves and often shorter nerves as well, tapering above to acute tip, narrowly winged apart from an acute projecting middorsal flange. Ø florets: lemmas minute, scale-like, equal, glabrous. ☿ floret: lemma 2.9-3.3 mm, ovate, acute, almost glabrous; palea entirely glabrous or internerve sometimes sparsely hairy; anthers 1-1.6 mm; caryopsis 2-2.6 × 1.2-1.5 mm.

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Phalaris paradoxa L.
Phalaris paradoxa L.

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Phalaris paradoxa L.
New Zealand
Canterbury Land District

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da019e89-b77f-4d3d-a9ff-1387ece4e2d3
scientific name
Names_Plants
1 January 2000
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