View source for Arenaria humifusa

{{Treatment/ID
|accepted_name=Arenaria humifusa
|accepted_authority=Wahlenberg
|publications={{Treatment/Publication
|title=Fl. Lapp.,
|place=129. 1812
|year=1812
}}
|common_names=Creeping sandwort;sabline rampante
|basionyms=
|synonyms=
|hierarchy=Caryophyllaceae;Caryophyllaceae subfam. Alsinoideae;Arenaria;Arenaria humifusa
|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 humifusa]]</div></div>
|volume=Volume 5
|mention_page=page 53, 54
|treatment_page=page 52
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>perennial, matted. <b>Tap</b>-roots filiform; rhizomes weak, slender, 0.5–15+ cm. <b>Stems</b> 5–40+, flowering stems erect to ascending, green, 2–8(–10) cm; internodes terete to angular, 1/2–4 times as long as leaves, shiny, glabrous or occasionally sparsely stipitate-glandular at distalmost internodes. <b>Leaves</b> connate basally, with scarious sheath 0.2–0.3 mm, sessile; blade weakly to prominently 1-veined, narrowly oblong or elliptic to ovate-lanceolate, 2–12 × 1–3 mm, subsucculent, margins thickened, herbaceous, shiny, smooth, apex blunt to acute, prominently pustulate or not, glabrous; axillary leaf clusters absent. <b>Inflorescences</b> terminal, open, leafy, 1–3-flowered cymes or often flowers solitary. <b>Pedicels</b> erect in fruit, 1–10 mm, minutely retrorsely pubescent to stipitate-glandular. <b>Flowers</b>: sepals green, 3-veined, 2 lateral veins 1/2–3/4 times as long as midvein, more prominent in fruit, not keeled, ovate (herbaceous portion ovate), 2.5–4 mm, not enlarging in fruit, apex obtuse or somewhat acute, not pustulate, glabrous; petals oblanceolate, 3–4 mm, ± 11/2 times as long as sepals, apex acute. <b>Capsules</b> tightly enclosed by calyx, broadly ellipsoid, 4–4.5 mm, ca. 11/4 times as long as sepals. <b>Seeds</b> 12–18, brown, reniform, compressed, 0.5–0.7 mm, shiny, faintly rugulose. <b>2n</b> = 40, 44 (both Europe).</span><!--

-->{{Treatment/Body
|phenology=Flowering spring–summer.
|habitat=Moist, calcareous gravels and rock crevices
|elevation=0-100 m
|distribution=Greenland;St. Pierre and Miquelon;Man.;Nfld. and Labr.;N.W.T.;N.S.;Nunavut;Ont.;P.E.I.;Que.;Europe.
|discussion=<p><i>Arenaria humifusa</i> is similar to <i>A. longipedunculata</i>, but is smaller in some dimensions than that species.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Arenaria humifusa
|authority=Wahlenberg
|rank=species
|parent rank=genus
|synonyms=
|basionyms=
|family=Caryophyllaceae
|phenology=Flowering spring–summer.
|habitat=Moist, calcareous gravels and rock crevices
|elevation=0-100 m
|distribution=Greenland;St. Pierre and Miquelon;Man.;Nfld. and Labr.;N.W.T.;N.S.;Nunavut;Ont.;P.E.I.;Que.;Europe.
|reference=None
|publication title=Fl. Lapp.,
|publication year=1812
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V5/V5_102.xml
|subfamily=Caryophyllaceae subfam. Alsinoideae
|genus=Arenaria
|species=Arenaria humifusa
}}<!--

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