View source for Didiplis

{{Treatment/ID
|accepted_name=Didiplis
|accepted_authority=Rafinesque
|publications={{Treatment/Publication
|title=Atlantic J.
|place=1: 177. 1833
|year=1833
}}
|common_names=Water purslane or starwort
|basionyms=
|synonyms=
|hierarchy=Lythraceae;Didiplis
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Lythraceae]]</div><div class="higher-taxon"><small>genus</small>[[Didiplis]]</div></div>
|etymology=Derivation uncertain; Greek dis, twice, and diploos, double, possibly alluding to 2 stamens in 4-merous floral tube, or to 2-stamened Didiplis, segregated from 6-stamened Peplis
|volume=Volume 10
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs,</b> annual or short-lived perennial, aquatic or amphibious, 0.5–4 dm, glabrous throughout. <b>Stems</b> erect, creeping, floating, or submerged, irregularly branched, frequently rooting at nodes when submerged. <b>Leaves</b> usually opposite, sometimes subalternate or whorled, dimorphic; sessile or subsessile; blade linear when submerged, narrowly elliptic to lanceolate when aerial, base truncate when submerged, tapered when aerial. <b>Inflorescences</b> indeterminate, flowers solitary, axillary, opposite. <b>Flowers</b> sessile, actinomorphic, monostylous; floral tube perigynous, broadly campanulate; epicalyx segments absent; sepals 4, broadly deltate, 1/2 floral tube length; petals 0; nectariferous tissue present at ovary-floral tube junction; stamens 2–4; ovary 2-locular; placenta globose; style sturdy, relatively short; stigma capitate. <b>Fruits</b> capsules, walls thin and dry, indehiscent, splitting irregularly. <b>Seeds</b> ca. 25, narrowly obovoid to fusiform, slightly convex-concave; cotyledons ± complanate.</span><!--

-->{{Treatment/Body
|distribution=c;e United States.
|discussion=<p>Species 1.</p><!--
--><p>Didiplis is easily overlooked due to its undistinguished aspect. In the past it has been included in Ammannia, Lythrum, and Peplis. Molecular evidence now strongly supports the sister relationship of Didiplis to Rotala (J. A. Morris et al. 2007).</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Didiplis
|author=Shirley A. Graham
|authority=Rafinesque
|rank=genus
|parent rank=family
|synonyms=
|basionyms=
|family=Lythraceae
|distribution=c;e United States.
|reference=None
|publication title=Atlantic J.
|publication year=1833
|special status=
|source xml=https://xjsachs2@bitbucket.org/aafc-mbb/fna-data-curation.git/src/e39f0e846f172941159b2045254d62d10d9823f6/coarse_grained_fna_xml/V10/V10_531.xml
|genus=Didiplis
}}<!--

-->[[Category:Treatment]][[Category:Lythraceae]]