View source for Synedrella

{{Treatment/ID
|accepted_name=Synedrella
|accepted_authority=Gaertner
|publications={{Treatment/Publication
|title=Fruct. Sem. Pl.
|place=2: 456, plate 171, fig. 7. 1791
|year=1791
}}
|basionyms=
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Ecliptinae;Synedrella
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Heliantheae]]</div><div class="higher-taxon"><small>subtribe</small>[[Asteraceae (tribe Heliantheae) subtribe Ecliptinae]]</div><div class="higher-taxon"><small>genus</small>[[Synedrella]]</div></div>
|etymology=Etymology not clear; perhaps alluding to clustering of heads
|volume=Volume 21
|mention_page=page 65, 67
|treatment_page=page 127
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Annuals,</b> 10–80+ cm. <b>Stems</b> erect or ascending, branched from bases or ± throughout. <b>Leaves</b> cauline; opposite; petiolate; blades (usually 3-nerved) ovate to elliptic, bases cuneate to rounded, margins toothed, faces ± scabrous. <b>Heads</b> radiate, (sessile or subsessile) in axillary glomerules or borne singly. <b>Involucres</b> cylindric to campanulate, 3–6 mm diam. <b>Phyllaries</b> persistent, 2–5+ in 1(–2) series (lanceolate, herbaceous to chartaceous). <b>Receptacles</b> convex, paleate (paleae lance-linear, scarious, flat or weakly cupped at bases). <b>Ray</b> florets 2–9+ (in 1–2 series), pistillate, fertile; corollas yellowish. <b>Disc</b> florets 4–12+, bisexual, fertile; corollas yellowish, tubes about equaling slightly ampliate, cylindric throats, lobes 4, rounded-deltate. <b>Cypselae</b> dimorphic, strongly obcompressed or flattened, narrowly oval and winged (ray, wings laciniate) or linear-cuneate and not winged (disc); pappi persistent, of 2 triangular scales (ray) or 2–3 subulate scales or awns (disc). <b>x</b> = 20?</span><!--

-->{{Treatment/Body
|distribution=Mexico;West Indies;Central America;South America;also introduced in Asia;Africa;Pacific Islands;Australia.
|discussion=<p>Species 1.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Synedrella
|author=John L. Strother
|authority=Gaertner
|rank=genus
|parent rank=subtribe
|synonyms=
|basionyms=
|family=Asteraceae
|illustrator=Bee F. Gunn
|illustration copyright=Flora of North America Association
|distribution=Mexico;West Indies;Central America;South America;also introduced in Asia;Africa;Pacific Islands;Australia.
|introduced=true
|reference=None
|publication title=Fruct. Sem. Pl.
|publication year=1791
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V19-20-21/V21_310.xml
|tribe=Asteraceae tribe Heliantheae
|subtribe=Asteraceae (tribe Heliantheae) subtribe Ecliptinae
|genus=Synedrella
}}<!--

-->[[Category:Treatment]][[Category:Asteraceae (tribe Heliantheae) subtribe Ecliptinae]]