View source for Arenaria longipedunculata

{{Treatment/ID
|accepted_name=Arenaria longipedunculata
|accepted_authority=Hultén
|publications={{Treatment/Publication
|title=Bot. Not.
|place=119: 313, fig. 1. 1966
|year=1966
}}
|common_names=Longstem sandwort
|basionyms=
|synonyms=
|hierarchy=Caryophyllaceae;Caryophyllaceae subfam. Alsinoideae;Arenaria;Arenaria longipedunculata
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Caryophyllaceae]]</div><div class="higher-taxon"><small>subfamily</small>[[Caryophyllaceae subfam. Alsinoideae]]</div><div class="higher-taxon"><small>genus</small>[[Arenaria]]</div><div class="higher-taxon"><small>species</small>[[Arenaria longipedunculata]]</div></div>
|volume=Volume 5
|mention_page=page 52, 53
|treatment_page=page 54
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>perennial, tufted to mat-forming. <b>Taproots</b> filiform; rhizomes slender, 0.5–3 cm. <b>Stems</b> 25–60+, erect to ascending, green, 2–4 cm; internodes terete, 1–4 times as long as leaves, shiny, minutely glandular-villous. <b>Leaves</b> briefly connate basally, with herbaceous sheath 0.1–0.3 mm, sessile; blade obscurely 1-veined, narrowly elliptic to lanceolate or ovate, 2–6 × 1–1.5 mm, subsucculent, margins thickened, herbaceous, shiny, ciliate proximally, apex acute to apiculate, pustulate, glabrous; axillary leaf clusters absent. <b>Inflorescences</b> terminal, solitary flowers. <b>Pedicels</b> erect in fruit, 10–20 mm, densely glandular-villous. <b>Flowers</b>: sepals green, obscurely veined, not keeled, ovate (herbaceous portion ovate), 3.5–4 mm, not enlarging in fruit, apex acute to acuminate, not pustulate, minutely stipitate-glandular proximally; petals broadly elliptic, 2.5–3.5 mm, 11/4–11/2 times as long as sepals, apex rounded. <b>Capsules</b> tightly enclosed by calyx, ellipsoid, 4–5 mm, 1–11/5 times as long as sepals. <b>Seeds</b> 13–20, brown, reniform, compressed, 0.7–0.9 mm, shiny, rugulose (30×). <b>2n</b> = 40, 80.</span><!--

-->{{Treatment/Body
|phenology=Flowering spring–summer.
|habitat=Gravelly, moist, montane areas, open alpine woods
|elevation=50-1000 m
|distribution=Alta.;B.C.;N.W.T.;Yukon;Alaska;Asia.
|discussion=<p><i>Arenaria longipedunculata</i> was for many years included in <i>A. humifusa</i>.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Arenaria longipedunculata
|author=
|authority=Hultén
|rank=species
|parent rank=genus
|synonyms=
|basionyms=
|family=Caryophyllaceae
|phenology=Flowering spring–summer.
|habitat=Gravelly, moist, montane areas, open alpine woods
|elevation=50-1000 m
|distribution=Alta.;B.C.;N.W.T.;Yukon;Alaska;Asia.
|reference=None
|publication title=Bot. Not.
|publication year=1966
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V5/V5_107.xml
|subfamily=Caryophyllaceae subfam. Alsinoideae
|genus=Arenaria
|species=Arenaria longipedunculata
}}<!--

-->[[Category:Treatment]][[Category:Arenaria]]