View source for Heliopsis ← Heliopsis 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=Heliopsis |accepted_authority=Persoon |publications={{Treatment/Publication |title=Syn. Pl. |place=2: 473. 1807 |year=1807 }} |common_names=Oxeye;sunflower everlasting;héliopside |basionyms= |synonyms= |hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Ecliptinae;Heliopsis |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>[[Heliopsis]]</div></div> |etymology=Greek helios, sun, and - opsis, likeness |volume=Volume 21 |mention_page=page 64, 65, 68 |treatment_page=page 67 }}<!-- --><span class="statement" id="st-d0_s0" data-properties="whole-organism some measurement;whole-organism duration"><b>Perennials </b>[annuals], 30–150 cm.</span> <span class="statement" id="st-d0_s1" data-properties="stem orientation;stem orientation;stem architecture"><b>Stems </b>erect or trailing, branched from bases or ± throughout.</span> <span class="statement" id="st-d0_s2" data-properties=""><b>Leaves </b>cauline;</span> <span class="statement" id="st-d0_s3" data-properties="">opposite;</span> <span class="statement" id="st-d0_s4" data-properties="leaf position;leaf arrangement;leaf architecture">petiolate;</span> <span class="statement" id="st-d0_s5" data-properties="blade architecture;blade shape;base shape;base shape;margin shape;margin shape;face pubescence;face pubescence">blades ± 3-nerved from bases, deltate or ovate to lanceolate, bases ± cuneate to subtruncate, margins serrate or coarsely toothed, faces glabrous or hairy.</span> <span class="statement" id="st-d0_s6" data-properties="head architecture or arrangement;head arrangement"><b>Heads </b>radiate [discoid], borne singly.</span> <span class="statement" id="st-d0_s7" data-properties="involucre shape;involucre diameter"><b>Involucres </b>turbinate to hemispheric, 8–14 mm diam.</span> <span class="statement" id="st-d0_s8" data-properties="phyllary duration;phyllary quantity;series quantity"><b>Phyllaries </b>persistent, 12–20 in 2–3 series (ovate or oblong, ± equal, outer more foliaceous than inner).</span> <span class="statement" id="st-d0_s9" data-properties="receptacle shape;receptacle architecture"><b>Receptacles </b>convex to conic, paleate (paleae tardily falling, yellowish, conduplicate, becoming chartaceous).</span> <span class="statement" id="st-d0_s10" data-properties="ray-floret atypical quantity;ray-floret quantity;ray-floret architecture;ray-floret reproduction"><b>Ray-</b>florets [0] 5–20, pistillate, fertile;</span> <span class="statement" id="st-d0_s11" data-properties="corolla coloration">corollas yellow to orange (laminae persistent, sessile, becoming papery).</span> <span class="statement" id="st-d0_s12" data-properties="disc-floret quantity;disc-floret reproduction;disc-floret reproduction"><b>Disc-</b>florets 30–150+, bisexual, fertile;</span> <span class="statement" id="st-d0_s13" data-properties="corolla coloration;tube height or length or size;throat shape;lobe quantity;lobe shape">corollas yellow or brown to purple, tubes much shorter than narrowly cylindric throats, lobes 5, deltate.</span> <span class="statement" id="st-d0_s14" data-properties="cypsela shape;cypsela shape"><b>Cypselae </b>(brown to black-brown) subterete or obscurely 3 (ray) - or 4 (disc) -angled (not winged);</span> <span class="statement" id="st-d0_s15" data-properties="">pappi 0, or persistent, coroniform (each a laciniate crown plus 1–3 toothlike scales).</span> <span class="statement" id="st-d0_s16" data-properties="pappus presence;pappus duration;pappus shape;x chromosome quantity">x = 14.</span><!-- -->{{Treatment/Body |distribution=North America;Mexico;Central America;South America (to Bolivia) |discussion=<p>Species ca. 18 (3 in the flora).</p><!-- --><p>Most species of Heliopsis are known only from Mexico.</p> |tables= |references={{Treatment/Reference |id=fisher1957a |text=Fisher, T. R. 1957. Taxonomy of the genus Heliopsis (Compositae). Ohio J. Sci. 57: 171–191. }} }}<!-- --><div class="treatment-key"> ==Key== <div class="treatment-key-group"> {| class="wikitable fna-keytable" |-id=key-0-1 |1 |Aerial stems 1–2+ (from creeping rhizomes 4–10+ cm × 1–2 mm, rhizome internodes ca. 20+ mm); heads 1–3(–5); rays 6–8(–13) |[[Heliopsis gracilis|Heliopsis gracilis]] |-id=key-0-1 |1 |Aerial stems 1–10+ (from ± erect caudices, or from creeping rhizomes to 4 cm × 2–6 mm, rhizome internodes 2–10 mm); heads 1–15+; rays 9–18 |[[#key-0-2| > 2]] |-id=key-0-2 |2 |Leaf blades (1.5–)3–6 × 0.8–3 cm, faces sparsely pubescent to glabrescent; peduncles (6–)15–30 cm; cypselae rugulose to subtuberculate |[[Heliopsis parvifolia|Heliopsis parvifolia]] |-id=key-0-2 |2 |Leaf blades 6–12(–15) × 2.5–6(–12) cm, faces glabrous, pubescent, or scabrous; peduncles 9–25 cm; cypselae smooth |[[Heliopsis helianthoides|Heliopsis helianthoides]] |} </div></div><!-- -->{{#Taxon: name=Heliopsis |author=Alan R. Smith |authority=Persoon |rank=genus |parent rank=subtribe |synonyms= |basionyms= |family=Asteraceae |illustrator=Marjorie C. Leggitt |illustration copyright=Flora of North America Association |distribution=North America;Mexico;Central America;South America (to Bolivia) |reference=fisher1957a |publication title=Syn. Pl. |publication year=1807 |special status= |source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V19-20-21/V21_145.xml |tribe=Asteraceae tribe Heliantheae |subtribe=Asteraceae (tribe Heliantheae) subtribe Ecliptinae |genus=Heliopsis |base shape=cuneate to subtruncate;cuneate |blade architecture=3-nerved |blade shape=ovate;lanceolate |corolla coloration=brown;purple |cypsela shape=4-angled;subterete |disc-floret quantity=30;150 |disc-floret reproduction=fertile;bisexual |face pubescence=hairy;glabrous |head architecture or arrangement=radiate |head arrangement=singly |involucre diameter=8mm;14mm |involucre shape=turbinate;hemispheric |leaf architecture=petiolate |leaf arrangement=opposite |leaf position=cauline |lobe quantity=5 |lobe shape=deltate |margin shape=toothed;serrate |pappus duration=persistent |pappus presence=absent |pappus shape=coroniform |phyllary duration=persistent |phyllary quantity=12;20 |ray-floret architecture=pistillate |ray-floret atypical quantity=0 |ray-floret quantity=5;20 |ray-floret reproduction=fertile |receptacle architecture=paleate |receptacle shape=convex;conic |series quantity=2;3 |stem architecture=branched |stem orientation=trailing;erect |throat shape=cylindric |tube height or length or size=much shorter |whole-organism duration=perennial |whole-organism some measurement=30cm;150cm |x chromosome quantity=14 }}<!-- -->[[Category:Treatment]][[Category:Asteraceae (tribe Heliantheae) subtribe Ecliptinae]] 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 Heliopsis.