View source for Botrychium ascendens

{{Treatment/ID
|accepted_name=Botrychium ascendens
|accepted_authority=W. H. Wagner
|publications={{Treatment/Publication
|title=Amer. Fern J.
|place=76: 36, figs. 1, 2. 1986
|year=1986
}}
|common_names=Upswept moonwort
|basionyms=
|synonyms=
|hierarchy=Ophioglossaceae;Botrychium;Botrychium subg. Botrychium;Botrychium ascendens
|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 ascendens]]</div></div>
|volume=Volume 2
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Trophophore </b>stalk 3–10 mm, 1/6 length of trophophore rachis; blade yellow-green, oblong to oblong-lanceolate, 1-pinnate, to 6 × 1.5 cm, thin but firm. <b>Pinnae</b> to 5 pairs, strongly ascending, 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, obliquely narrowly cuneate, undivided to tip, margins sharply denticulate and often shallowly incised, apex rounded, venation like ribs of fan, midrib absent. <b>Sporophores</b> 2-pinnate at base of sporangial cluster, 1.3–2 times length of trophophore. <b>2n</b> =180.</span><!--

-->{{Treatment/Body
|phenology=Leaves appearing in late spring to midsummer.
|habitat=In grassy fields, widely scattered
|elevation=0–2500 m
|distribution=B.C.;Ont.;Yukon;Alaska;Calif.;Mont.;Nev.;Oreg.;Wyo.
|discussion=<p><i>Botrychium ascendens</i> is a distinctive little moonwort that grows with <i>B. crenulatum</i>, <i>B. lunaria</i>, and <i>B. minganense</i>. This species and <i>B. pedunculosum</i> are the only grapeferns that often have extra sporangia on the proximal pinnae.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Botrychium ascendens
|author=
|authority=W. H. Wagner
|rank=species
|parent rank=subgenus
|synonyms=
|basionyms=
|family=Ophioglossaceae
|phenology=Leaves appearing in late spring to midsummer.
|habitat=In grassy fields, widely scattered
|elevation=0–2500 m
|distribution=B.C.;Ont.;Yukon;Alaska;Calif.;Mont.;Nev.;Oreg.;Wyo.
|reference=None
|publication title=Amer. Fern J.
|publication year=1986
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V2/V2_668.xml
|genus=Botrychium
|subgenus=Botrychium subg. Botrychium
|species=Botrychium ascendens
}}<!--

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