View source for Verbesina

{{Treatment/ID
|accepted_name=Verbesina
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=2: 901. 1753
|year=1753
}}, {{Treatment/Publication
|title=Gen. Pl. ed.
|place=5, 384. 1754
|year=1754
}}
|basionyms=
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Ecliptinae;Verbesina
|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>[[Verbesina]]</div></div>
|etymology=No etymology in protologue; perhaps from genus name Verbena and Latin - ina, resemblance
|volume=Volume 21
|mention_page=page 65, 66, 67
|treatment_page=page 106
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Annuals </b>or perennials [shrubs, trees], 7–15+ cm (<i>Verbesina nana</i>) or 30–200(–400)[–2500+] cm. <b>Stems</b> usually erect, usually branched (internodes sometimes winged). <b>Leaves</b> basal and/or cauline; opposite (sometimes whorled) or alternate; petiolate or sessile; blades (pinnately nerved or 3- or 5-nerved from at or near bases) mostly rhombic, deltate, ovate, or elliptic to lanceolate or lance-linear (sometimes intermediate shapes), sometimes pinnately or palmately lobed, bases cuneate to rounded or cordate, ultimate margins subentire or toothed, faces glabrous or hairy. <b>Heads</b> radiate or discoid, borne singly or in corymbiform, dichasiiform, or paniculiform arrays. <b>Involucres</b> hemispheric, turbinate, or campanulate to saucerlike, 5–20+[–30+] mm diam. <b>Phyllaries</b> persistent, 9–30[–50+] in 1–4[–5+] series (orbiculate, ovate, or oblong to spatulate, lanceolate, or linear, subequal or unequal, outer shorter or longer than inner, herbaceous to chartaceous). <b>Receptacles</b> flat to convex or ± conic, paleate (paleae usually navicular, ± conduplicate, herbaceous to scarious, linear to filiform in <i>V. encelioides</i> and <i>V. nana</i>). <b>Ray</b> florets 0 or (1–)5–30, either pistillate and fertile, or styliferous and sterile, or neuter; corollas yellow to orange or ochroleucous [reddish]. <b>Disc</b> florets 8–150[–300+], bisexual, fertile; corollas usually concolorous with rays, tubes much shorter than or ± equaling funnelform or campanulate throats, lobes 5, ± deltate to lance-deltate. <b>Cypselae</b> ± flattened, orbiculate, obovate, or oblanceolate to ± elliptic (usually winged); pappi persistent [falling], usually of 2, ± subulate scales or awns, sometimes 0. <b>x</b> = 17, 18?</span><!--

