View source for Diapensia

{{Treatment/ID
|accepted_name=Diapensia
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=1: 141. 1753
|year=1753
}}, {{Treatment/Publication
|title=Gen. Pl. ed.
|place=5, 69. 1754 ,
}}
|common_names=Pincushion plant
|basionyms=
|synonyms=
|hierarchy=Diapensiaceae;Diapensia
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Diapensiaceae]]</div><div class="higher-taxon"><small>genus</small>[[Diapensia]]</div></div>
|etymology=Greek dia-, composed, and pente, five, alluding to sepal, petal, and stamen numbers
|volume=Volume 8
|mention_page=page 332, 333
|treatment_page=page 337
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Subshrubs,</b> forming tussocks, cushions, domes, or mats, caulescent, taprooted. <b>Stems</b> mostly prostrate to decumbent, branched; branches procumbent or decumbent to erect. <b>Leaves</b> cauline, mostly opposite or compactly whorled, densely imbricate or crowded, 3–15 mm; petiole present or absent; blade oblong-lanceolate to narrowly spatulate, obovate, or spatulate-elliptic, slightly falcate, margins entire, apex acute or obtuse, surfaces glabrous, appearing 1-veined, sometimes with 1–2, indistinct, lateral veins. <b>Inflorescences</b> solitary flowers, pedicellate to subsessile, immediately subtended by 2–3 bracts. <b>Pedicels</b> ebracteate, elongating after anthesis. <b>Flowers</b>: sepals distinct or connate proximally; petals connate in proximal 1/2, corolla cupulate to campanulate, 7–10 mm, lobes white to cream or pinkish tinged to rose, margins entire; anthers 2-locular, without basal spurs, longitudinally dehiscent; filaments adnate to corolla tube; staminodes absent or vestigial. <b>x</b> = 6.</span><!--

-->{{Treatment/Body
|distribution=North America;n Europe;Asia.
|discussion=<p>Species 5 (2 in the flora).</p><!--
--><p>The three temperate species of <i>Diapensia</i> are endemic to the Sino-Himalayan Mountains. They differ as a group from the two boreal species by their production of vestigial staminodes (see F. Ludlow 1976).</p>
|tables=
|references={{Treatment/Reference
|id=evans1927a
|text=Evans, W. E. 1927. A revision of the genus Diapensia with special reference to the Sino-Himalayan species. Notes Roy. Bot. Gard. Edinburgh 15: 209–236.
}}
}}<!--

--><div class="treatment-key">
==Key==
<div class="treatment-key-group">
  
{| class="wikitable fna-keytable"
|-id=key-0-1
|1
|Plants forming tussocks; branches not adventitiously rooted; leaf blades oblong-oblanceolate to narrowly spatulate, 7-15 × 1.3-2.3 mm, margins with narrow hyaline flange proximally.
|[[Diapensia lapponica|Diapensia lapponica]]
|-id=key-0-1
|1
|Plants usually forming mats or low mounds or cushions; branches adventitiously rooted; leaf blades obovate to spatulate-elliptic, 3-8(-12) × 1.5-2.2(-3) mm, margins sometimes with narrow hyaline flange.
|[[Diapensia obovata|Diapensia obovata]]
|}
</div></div><!--

-->{{#Taxon:
name=Diapensia
|author=Guy L. Nesom
|authority=Linnaeus
|rank=genus
|parent rank=family
|synonyms=
|basionyms=
|family=Diapensiaceae
|distribution=North America;n Europe;Asia.
|reference=evans1927a
|publication title=Sp. Pl.;Gen. Pl. ed.
|publication year=1753;
|special status=
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V8/V8_666.xml
|genus=Diapensia
}}<!--

-->[[Category:Treatment]][[Category:Diapensiaceae]]