View source for Nestotus ← Nestotus 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=Nestotus |accepted_authority=R. P. Roberts |publications={{Treatment/Publication |title=Sida |place=21: 1650. 2005 |year=2005 }} |common_names=Goldenweed;mock goldenweed |basionyms= |synonyms= |hierarchy=Asteraceae;Asteraceae tribe Astereae;Nestotus |hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Astereae]]</div><div class="higher-taxon"><small>genus</small>[[Nestotus]]</div></div> |etymology=anagram of generic name Stenotus, wherein these species have previously resided |volume=Volume 20 |mention_page=page 8, 170 |treatment_page=page 169 }}<!-- --><span class="statement" id="st-d0_s0" data-properties="whole_organism some measurement;whole_organism growth form"><b>Subshrubs </b>(mat-forming), 2–12 cm;</span> <span class="statement" id="st-d0_s1" data-properties="caudex texture;caudex architecture">caudices woody, branched.</span> <span class="statement" id="st-d0_s2" data-properties="stem atypical quantity;stem orientation;stem pubescence;stem pubescence"><b>Stems </b>(5–20+) prostrate to erect (bark becoming dark-brown to gray, flaky to fibrous when older; twigs, mostly ascending, whitish tan to purplish, mostly 1–4 cm), usually hairy, often stipitate-glandular.</span> <span class="statement" id="st-d0_s3" data-properties=""><b>Leaves </b>cauline;</span> <span class="statement" id="st-d0_s4" data-properties="">alternate;</span> <span class="statement" id="st-d0_s5" data-properties="leaf position;leaf arrangement;leaf architecture">sessile;</span> <span class="statement" id="st-d0_s6" data-properties="blade architecture;blade shape;margin architecture or shape;margin pubescence or relief;face pubescence;face pubescence">blades (often marcescent, crowded, appearing fasciculate, ascending to spreading) usually 1-nerved, linear to narrowly spatulate (bases ± clasping, often whitish), margins entire, scabrous (cilia spreading-ascendant, short; apices acute to obtuse, often minutely mucronate), faces glabrous or scabrous to villous, often stipitate-glandular.</span> <span class="statement" id="st-d0_s7" data-properties="head architecture or arrangement;head arrangement"><b>Heads </b>radiate, borne singly.</span> <span class="statement" id="st-d0_s8" data-properties="peduncle some measurement;peduncle pubescence;peduncle pubescence"><b>Peduncles </b>1–5 cm, usually hairy, often stipitate-glandular.</span> <span class="statement" id="st-d0_s9" data-properties="involucre shape;involucre length;involucre width"><b>Involucres </b>campanulate to hemispheric, (5–10 ×) 7–15 mm.</span> <span class="statement" id="st-d0_s10" data-properties="phyllarie quantity;phyllarie architecture;series atypical quantity;series quantity;outer phyllarie shape;inner phyllarie shape;inner phyllarie size;inner phyllarie pubescence or texture;inner phyllarie growth form or texture;inner phyllarie fragility or texture;margin texture;abaxial face pubescence;abaxial face pubescence"><b>Phyllaries </b>10–18 in 2 (–3) series, 1-nerved (rarely weakly 3- nerved; sometimes weakly keeled), outer linear or narrowly oblong to oblanceolate, inner narrowly oblanceolate, subequal, chartaceous proximally, herbaceous and pliable distally, margins scarious, abaxial faces sometimes sparsely hairy, stipitate-glandular.</span> <span class="statement" id="st-d0_s11" data-properties="receptacle shape;receptacle relief;receptacle architecture"><b>Receptacles </b>convex, pitted, epaleate.</span> <span class="statement" id="st-d0_s12" data-properties="ray-floret quantity;ray-floret architecture;ray-floret reproduction"><b>Ray-</b>florets 5–11, pistillate, fertile;</span> <span class="statement" id="st-d0_s13" data-properties="corolla coloration">corollas yellow (laminae elliptic to oblong, 4.5–12 × 1.3–5.5 mm).</span> <span class="statement" id="st-d0_s14" data-properties="disc-floret quantity;disc-floret reproduction;disc-floret reproduction"><b>Disc-</b>florets 9–27, bisexual, fertile;</span> <span class="statement" id="st-d0_s15" data-properties="corolla coloration;tube height or length or size;tube height or length or size;lobe quantity;lobe orientation;lobe shape">corollas yellow, tubes shorter than narrowly or broadly vase-shaped throats, lobes 5, erect to ascending, triangular to narrowly lanceolate;</span> <span class="statement" id="st-d0_s16" data-properties="style-branch appendage shape">style-branch appendages triangular to narrowly lanceolate.