View source for Psacalium

{{Treatment/ID
|accepted_name=Psacalium
|accepted_authority=Cassini
|publications={{Treatment/Publication
|title=in F. Cuvier, Dict. Sci. Nat. ed.
|place=2, 43: 461. 1826
|year=1826
}}
|basionyms=
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Senecioneae;Psacalium
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Senecioneae]]</div><div class="higher-taxon"><small>genus</small>[[Psacalium]]</div></div>
|etymology=Provenance of name not stated by author
|volume=Volume 20
|mention_page=page 543
|treatment_page=page 621
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Perennials,</b> [10–]80–150[–300] cm (rhizomes usually fleshy; plants hairy or tufted-hairy to unevenly glabrate). <b>Stems</b> single or clustered, erect. <b>Leaves</b> basal and cauline (proximal largest, cauline progressively smaller distally, bractlike); alternate; petiolate (petioles well defined, attached to blades at bases [attached near centers, leaves peltate]); blades palmately or pinnately nerved (and, usually, lobed), mostly ovate to elliptic [orbiculate, polygonal], ultimate margins entire or toothed, faces glabrous or sparsely [densely] hairy. <b>Heads</b> discoid, in corymbiform to paniculiform arrays. <b>Calyculi</b> of 1–3[–5] bractlets (shorter than [equaling or longer than] phyllaries). <b>Involucres</b> cylindric to weakly turbinate, 1.5–4[–10+] mm diam. <b>Phyllaries</b> persistent, mostly 5–8[–17] in 1–2 series, erect, distinct, ovate, obovate, or oblong, subequal, margins scarious (tips greenish or gray to whitish, not black). <b>Receptacles</b> flat, foveolate (sometimes hairy), epaleate. <b>Ray</b> florets 0. <b>Disc</b> florets 5–8[–80], bisexual, fertile; corollas white or ochroleucous [yellow, purplish], tubes longer than the campanulate or ± lacking throats, lobes 5, ascending to spreading, lance-linear; style branches: stigmatic areas continuous, apices rounded-truncate. <b>Cypselae</b> mostly ± ellipsoid, ± compressed, [10–]14–18-ribbed, glabrous or hairy; pappi [0] persistent (fragile), of 100–120, white or creamy, barbellulate bristles. <b>x</b> = 30.</span><!--

-->{{Treatment/Body
|distribution=sw United States;mostly Mexico and Central America.
|discussion=<p>Species ca. 42 (1 in the flora).</p>
|tables=
|references={{Treatment/Reference
|id=robinson1973b
|text=Robinson, H. and R. D. Brettell. 1973b. Studies in the Senecioneae (Asteraceae). III. The genus Psacalium. Phytologia 27: 254–264.
}}
}}<!--

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-->{{#Taxon:
name=Psacalium
|author=Theodore M. Barkley†
|authority=Cassini
|rank=genus
|parent rank=tribe
|synonyms=
|basionyms=
|family=Asteraceae
|distribution=sw United States;mostly Mexico and Central America.
|reference=robinson1973b
|publication title=in F. Cuvier, Dict. Sci. Nat. ed.
|publication year=1826
|special status=
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V20_1393.xml
|tribe=Asteraceae tribe Senecioneae
|genus=Psacalium
}}<!--

-->[[Category:Treatment]][[Category:Asteraceae tribe Senecioneae]]