View source for Echinochloa paludigena

{{Treatment/ID
|accepted_name=Echinochloa paludigena
|accepted_authority=Wiegand
|publications=
|common_names=Florida barnyard grass
|special_status={{Treatment/ID/Special_status
|code=E
|label=Endemic
}}
|basionyms=
|synonyms=
|hierarchy=Poaceae;Poaceae subfam. Panicoideae;Poaceae tribe Paniceae;Echinochloa;Echinochloa paludigena
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Poaceae]]</div><div class="higher-taxon"><small>subfamily</small>[[Poaceae subfam. Panicoideae]]</div><div class="higher-taxon"><small>tribe</small>[[Poaceae tribe Paniceae]]</div><div class="higher-taxon"><small>genus</small>[[Echinochloa]]</div><div class="higher-taxon"><small>species</small>[[Echinochloa paludigena]]</div></div>
|volume=Volume 25
|mention_page=
|treatment_page=page 394
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="whole_organism duration;whole_organism growth form"><b>Plants </b>annual.</span> <span class="statement" id="st-d0_s1" data-properties="culm some measurement;culm orientation"><b>Culms </b>to 150 cm, erect.</span> <span class="statement" id="st-d0_s2" data-properties="sheath pubescence"><b>Sheaths </b>glabrous;</span> <span class="statement" id="st-d0_s3" data-properties="ligule presence">ligules absent;</span> <span class="statement" id="st-d0_s4" data-properties="blade length;blade width;blade pubescence or relief">blades 15-60 cm long, 8-20 mm wide, scabrous adaxially.</span> <span class="statement" id="st-d0_s5" data-properties="panicle some measurement;panicle orientation;rachis node pubescence;hair architecture"><b>Panicles </b>8-40 cm, erect to slightly drooping, rachis nodes hispid, hairs papillose-based;</span> <span class="statement" id="st-d0_s6" data-properties="primary branch some measurement;primary branch orientation;primary branch arrangement">primary branches 2-19 cm, erect to spreading, often widely spaced, longer branches with secondary branching.</span> <span class="statement" id="st-d0_s7" data-properties="spikelet length;spikelet width;spikelet architecture;spikelet coloration;spikelet coloration;spikelet pubescence or relief;spikelet pubescence;hair some measurement;hair architecture"><b>Spikelets </b>3.3-4.5 mm long, 2.4-2.6 mm wide, disarticulating at maturity, greenish or purplish, scabrous and hispid, hairs to 1 mm, often papillose-based.</span> <span class="statement" id="st-d0_s8" data-properties=""><b>Upper </b>glumes about as long as the spikelets;</span> <span class="statement" id="st-d0_s9" data-properties="lower floret architecture">lower florets staminate;</span> <span class="statement" id="st-d0_s10" data-properties="lower lemma architecture or shape;awn some measurement;awn coloration">lower lemmas usually awned, awns 1-15 mm, purplish;</span> <span class="statement" id="st-d0_s11" data-properties="lower palea development">lower paleas well-developed;</span> <span class="statement" id="st-d0_s12" data-properties="upper lemma shape;upper lemma width;apex shape;apex shape">upper lemmas broadly ovate, narrowing abruptly to the acute or acuminate apices;</span> <span class="statement" id="st-d0_s13" data-properties="floret anther some measurement">anthers of upper florets 1.2-1.7 mm.</span> <span class="statement" id="st-d0_s14" data-properties="caryopsis some measurement"><b>Caryopses </b>1.5-1.8 mm. <b>2n</b> = unknown.</span><!--

-->{{Treatment/Body
|distribution=Fla.;Tex.
|discussion=<p>Echinochloa paludigena is native to swamps, river-banks, and other wet habitats. Reports from Texas and Louisiana appear to be based on misidentifications; Wunderlin (1988) considers E. paludigena as a Florida endemic.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Echinochloa paludigena
|authority=Wiegand
|rank=species
|parent rank=genus
|synonyms=
|basionyms=
|family=Poaceae
|illustrator=Linda A. Vorobik;Hana Pazdírková
|illustration copyright=Utah State University
|distribution=Fla.;Tex.
|reference=None
|publication title=
|publication year=
|special status=Endemic
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V25/V25_1109.xml
|subfamily=Poaceae subfam. Panicoideae
|tribe=Poaceae tribe Paniceae
|genus=Echinochloa
|species=Echinochloa paludigena
|apex shape=acuminate;acute
|awn coloration=purplish
|awn some measurement=1mm;15mm
|blade length=15cm;60cm
|blade pubescence or relief=scabrous
|blade width=8mm;20mm
|caryopsis some measurement=1.5mm;1.8mm
|culm orientation=erect
|culm some measurement=0cm;150cm
|floret anther some measurement=1.2mm;1.7mm
|hair architecture=papillose-based;papillose-based
|hair some measurement=0mm;1mm
|ligule presence=absent
|lower floret architecture=staminate
|lower lemma architecture or shape=awned
|lower palea development=well-developed
|panicle orientation=erect;slightly drooping
|panicle some measurement=8cm;40cm
|primary branch arrangement=spaced
|primary branch orientation=erect;spreading
|primary branch some measurement=2cm;19cm
|rachis node pubescence=hispid
|sheath pubescence=glabrous
|spikelet architecture=disarticulating
|spikelet coloration=purplish;greenish
|spikelet length=3.3mm;4.5mm
|spikelet pubescence=hispid
|spikelet pubescence or relief=scabrous
|spikelet width=2.4mm;2.6mm
|upper lemma shape=ovate
|upper lemma width=narrowing
|whole_organism duration=annual
|whole_organism growth form=plant
}}<!--

-->[[Category:Treatment]][[Category:Echinochloa]]