</span> <span class="statement" id="st-d0_s17" data-properties="cypsela shape;cypsela shape;cypsela quantity;cypsela architecture or shape;cypsela pubescence"><b>Cypselae </b>(tan to reddish-brown) turbinate, slightly compressed, 8–10 ribbed, hairy;</span> <span class="statement" id="st-d0_s18" data-properties="bristle quantity;bristle coloration;bristle architecture;bristle shape;series quantity">pappi persistent, of 30–50 whitish, barbellate, apically attenuate bristles in 1 series.</span> <span class="statement" id="st-d0_s19" data-properties="pappus duration;x chromosome quantity">x = 9.</span><!-- -->{{Treatment/Body |distribution=nw North America |discussion=<p>Species 2 (2 in the flora).</p><!-- --><p>Phylogenetic studies (R. P. Roberts 2002; Roberts and L. E. Urbatsch 2003, 2004; Roberts et al. 2005) have indicated that the two species of Nestotus deserve taxonomic recognition as a distinct genus.</p> |tables= |references= }}<!-- --><div class="treatment-key"> ==Key== <div class="treatment-key-group"> {| class="wikitable fna-keytable" |-id=key-0-1 |1 |Leaf faces glabrous, margins sometimes ciliate, eglandular; Yukon River drainage, YukonTerritory |[[Nestotus macleanii|Nestotus macleanii]] |-id=key-0-1 |1 |Leaf faces scabrous, stipitate-glandular, and sparsely villous, margins ciliate, often stipitate-glandular; nw United States |[[Nestotus stenophyllus|Nestotus stenophyllus]] |} </div></div><!-- -->{{#Taxon: name=Nestotus |author=Lowell E. Urbatsch;Roland P. Roberts;Caleb A. Morse;Kurt M. Neubig |authority=R. P. Roberts |rank=genus |parent rank=tribe |synonyms= |basionyms= |family=Asteraceae |illustrator=Yevonn Wilson-Ramsey |illustration copyright=Flora of North America Association |distribution=nw North America |reference=None |publication title=Sida |publication year=2005 |special status= |source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V19-20-21/V20_370.xml |tribe=Asteraceae tribe Astereae |genus=Nestotus |abaxial face pubescence=stipitate-glandular;hairy |blade architecture=1-nerved |blade shape=linear;narrowly spatulate |bristle architecture=barbellate |bristle coloration=whitish |bristle quantity=30;50 |bristle shape=attenuate |caudex architecture=branched |caudex texture=woody |corolla coloration=yellow;yellow |cypsela architecture or shape=ribbed |cypsela pubescence=hairy |cypsela quantity=8;10 |cypsela shape=compressed;turbinate |disc-floret quantity=9;27 |disc-floret reproduction=fertile;bisexual |face pubescence=stipitate-glandular;scabrous;villous |head architecture or arrangement=radiate |head arrangement=singly |inner phyllarie fragility or texture=pliable |inner phyllarie growth form or texture=herbaceous |inner phyllarie pubescence or texture=chartaceous |inner phyllarie shape=oblanceolate |inner phyllarie size=subequal |involucre length=[5mm;10mm |involucre shape=campanulate;hemispheric |involucre width=]7mm;15mm |leaf architecture=sessile |leaf arrangement=alternate |leaf position=cauline |lobe orientation=erect;ascending |lobe quantity=5 |lobe shape=triangular;narrowly lanceolate |margin architecture or shape=entire |margin pubescence or relief=scabrous |margin texture=scarious |outer phyllarie shape=narrowly oblong;oblanceolate |pappus duration=persistent |peduncle pubescence=stipitate-glandular;hairy |peduncle some measurement=1cm;5cm |phyllarie architecture=1-nerved |phyllarie quantity=10;18 |ray-floret architecture=pistillate |ray-floret quantity=5;11 |ray-floret reproduction=fertile |receptacle architecture=epaleate |receptacle relief=pitted |receptacle shape=convex |series atypical quantity=2;3 |series quantity=1;2 |stem atypical quantity=5;20 |stem orientation=prostrate;erect |stem pubescence=stipitate-glandular;hairy |style-branch appendage shape=triangular;narrowly lanceolate |tube height or length or size=broadly vase-shaped;shorter than narrowly |whole_organism growth form=subshrub |whole_organism some measurement=2cm;12cm |x chromosome quantity=9 }}<!-- -->[[Category:Treatment]][[Category:Asteraceae tribe Astereae]] 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 Nestotus.