View source for Caltha

{{Treatment/ID
|accepted_name=Caltha
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=1: 558. 175
}}, {{Treatment/Publication
|title=Gen. Pl. ed.
|place=5, 244. 1754
|year=1754
}}
|common_names=Marsh-marigold;populage
|basionyms=
|synonyms=
|hierarchy=Ranunculaceae;Caltha
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Ranunculaceae]]</div><div class="higher-taxon"><small>genus</small>[[Caltha]]</div></div>
|etymology=Greek name for some yellow-flowered plants
|volume=Volume 3
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs,</b> perennial, from thick caudices 0.5-2 cm or slender stolons. <b>Leaves</b> basal and cauline, simple; proximal leaves petiolate, distal leaves sessile or nearly so; cauline leaves alternate. <b>Leaf</b> blade unlobed, oblong-ovate to orbiculate-reniform or cordate, margins entire, dentate, or crenate. <b>Inflorescences</b> terminal or axillary, 1-6-flowered cymes or flowers solitary, to 22 cm; bracts leaflike, not forming involucre. <b>Flowers</b> bisexual, radially symmetric; sepals not persistent in fruit, 5-12, white, pinkish, yellow, or orange, plane, oval-orbiculate to narrowly obovate, 4-23 mm; petals absent; stamens 10-40; filaments filiform; staminodes absent between stamens and pistils; pistils 5-55, simple; ovules 15-35 per pistil; style 0.1-2 mm. <b>Fruits</b> follicles, aggregate, sessile or stipitate, linear-oblong to ellipsoid, sides prominently veined or not; beak terminal, straight or weakly curved, 0.2-2 mm. <b>Seeds</b> brown, elliptic to broadly elliptic, rugulose. <b>x</b>=8.</span><!--

-->{{Treatment/Body
|distribution=Primarily temperate wetlands;worldwide.
|discussion=<p>Species 10 (3 in the flora).</p>
|tables=
|references={{Treatment/Reference
|id=smit1973a
|text=Smit, P. G. 1973. A revision of Caltha (Ranunculaceae). Blumea 21: 119-150.
}}
}}<!--

--><div class="treatment-key">
==Key==
<div class="treatment-key-group">
  
{| class="wikitable fna-keytable"
|-id=key-0-1
|1
|Stems leafless, or with 1 leaf; sepals white to yellow, not orange or pinkish.
|[[Caltha leptosepala|Caltha leptosepala]]
|-id=key-0-1
|1
|Stems leafy; sepals white, yellow, or orange, or pinkish.
|[[#key-0-2| > 2]]
|-id=key-0-2
|2
|Stems creeping or floating, rooting at nodes; sepals white or pinkish, 4–7(–8) mm; follicles 20–55, bodies 3.2–6.5 mm; seeds 0.5–0.8 mm.
|[[Caltha natans|Caltha natans]]
|-id=key-0-2
|2
|Stems erect, or sprawling with age and then producing shoots and roots at nodes; sepals yellow or orange, (6–)10–25 mm; follicles 5–15(–25), bodies 8–15 mm; seeds 1.5–2.5 mm.
|[[Caltha palustris|Caltha palustris]]
|}
</div></div><!--

-->{{#Taxon:
name=Caltha
|author=Bruce A. Ford
|authority=Linnaeus
|rank=genus
|parent rank=family
|synonyms=
|basionyms=
|family=Ranunculaceae
|distribution=Primarily temperate wetlands;worldwide.
|reference=smit1973a
|publication title=Sp. Pl.;Gen. Pl. ed.
|publication year=;1754
|special status=
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V3/V3_803.xml
|genus=Caltha
}}<!--

-->[[Category:Treatment]][[Category:Ranunculaceae]]