View source for Botrychium crenulatum

{{Treatment/ID
|accepted_name=Botrychium crenulatum
|accepted_authority=W. H. Wagner
|publications={{Treatment/Publication
|title=Amer. Fern J.
|place=71: 21. 1981
|year=1981
}}
|common_names=Dainty moonwort
|basionyms=
|synonyms=
|hierarchy=Ophioglossaceae;Botrychium;Botrychium subg. Botrychium;Botrychium crenulatum
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Ophioglossaceae]]</div><div class="higher-taxon"><small>genus</small>[[Botrychium]]</div><div class="higher-taxon"><small>subgenus</small>[[Botrychium subg. Botrychium]]</div><div class="higher-taxon"><small>species</small>[[Botrychium crenulatum]]</div></div>
|volume=Volume 2
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Trophophore </b>stalk 0.5–7 mm; blade yellow-green, oblong, 1-pinnate, to 6 × 2 cm, thin, herbaceous. <b>Pinnae</b> to 5 pairs, spreading, well separated, distance between 1st and 2d pinnae not or slightly more than between 2d and 3d pairs, basal pinna pair approximately equal in size and cutting to adjacent pair, broadly fan-shaped, undivided to tip, margins mainly crenulate to dentate, proximal pinnae with 1 or more shallow incisions, apex rounded, apical lobe linear to linear-cuneate, well separated from adjacent lobes, venation like ribs of fan, midrib absent. <b>Sporophores</b> 1–2-pinnate, 1.3–3 times length of trophophore. <b>2n</b> =90.</span><!--

-->{{Treatment/Body
|phenology=Leaves appearing in mid to late spring, dying in late summer; in extremely dry years of shorter duration or not appearing at all.
|habitat=Local in marshy and springy areas
|elevation=1200–2500 m
|distribution=Ariz.;Calif.;Idaho;Mont.;Oreg.;Nev.;Utah;Wash.;Wyo.
|discussion=<p><i>Botrychium crenulatum</i> is commonly associated with <i>B. simplex</i> in California. In the Wallowa Mountains of Oregon it occurs with <i>B. ascendens</i>, <i>B. lunaria</i>, and <i>B. minganense</i>.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Botrychium crenulatum
|author=
|authority=W. H. Wagner
|rank=species
|parent rank=subgenus
|synonyms=
|basionyms=
|family=Ophioglossaceae
|phenology=Leaves appearing in mid to late spring, dying in late summer; in extremely dry years of shorter duration or not appearing at all.
|habitat=Local in marshy and springy areas
|elevation=1200–2500 m
|distribution=Ariz.;Calif.;Idaho;Mont.;Oreg.;Nev.;Utah;Wash.;Wyo.
|reference=None
|publication title=Amer. Fern J.
|publication year=1981
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V2/V2_800.xml
|genus=Botrychium
|subgenus=Botrychium subg. Botrychium
|species=Botrychium crenulatum
}}<!--

-->[[Category:Treatment]][[Category:Botrychium subg. Botrychium]]