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You can view and copy the source of this page. {{Treatment/ID |accepted_name=Hasteola |accepted_authority=Rafinesque |publications={{Treatment/Publication |title=New Fl. |place=4: 79. 1838 |year=1838 }} |basionyms= |synonyms= |hierarchy=Asteraceae;Asteraceae tribe Senecioneae;Hasteola |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>[[Hasteola]]</div></div> |etymology=Latin hasta, spear, and - ola, diminutive, alluding to leaves of type species |volume=Volume 20 |mention_page=page 543, 611 |treatment_page=page 610 }}<!-- --><span class="statement" id="st-d0_s0" data-properties="whole-organism atypical some measurement;whole-organism some measurement;whole-organism duration"><b>Perennials,</b> (50–) 60–240 cm.</span> <span class="statement" id="st-d0_s1" data-properties="stem quantity;stem orientation"><b>Stems </b>usually 1, erect (unbranched proximal to heads).</span> <span class="statement" id="st-d0_s2" data-properties=""><b>Leaves </b>basal and cauline;</span> <span class="statement" id="st-d0_s3" data-properties="">alternate;</span> <span class="statement" id="st-d0_s4" data-properties="leaf position;leaf position;leaf arrangement;leaf architecture;leaf architecture">petiolate (proximal) or sessile;</span> <span class="statement" id="st-d0_s5" data-properties="blade architecture;blade shape;margin architecture or shape;face pubescence">blades pinnately nerved, broadly deltate or hastate (proximal) to broadly lanceolate, margins doubly-serrate, faces glabrous.</span> <span class="statement" id="st-d0_s6" data-properties="head architecture or shape;array architecture"><b>Heads </b>discoid, in corymbiform (± flat-topped) arrays.</span> <span class="statement" id="st-d0_s7" data-properties="bractlet quantity"><b>Calyculi </b>of 4–9+ (subulate, rarely leaflike) bractlets.</span> <span class="statement" id="st-d0_s8" data-properties=""><b>Involucres </b>cylindric or campanulate to obconic, 5–8+ mm diam.</span> <span class="statement" id="st-d0_s9" data-properties="involucre shape;involucre diameter">(glabrous).</span> <span class="statement" id="st-d0_s10" data-properties="phyllarie duration;phyllarie quantity;phyllarie orientation;phyllarie fusion;phyllarie shape;phyllarie variability;series quantity;margin texture"><b>Phyllaries </b>persistent, 7–14+ in 1–2 series, erect, distinct, oblong, ± equal, margins chartaceous to scarious.</span> <span class="statement" id="st-d0_s11" data-properties="receptacle shape;receptacle shape;receptacle relief;receptacle architecture"><b>Receptacles </b>slightly convex or flat, foveolate, epaleate.</span> <span class="statement" id="st-d0_s12" data-properties="ray-floret presence"><b>Ray-</b>florets 0.</span> <span class="statement" id="st-d0_s13" data-properties="disc-floret quantity;disc-floret reproduction;disc-floret reproduction"><b>Disc-</b>florets 10–55, bisexual, fertile;</span> <span class="statement" id="st-d0_s14" data-properties="corolla coloration;corolla coloration;tube length or size;throat shape;lobe quantity;lobe orientation;lobe shape">corollas usually white or ochroleucous to greenish, rarely pinkish, tubes longer than cylindric throats, lobes 5, erect to spreading, lanceolate;</span> <span class="statement" id="st-d0_s15" data-properties="style-branch structure in adjective form;line quantity;apex shape;apex shape">style-branches stigmatic in 2 lines, apices truncate or truncate-penicillate (appendages essentially 0).</span> <span class="statement" id="st-d0_s16" data-properties="cypsela shape;cypsela architecture or shape;cypsela pubescence"><b>Cypselae </b>cylindric-fusiform, 8–12-ribbed, glabrous;</span> <span class="statement" id="st-d0_s17" data-properties="bristle quantity;bristle coloration;bristle architecture">pappi persistent (fragile), of 100–150+, white, barbellulate bristles.</span> <span class="statement" id="st-d0_s18" data-properties="pappus duration;x chromosome quantity">x = 10.</span><!-- -->{{Treatment/Body |distribution=e United States |discussion=<p>Species 2 (2 in the flora).</p><!-- --><p>Asian species that have been assigned to Hasteola belong to Parasenecio.</p> |tables= |references={{Treatment/Reference |id=anderson1994a |text=Anderson, L. C. 1994. A revision of Hasteola (Asteraceae) in the New World. Syst. Bot. 19: 211–219. }} }}<!-- --><div class="treatment-key"> ==Key== <div class="treatment-key-group"> {| class="wikitable fna-keytable" |-id=key-0-1 |1 |Florets 10–14; proximal cauline leaves deltate |[[Hasteola robertiorum|Hasteola robertiorum]] |-id=key-0-1 |1 |Florets 18–55; proximal cauline leaves hastate to deltate or lanceolate |[[Hasteola suaveolens|Hasteola suaveolens]] |} </div></div><!-- -->{{#Taxon: name=Hasteola |author=Loran C. Anderson |authority=Rafinesque |rank=genus |parent rank=tribe |synonyms= |basionyms= |family=Asteraceae |distribution=e United States |reference=anderson1994a |publication title=New Fl. |publication year=1838 |special status= |source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V19-20-21/V20_1369.xml |tribe=Asteraceae tribe Senecioneae |genus=Hasteola |apex shape=truncate-penicillate;truncate |array architecture=corymbiform |blade architecture=nerved |blade shape=hastate;broadly lanceolate |bractlet quantity=4;9 |bristle architecture=barbellulate |bristle coloration=white |bristle quantity=100;150 |corolla coloration=pinkish;ochroleucous;greenish |cypsela architecture or shape=8-12-ribbed |cypsela pubescence=glabrous |cypsela shape=cylindric-fusiform |disc-floret quantity=10;55 |disc-floret reproduction=fertile;bisexual |face pubescence=glabrous |head architecture or shape=discoid |involucre diameter=5mm;8mm |involucre shape=campanulate;obconic |leaf architecture=sessile;petiolate |leaf arrangement=alternate |leaf position=cauline;basal |line quantity=2 |lobe orientation=erect;spreading |lobe quantity=5 |lobe shape=lanceolate |margin architecture or shape=doubly-serrate |margin texture=chartaceous;scarious |pappus duration=persistent |phyllarie duration=persistent |phyllarie fusion=distinct |phyllarie orientation=erect |phyllarie quantity=7;14 |phyllarie shape=oblong |phyllarie variability=equal |ray-floret presence=absent |receptacle architecture=epaleate |receptacle relief=foveolate |receptacle shape=flat;convex |series quantity=1;2 |stem orientation=erect |stem quantity=1 |style-branch structure in adjective form=stigmatic |throat shape=cylindric |tube length or size=longer |whole-organism atypical some measurement=50cm;60cm |whole-organism duration=perennial |whole-organism some measurement=60cm;240cm |x chromosome quantity=10 }}<!-- -->[[Category:Treatment]][[Category:Asteraceae tribe Senecioneae]] 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 Hasteola.