View source for Chaptalia ← Chaptalia You do not have permission to edit this page, for the following reason: The action you have requested is limited to users in the group: Users. You can view and copy the source of this page. {{Treatment/ID |accepted_name=Chaptalia |accepted_authority=Ventenat |publications={{Treatment/Publication |title=Descr. Pl. Nouv., plate |place=61. 1802 |year=1802 }} |basionyms= |synonyms= |hierarchy=Asteraceae;Asteraceae tribe Mutisieae;Chaptalia |hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Mutisieae]]</div><div class="higher-taxon"><small>genus</small>[[Chaptalia]]</div></div> |etymology=For J. A. C. Chaptal, 1756–1831, who invented the wine-making process called chaptalization |volume=Volume 19 |mention_page=page 12, 14, 57, 70, 71, 80 |treatment_page=page 78 }}<!-- --><span class="statement" id="st-undefined" data-properties=""><b>Perennials,</b> 3–40(–100) cm (fibrous-rooted, sometimes rhizomatous; stems ± scapiform). <b>Leaves</b> basal; sessile or ± petiolate; blades elliptic or elliptic-obovate to obovate, obovate-elliptic, ovate, or sublyrate, bases cuneate, margins entire or denticulate, serrulate, or dentate to lobed, abaxial faces usually covered with dense wool, adaxial faces glabrous or glabrescent. <b>Heads</b> quasi-radiate or ± disciform (see florets; chasmogamous, produced well after rosette leaves, erect in flowering, nodding or erect in bud and again in fruit), borne singly. <b>Involucres</b> cylindric to campanulate, (7–)9–15+ mm (larger in fruit). <b>Phyllaries</b> in 2–5+ series, lanceolate to lance-linear, unequal, apices acute. <b>Receptacles</b> flat to convex, foveolate or smooth, glabrous, epaleate. <b>Florets</b> (dimorphic or trimorphic in 1–2 outer, pistillate zones plus 1 inner, bisexual or functionally staminate zone): outer pistillate-zone florets 9–38(–90+) in 1–2(–3) series, fertile, corollas creamy white to purple (sometimes with adaxial midstripe), zygomorphic (liguliform or bilabiate, inner lip often bifurcate, limbs sometimes reduced, style branches terete and linear to flattened and oblong); inner pistillate-zone florets 0 or 3–50 in 1–2 series, fertile, corollas usually ± zygomorphic (with reduced laminae and inner lips), sometimes reduced to tubes; innermost florets usually bisexual and fertile, sometimes functionally staminate, 15–40, corollas whitish to pinkish, usually zygomorphic (2-lipped, lobes recurved or coiling), sometimes nearly actinomorphic (lobes ± equal or lobes ± 0); anther basal appendages entire, apical appendages lanceolate; style branches relatively short (abaxially pilose). <b>Cypselae</b> fusiform, often slightly flattened, distally ± tapered into necks or beaks (0.5–1.6[–3] times bodies), ribs mostly 4–12, faces glabrous or hairy (hairs duplex, relatively short, apices rounded to apiculate), not glandular; pappi of 50+ stramineous to pinkish, barbellulate bristles. <b>x</b> = 24.</span><!-- -->{{Treatment/Body |distribution=North America;Central America;South America. |discussion=<p>Species ca. 60 (3 in the flora).</p> |tables= |references={{Treatment/Reference |id=nesom1984c |text=Nesom, G. L. 1984. Taxonomy and distribution of Chaptalia dentata and C. albicans (Asteraceae: Mutisieae). Brittonia 36: 396–401. }}{{Treatment/Reference |id=nesom1995a |text=Nesom, G. L. 1995. Revision of Chaptalia (Asteraceae: Mutisieae) from North America and continental Central America. Phytologia 78: 153–188. }} }}<!-- --><div class="treatment-key"> ==Key== <div class="treatment-key-group"> {| class="wikitable fna-keytable" |-id=key-0-1 |1 |Heads erect in bud, flowering, and fruit; peduncles dilated distally; laminae of pistillate corollas 0.2–0.3 mm wide |[[Chaptalia albicans|Chaptalia albicans]] |-id=key-0-1 |1 |Heads nodding in bud and fruit, erect in flowering; peduncles not dilated distally; laminae of pistillate corollas 0.2–1.5 mm wide |[[#key-0-2| > 2]] |-id=key-0-2 |2 |Leaves petiolate, blades mostly obovate to sublyrate; laminae of pistillate corollas evenly cream-colored (turning to crimson); central florets bisexual, fertile; uplands, Texas, New Mexico |[[Chaptalia texana|Chaptalia texana]] |-id=key-0-2 |2 |Leaves sessile, blades elliptic to elliptic-obovate; laminae of pistillate corollas creamy white with purple, abaxial midstripe; central florets functionally staminate; coastal plain, North Carolina to Texas |[[Chaptalia tomentosa|Chaptalia tomentosa]] |} </div></div><!-- -->{{#Taxon: name=Chaptalia |author=Guy L. Nesom |authority=Ventenat |rank=genus |parent rank=tribe |synonyms= |basionyms= |family=Asteraceae |distribution=North America;Central America;South America. |reference=nesom1984c;nesom1995a |publication title=Descr. Pl. Nouv., plate |publication year=1802 |special status= |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V19-20-21/V19_19.xml |tribe=Asteraceae tribe Mutisieae |genus=Chaptalia }}<!-- -->[[Category:Treatment]][[Category:Asteraceae tribe Mutisieae]] Templates used on this page: Template:Asteraceae (view source) Template:Treatment/AuthorLink (view source) Template:Treatment/Body (view source) Template:Treatment/Body/Maps (view source) Template:Treatment/ID (view source) Template:Treatment/Publication (view source) Template:Treatment/Reference (view source) Return to Chaptalia.