-->{{Treatment/Body
|distribution=Mostly subtropical;tropical;and warm-temperate North America.
|discussion=<p>Species 200 or more (16 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
|Leaves all or mostly alternate (proximalmost sometimes opposite)
|[[#key-0-2| > 2]]
|-id=key-0-1
|1
|Leaves all or mostly opposite (distal sometimes alternate)
|[[#key-0-7| > 7]]
|-id=key-0-2
|2
|Corollas usually ochroleucous, sometimes white
|[[#key-0-3| > 3]]
|-id=key-0-2
|2
|Corollas yellow
|[[#key-0-5| > 5]]
|-id=key-0-3
|3
|Ray florets 0
|[[Verbesina walteri|Verbesina walteri]]
|-id=key-0-3
|3
|Ray florets (1–)2–12+
|[[#key-0-4| > 4]]
|-id=key-0-4
|4
|Ray florets (1–)2–3(–7); disc florets 8–12(–15)
|[[Verbesina virginica|Verbesina virginica]]
|-id=key-0-4
|4
|Ray florets (9–)10–12+; disc florets 20–25+
|[[Verbesina microptera|Verbesina microptera]]
|-id=key-0-5
|5
|Plants 10–50(–120+)cm (annuals); internodes not winged; disc florets 80–150+
|[[Verbesina encelioides|Verbesina encelioides]]
|-id=key-0-5
|5
|Plants 7–15 or 30–200+ cm (perennating bases ± erect or horizontal); internodes (at least proximal) winged; disc florets 40–80+
|[[#key-0-6| > 6]]
|-id=key-0-6
|6
|Heads (3–)8–25(–50+) in corymbiform to paniculiform arrays; phyllaries 8–12in 1(–2) series, ± spreading to reflexed; ray florets (2–)6–8+
|[[Verbesina alternifolia|Verbesina alternifolia]]
|-id=key-0-6
|6
|Heads 2–5(–10+) in ± corymbiform arrays; phyllaries 16–21+ in 2–3 series,± erect; ray florets 8–13+
|[[Verbesina helianthoides|Verbesina helianthoides]]
|-id=key-0-7
|7
|Internodes winged
|[[#key-0-8| > 8]]
|-id=key-0-7
|7
|Internodes not winged
|[[#key-0-9| > 9]]
|-id=key-0-8
|8
|Phyllaries 8–12+ in 2 series; ray florets (0–)1–3(–5); disc florets 8–15+; pappi 3–4 mm
|[[Verbesina occidentalis|Verbesina occidentalis]]
|-id=key-0-8
|8
|Phyllaries 18–20+ in 2–3 series; ray florets (5–)8; disc florets 20–60+; pappi 0–0.3mm
|[[Verbesina heterophylla|Verbesina heterophylla]]
|-id=key-0-9
|9
|Plants mostly 7–15+ cm; leaves: abaxial faces mostly strigoso-sericeous; cypselae± strigillose
|[[Verbesina nana|Verbesina nana]]
|-id=key-0-9
|9
|Plants mostly 30–100(–150+) cm; leaves: faces (at least abaxial) scabrellous to hirtellous, hirsutulous, or hispidulous (not strigoso-sericeous); cypselae glabrous or sparsely hirtellous
|[[#key-0-10| > 10]]
|-id=key-0-10
|10
|Perennating bases horizontal; disc florets 40–60(–80+); cypselae purplish black; Florida
|[[#key-0-11| > 11]]
|-id=key-0-10
|10
|Perennating bases ± erect; disc florets 60–120+; cypselae dark brown; Arizona, California, New Mexico, Texas
|[[#key-0-12| > 12]]
|-id=key-0-11
|11
|Phyllaries 2–3+ mm; ray florets (5–)11–13; cypselae 4–5 mm; pappi 0.5–1mm
|[[Verbesina aristata|Verbesina aristata]]
|-id=key-0-11
|11
|Phyllaries 5–9+ mm; ray florets 0; cypselae 5–7 mm; pappi 0–0.3 mm
|[[Verbesina chapmanii|Verbesina chapmanii]]
|-id=key-0-12
|12
|Leaf blades ± lance-linear (lengths 10–15 times widths)
|[[Verbesina longifolia|Verbesina longifolia]]
|-id=key-0-12
|12
|Leaf blades lance-elliptic, lance-ovate, ovate, ovate-deltate, or rhombic (lengths mostly 1.5–2.5 times widths)
|[[#key-0-13| > 13]]
|-id=key-0-13
|13
|Pappi 3–4 mm
|[[Verbesina dissita|Verbesina dissita]]
|-id=key-0-13
|13
|Pappi 0–0.5 mm
|[[#key-0-14| > 14]]
|-id=key-0-14
|14
|Phyllaries 12–16 in ± 2 series, lance-linear, lance-ovate, or linear, 4–7 mm
|[[Verbesina oreophila|Verbesina oreophila]]
|-id=key-0-14
|14
|Phyllaries 18–30+ in 3–4 series, elliptic, oblong, orbiculate, or ovate, 5–12+ mm
|[[#key-0-15| > 15]]
|-id=key-0-15
|15
|Involucres 10–15+ mm diam.; phyllaries elliptic to oblong; cypselae 10 mm
|[[Verbesina rothrockii|Verbesina rothrockii]]
|-id=key-0-15
|15
|Involucres 15–22+ mm diam.; phyllaries oblong, orbiculate, or ovate; cypselae 7 mm
|[[Verbesina lindheimeri|Verbesina lindheimeri]]
|}
</div></div><!--

-->{{#Taxon:
name=Verbesina
|author=John L. Strother
|authority=Linnaeus
|rank=genus
|parent rank=subtribe
|synonyms=
|basionyms=
|family=Asteraceae
|distribution=Mostly subtropical;tropical;and warm-temperate North America.
|reference=None
|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/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V19-20-21/V21_252.xml
|tribe=Asteraceae tribe Heliantheae
|subtribe=Asteraceae (tribe Heliantheae) subtribe Ecliptinae
|genus=Verbesina
}}<!--

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