View source for Asanthus ← Asanthus 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=Asanthus |accepted_authority=R. M. King & H. Robinson |publications={{Treatment/Publication |title=Phytologia |place=24: 66. 1972 |year=1972 }} |basionyms= |synonyms= |hierarchy=Asteraceae;Asteraceae tribe Eupatorieae;Asanthus |hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Eupatorieae]]</div><div class="higher-taxon"><small>genus</small>[[Asanthus]]</div></div> |etymology=Asa, honoring American botanist Asa Gray, 1810–1888, and Greek anthos, flower |volume=Volume 21 |mention_page=page 460, 507 |treatment_page=page 509 }}<!-- --><span class="statement" id="st-d0_s0" data-properties="whole-organism atypical some measurement;whole-organism some measurement;whole-organism duration;whole_organism atypical some measurement;whole_organism some measurement;whole_organism growth form"><b>Perennials </b>or subshrubs, 30–60 (–100) cm.</span> <span class="statement" id="st-d0_s1" data-properties="stem orientation;stem architecture"><b>Stems </b>erect, much branched.</span> <span class="statement" id="st-d0_s2" data-properties=""><b>Leaves </b>cauline;</span> <span class="statement" id="st-d0_s3" data-properties="">mostly opposite (distal sometimes alternate);</span> <span class="statement" id="st-d0_s4" data-properties="leaf position;leaf arrangement;leaf architecture">± sessile [petiolate];</span> <span class="statement" id="st-d0_s5" data-properties="blade arrangement;blade shape;blade pubescence;blade arrangement;blade pubescence;blade arrangement;nerve architecture;nerve arrangement;nerve shape;nerve pubescence;nerve arrangement;nerve pubescence;nerve arrangement;margin architecture or shape;face pubescence;face pubescence">blades 1-nerved (or nerves parallel, mostly linear to filiform [lanceolate] (distal usually filiform to scalelike), canescent, often with axillary, ± 4-ranked, canescent, fascicles of scale-leaves), margins entire, faces glabrous or puberulent, usually glanddotted.</span> <span class="statement" id="st-d0_s6" data-properties="head architecture or shape;array size or width;array architecture"><b>Heads </b>discoid, in narrow, racemiform [corymbiform to paniculiform] arrays.</span> <span class="statement" id="st-d0_s7" data-properties="involucre shape;involucre diameter"><b>Involucres </b>± obconic, 4–5 mm diam.</span> <span class="statement" id="st-d0_s8" data-properties="phyllary duration;phyllary quantity;phyllary architecture;phyllary shape;phyllary size;series quantity"><b>Phyllaries </b>persistent, 20–25 in 4–8 series, not notably nerved, lanceovate to oblong, unequal (herbaceous to scarious, becoming indurate).</span> <span class="statement" id="st-d0_s9" data-properties="receptacle prominence or shape;receptacle architecture"><b>Receptacles </b>flat, epaleate.</span> <span class="statement" id="st-d0_s10" data-properties="floret quantity"><b>Florets </b>8–14;</span> <span class="statement" id="st-d0_s11" data-properties="corolla coloration;throat shape">corollas whitish, throats narrowly cylindric (lengths 6–8 times diams.);</span> <span class="statement" id="st-d0_s12" data-properties="base size;base pubescence;branch shape">styles: bases not enlarged, glabrous, branches narrowly clavate (distally dilated, not notably papillose).</span> <span class="statement" id="st-d0_s13" data-properties="cypsela shape;cypsela architecture or shape;cypsela relief"><b>Cypselae </b>narrowly prismatic, (9–) 10-ribbed, scabrellous on ribs;</span> <span class="statement" id="st-d0_s14" data-properties="pappus duration;bristle quantity;bristle architecture;series quantity">pappi persistent, of 20–100 barbellate (at least distally) bristles in 1–3 series.</span><!-- -->{{Treatment/Body |distribution=sw United States;w Mexico |discussion=<p>Species 3 (1 in the flora).</p><!-- --><p>Asanthus has been included within Steviopsis (see discussion under 404. Brickelliastrum).</p> |tables= |references= }}<!-- --><!-- -->{{#Taxon: name=Asanthus |author=Guy L. Nesom |authority=R. M. King & H. Robinson |rank=genus |parent rank=tribe |synonyms= |basionyms= |family=Asteraceae |distribution=sw United States;w Mexico |reference=None |publication title=Phytologia |publication year=1972 |special status= |source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V19-20-21/V21_1295.xml |tribe=Asteraceae tribe Eupatorieae |genus=Asanthus |array architecture=racemiform |array size or width=narrow |base pubescence=glabrous |base size=not enlarged |blade arrangement=fascicles;4-ranked;parallel |blade pubescence=canescent;canescent |blade shape=mostly linear;filiform |branch shape=clavate |bristle architecture=barbellate |bristle quantity=20;100 |corolla coloration=whitish |cypsela architecture or shape=(9-)10-ribbed |cypsela relief=scabrellous |cypsela shape=prismatic |face pubescence=puberulent;glabrous |floret quantity=8;14 |head architecture or shape=discoid |involucre diameter=4mm;5mm |involucre shape=obconic |leaf architecture=sessile |leaf arrangement=opposite |leaf position=cauline |margin architecture or shape=entire |nerve architecture=1-nerved |nerve arrangement=fascicles;4-ranked;parallel |nerve pubescence=canescent;canescent |nerve shape=mostly linear;filiform |pappus duration=persistent |phyllary architecture=nerved |phyllary duration=persistent |phyllary quantity=20;25 |phyllary shape=lanceovate;oblong |phyllary size=unequal |receptacle architecture=epaleate |receptacle prominence or shape=flat |series quantity=1;3 |stem architecture=branched |stem orientation=erect |throat shape=cylindric |whole-organism atypical some measurement=60cm;100cm |whole-organism duration=perennial |whole-organism some measurement=30cm;60cm |whole_organism atypical some measurement=60cm;100cm |whole_organism growth form=subshrub |whole_organism some measurement=30cm;60cm }}<!-- -->[[Category:Treatment]][[Category:Asteraceae tribe Eupatorieae]] 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) Return to Asanthus.