View source for Iresine

{{Treatment/ID
|accepted_name=Iresine
|accepted_authority=P. Browne
|publications={{Treatment/Publication
|title=Civ. Nat. Hist. Jam aica,
|place=358. 1756
|year=1756
}}
|common_names=Bloodleaf
|basionyms=
|synonyms=
|hierarchy=Amaranthaceae;Iresine
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Amaranthaceae]]</div><div class="higher-taxon"><small>genus</small>[[Iresine]]</div></div>
|etymology=Greek eiresione, a wreath or staff entwined with strips of wool, alluding to the long woolly hairs often encircling the calyx
|volume=Volume 4
|mention_page=page 405, 406
|treatment_page=page 454
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs,</b> shrubs or vines, annual or perennial, polygamous or dioecious. <b>Stems</b> erect to prostrate, often trailing. <b>Leaves</b> opposite or alternate, petiolate; blade elliptic, ovate, or lanceolate to lance-oblong, margins entire or serrulate, glabrous or pubescent. <b>Inflorescences</b> terminal, diffuse, open panicles of spikes and axillary spikes; bracts and bracteoles membranous. <b>Flowers</b> unisexual; tepals 5, basally connate or distinct, 1–3-veined; stamens mostly 5; filaments connate basally; anthers 2-locular; pseudostaminodes absent or short; ovule 1; style 1, ca. 0.2 mm; stigmas 2–3, slender or capitate. <b>Utricles</b> globose, membranous, dehiscing irregularly. <b>Seeds</b> 1, dark red or reddish-brown, lenticular. <b>x</b> = 15.</span><!--

-->{{Treatment/Body
|distribution=Mostly littoral in tropical and subtropical America (including Galápagos Islands);Asia (s Japan);and w Africa.
|discussion=<p>Species ca. 70 (5 in the flora).</p>
|tables=
|references={{Treatment/Reference
|id=henrickson1986a
|text=Henrickson, J. and S. D. Sundberg. 1986. On the submersion of Dicraurus into Iresine (Amaranthaceae). Aliso 11: 355–364.
}}
}}<!--

--><div class="treatment-key">
==Key==
<div class="treatment-key-group">
  
{| class="wikitable fna-keytable"
|-id=key-0-1
|1
|Leaves alternate
|[[Iresine leptoclada|Iresine leptoclada]]
|-id=key-0-1
|1
|Leaves opposite
|[[#key-0-2| > 2]]
|-id=key-0-2
|2
|Stems woody nearly throughout; tepals of pistillate flowers ± equaling bractlets
|[[Iresine palmeri|Iresine palmeri]]
|-id=key-0-2
|2
|Stems herbaceous; tepals of pistillate flowers longer than bractlets
|[[#key-0-3| > 3]]
|-id=key-0-3
|3
|Plants annual or weakly perennial, 4-30 dm; tepals 0.6-0.8 mm, apex obtuse or rounded
|[[Iresine diffusa|Iresine diffusa]]
|-id=key-0-3
|3
|Plants perennial, 3-10 dm; tepals 1-1.3 mm, apex acute to acuminate
|[[#key-0-4| > 4]]
|-id=key-0-4
|4
|Leaf blades 6-15 cm; tepals of pistillate flowers shorter than utricle
|[[Iresine rhizomatosa|Iresine rhizomatosa]]
|-id=key-0-4
|4
|Leaf blades 3-6 cm; tepals of pistillate flowers longer than utricle
|[[Iresine heterophylla|Iresine heterophylla]]
|}
</div></div><!--

-->{{#Taxon:
name=Iresine
|author=Steven E. Clemants
|authority=P. Browne
|rank=genus
|parent rank=family
|synonyms=
|basionyms=
|family=Amaranthaceae
|distribution=Mostly littoral in tropical and subtropical America (including Galápagos Islands);Asia (s Japan);and w Africa.
|reference=henrickson1986a
|publication title=Civ. Nat. Hist. Jam aica,
|publication year=1756
|special status=
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V4/V4_898.xml
|genus=Iresine
}}<!--

-->[[Category:Treatment]][[Category:Amaranthaceae]]