View source for Isoëtes acadiensis

{{Treatment/ID
|accepted_name=Isoëtes acadiensis
|accepted_authority=Kott
|publications={{Treatment/Publication
|title=Canad. J. Bot.
|place=59: 2592. 1981
|year=1981
}}
|common_names=Acadian quillwort
|basionyms=
|synonyms=
|hierarchy=Isoëtaceae;Isoëtes;Isoëtes acadiensis
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Isoëtaceae]]</div><div class="higher-taxon"><small>genus</small>[[Isoëtes]]</div><div class="higher-taxon"><small>species</small>[[Isoëtes acadiensis]]</div></div>
|volume=Volume 2
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="plant growth form or habitat;plant location"><b>Plants </b>aquatic, submerged.</span> <span class="statement" id="st-d0_s1" data-properties="rootstock shape;rootstock shape"><b>Rootstock </b>nearly globose 2 (–3) -lobed.</span> <span class="statement" id="st-d0_s2" data-properties="leaf duration;leaf coloration;leaf coloration;leaf coloration;leaf coloration;leaf arrangement;leaf some measurement;leaf texture;leaf shape"><b>Leaves </b>evergreen, olive green to reddish-brown, pale toward base, spirally arranged, to 20 cm, pliant, gradually tapering to tip.</span> <span class="statement" id="st-d0_s3" data-properties="velum position relational;velum count"><b>Velum </b>covering less than 1/2 of sporangium.</span> <span class="statement" id="st-d0_s4" data-properties="sporangium wall coloration"><b>Sporangium </b>wall brown-streaked.</span> <span class="statement" id="st-d0_s5" data-properties="megaspore coloration;megaspore diameter;megaspore relief;megaspore relief;megaspore relief;crest shape;crest architecture or pubescence or relief"><b>Megaspores </b>white, 400-650 μm diam., rugulate to reticulate with ridges having rounded or smooth crests;</span> <span class="statement" id="st-d0_s6" data-properties="girdle architecture or pubescence or relief">girdle smooth.</span> <span class="statement" id="st-d0_s7" data-properties=""><b>Microspores </b>gray in mass, 25–35 μm, spinulose.</span> <span class="statement" id="st-d0_s8" data-properties="microspore coloration;microspore some measurement;microspore architecture or shape;2n chromosome count">2n = 44.</span><!--

-->{{Treatment/Body
|habitat=Emergent or in shalow water of slightly acid lakes, ponds, and streams
|distribution=N.B.;Nfld.;N.S.;Mass.;Maine;N.H.;N.Y.
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Isoëtes acadiensis
|author=
|authority=Kott
|rank=species
|parent rank=genus
|synonyms=
|basionyms=
|family=Isoëtaceae
|habitat=Emergent or in shalow water of slightly acid lakes, ponds, and streams
|distribution=N.B.;Nfld.;N.S.;Mass.;Maine;N.H.;N.Y.
|reference=None
|publication title=Canad. J. Bot.
|publication year=1981
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/287ef3db526bd807d435a3c7423ef2df1e951227/V2/V2_632.xml
|genus=Isoëtes
|species=Isoëtes acadiensis
|2n chromosome count=44
|crest architecture or pubescence or relief=smooth
|crest shape=rounded
|girdle architecture or pubescence or relief=smooth
|leaf arrangement=arranged
|leaf coloration=pale;olive green;reddish-brown
|leaf duration=evergreen
|leaf shape=tapering
|leaf some measurement=0cm;20cm
|leaf texture=pliant
|megaspore coloration=white
|megaspore diameter=400um;650um
|megaspore relief=rugulate;reticulate
|microspore architecture or shape=spinulose
|microspore coloration=gray
|microspore some measurement=25um;35um
|plant growth form or habitat=aquatic
|plant location=submerged
|rootstock shape=2(-3)-lobed;globose
|sporangium wall coloration=brown-streaked
|velum count=0;1/2
|velum position relational=covering
}}<!--

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