View source for Calendula

{{Treatment/ID
|accepted_name=Calendula
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=2: 921. 1753
|year=1753
}}{{Treatment/Publication
|title=Gen. Pl. ed.
|place=5, 393. 1754
|year=1754
}}
|common_names=Pot marigold
|basionyms=
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Calenduleae;Calendula
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Calenduleae]]</div><div class="higher-taxon"><small>genus</small>[[Calendula]]</div></div>
|etymology=Latin calends, first day of the month, and -ula, tendency; perhaps meaning “through the months” and alluding to ± year-round flowering
|volume=Volume 19
|mention_page=page 30, 379
|treatment_page=page 381
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Annuals,</b> perennials [subshrubs], 5–50(–70+) cm. <b>Stems</b> procumbent to erect, glabrous or arachnose and/or stipitate-glandular. <b>Leaves</b> sessile or petiolate; blades elliptic, obovate, or oblong to oblanceolate, spatulate, or linear (bases sometimes clasping), margins entire or denticulate, faces sparsely arachnose and/or stipitate-glandular. <b>Heads</b> borne singly. <b>Involucres</b> campanulate to hemispheric or broader, 10–30+ mm diam. <b>Phyllaries</b> 13–40+ in 2+ series, lanceolate to lance-linear. <b>Receptacles</b> flat. <b>Ray</b> florets 13–50(–100+) in 1–3+ series; corollas yellow to orange, laminae linear to oblanceolate. <b>Disc</b> florets 20–60(–150+), functionally staminate; corollas yellow, reddish, or purplish, tubes shorter than ± campanulate throats. <b>Cypselae</b> arcuate to ± coiled (usually some beaked, some 2–3-winged, some both beaked and winged), abaxial faces usually tuberculate and/or transversely ridged. <b>x</b> = 11.</span><!--

-->{{Treatment/Body
|distribution=Macaronesia;Mediterranean Europe;Near East;North Africa;widely cultivated;sometimes escaping and/or persisting.
|discussion=<p>Species 15 or fewer (2 in the flora).</p>
|tables=
|references={{Treatment/Reference
|id=heyn1974a
|text=Heyn, C. C., O. Dagan, and B. Nachman. 1974. The annual Calendula species: Taxonomy and relationships. Israel J. Bot. 23: 169–201.
}}
}}<!--

--><div class="treatment-key">
==Key==
<div class="treatment-key-group">
  
{| class="wikitable fna-keytable"
|-id=key-0-1
|1
|Phyllaries 13–21+, 6–10+ mm; ray florets 13–18+, corolla laminae 5–8(–12+) mm
|[[Calendula arvensis|Calendula arvensis]]
|-id=key-0-1
|1
|Phyllaries 12–40+, (8–)10–12+ mm; ray florets 30–50(–100+), corolla laminae 12–20+ mm.
|[[Calendula officinalis|Calendula officinalis]]
|}
</div></div><!--

-->{{#Taxon:
name=Calendula
|author=John L. Strother
|authority=Linnaeus
|rank=genus
|parent rank=tribe
|synonyms=
|basionyms=
|family=Asteraceae
|distribution=Macaronesia;Mediterranean Europe;Near East;North Africa;widely cultivated;sometimes escaping and/or persisting.
|introduced=true
|reference=heyn1974a
|publication title=Sp. Pl.;Gen. Pl. ed.
|publication year=1753;1754
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V19-20-21/V19_618.xml
|tribe=Asteraceae tribe Calenduleae
|genus=Calendula
}}<!--

-->[[Category:Treatment]][[Category:Asteraceae tribe Calenduleae]]