View source for Oxyria

{{Treatment/ID
|accepted_name=Oxyria
|accepted_authority=Hill
|publications={{Treatment/Publication
|title=Veg. Syst.
|place=10: 24, plate 24, fig. 2. 1765
|year=1765
}}
|common_names=Mountain-sorrel;oxyrie
|basionyms=
|synonyms=
|hierarchy=Polygonaceae;Polygonaceae subfam. Polygonoideae;Oxyria
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Polygonaceae]]</div><div class="higher-taxon"><small>subfamily</small>[[Polygonaceae subfam. Polygonoideae]]</div><div class="higher-taxon"><small>genus</small>[[Oxyria]]</div></div>
|etymology=Greek oxys, sour, and -aria, possession, alluding to acidic leaves
|volume=Volume 5
|mention_page=page 218, 480
|treatment_page=page 533
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs,</b> perennial; roots fibrous; rhizomes present or not. <b>Stems</b> erect, glabrous. <b>Leaves</b> deciduous, basal, rarely also cauline, alternate, petiolate; ocrea sometimes deciduous, chartaceous; blade reniform to orbiculate-cordate, margins entire to obscurely wavy. <b>Inflorescences</b> terminal, paniclelike or racemelike, pedunculate. <b>Pedicels</b> present. <b>Flowers</b> bisexual, (1–)3–7 per ocreate fascicle, base stipelike; perianth nonaccrescent, greenish to reddish brown, campanulate, glabrous; tepals 4, in 2 whorls of 2, distinct, sepaloid, dimorphic, outer 2 narrower than inner 2; stamens (2–)6; filaments distinct, free, glabrous; anthers white to red or deep purple, elliptic to ovate; styles 2, spreading, distinct; stigmas penicillate. <b>Achenes</b> exserted, yellowish to tan, winged, lenticular, glabrous. <b>Seeds</b>: embryo straight or curved. <b>x</b> = 7.</span><!--

-->{{Treatment/Body
|distribution=Arctic and alpine;n;w North America;Europe;e Asia.
|discussion=<p>Species ca. 4 (1 in the flora).</p>
|tables=
|references={{Treatment/Reference
|id=chrtek1992a
|text=Chrtek, J. and M. Šourková. 1992. Variation in Oxyria digyna. Preslia 64: 207–210.
}}{{Treatment/Reference
|id=mooney1961a
|text=Mooney, H. A. and W. D. Billings. 1961. Comparative physiological ecology of arctic and alpine populations of Oxyria digyna. Ecol. Monogr. 31: 1–29.
}}
}}<!--

--><!--

-->{{#Taxon:
name=Oxyria
|author=Craig C. Freeman;John G. Packer
|authority=Hill
|rank=genus
|parent rank=subfamily
|synonyms=
|basionyms=
|family=Polygonaceae
|illustrator=Bee F. Gunn
|illustration copyright=Flora of North America Association
|distribution=Arctic and alpine;n;w North America;Europe;e Asia.
|reference=chrtek1992a;mooney1961a
|publication title=Veg. Syst.
|publication year=1765
|special status=
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/bb6b7e3a7de7d3b7888a1ad48c7fd8f5c722d8d6/coarse_grained_fna_xml/V5/V5_1090.xml
|subfamily=Polygonaceae subfam. Polygonoideae
|genus=Oxyria
}}<!--

-->[[Category:Treatment]][[Category:Polygonaceae subfam. Polygonoideae]]