View source for Cressa

{{Treatment/ID
|accepted_name=Cressa
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=1: 223. 1753
|year=1753
}}
|common_names=Alkali weed
|basionyms=
|synonyms=
|hierarchy=Convolvulaceae;Cressa
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Convolvulaceae]]</div><div class="higher-taxon"><small>genus</small>[[Cressa]]</div></div>
|etymology=Greek kressa, Cretan woman, alluding to inhabitant of island of Crete
|volume=Volume 14
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Perennials </b>or subshrubs, rhizomatous. <b>Stems</b> decumbent to erect, seldom, if ever, mat-forming, glabrate or hirsute to ± sericeous. <b>Leaves</b> petiolate or sessile; blade usually elliptic, lanceolate, ovate, or ovate-lanceolate, sometimes scalelike, 1–10 mm, surfaces glabrous or hirsute to ± sericeous. <b>Inflorescences</b>: flowers usually solitary, sometimes distally clustered, bracteolate. <b>Flowers</b>: sepals elliptic, oblong, obovate, or ovate, 3–6 mm; corolla white [rose], salverform, 5–7 mm, limb 5-lobed, lobes spreading to reflexed, ovate; styles 2, distinct; stigmas capitate. <b>Fruits</b> capsular, ovoid, dehiscence valvate. <b>Seeds</b> 1(–2)[–4], ovoid, glabrous, surfaces smooth or reticulate. <b>x</b> = 14.</span><!--

-->{{Treatment/Body
|distribution=c;w United States;Mexico;South America;Asia;Indian Ocean Islands (Indonesia);Pacific Islands (Hawaii);Australia.
|discussion=<p>Species 4 (2 in the flora).</p>
|tables=
|references=
}}<!--

--><div class="treatment-key">
==Key==
<div class="treatment-key-group">
  
{| class="wikitable fna-keytable"
|-id=key-0-1
|1
|Stems usually leafless at anthesis; leaves: blade ovate, scalelike, 1–4 × 1 mm, surfaces glabrous.
|[[Cressa nudicaulis|Cressa nudicaulis]]
|-id=key-0-1
|1
|Stems leafy at anthesis; leaves: blade elliptic, lanceolate, or ovate-lanceolate, 3–10 × 1–4 mm, surfaces hirsute to ± sericeous.
|[[Cressa truxillensis|Cressa truxillensis]]
|}
</div></div><!--

-->{{#Taxon:
name=Cressa
|author=Daniel F. Austin†
|authority=Linnaeus
|rank=genus
|parent rank=family
|synonyms=
|basionyms=
|family=Convolvulaceae
|distribution=c;w United States;Mexico;South America;Asia;Indian Ocean Islands (Indonesia);Pacific Islands (Hawaii);Australia.
|reference=None
|publication title=Sp. Pl.
|publication year=1753
|special status=
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/master/coarse_grained_fna_xml/V14/V14_555.xml
|genus=Cressa
}}<!--

-->[[Category:Treatment]][[Category:Convolvulaceae]]