View source for Xerochrysum

{{Treatment/ID
|accepted_name=Xerochrysum
|accepted_authority=Tzvelev
|publications={{Treatment/Publication
|title=Novosti Sist. Vyssh. Rast.
|place=27: 151. 1990
|year=1990
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Bracteantha
|authority=Anderberg & Haegi
|rank=genus
}}
|hierarchy=Asteraceae;Asteraceae tribe Gnaphalieae;Xerochrysum
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Gnaphalieae]]</div><div class="higher-taxon"><small>genus</small>[[Xerochrysum]]</div></div>
|etymology=Greek xeros, dry, and chrysos, gold, perhaps alluding to phyllaries
|volume=Volume 19
|mention_page=page 59, 387
|treatment_page=page 427
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="whole-organism duration"><b>Annuals,</b> biennials, or perennials, 20–90+ cm;</span> <span class="statement" id="st-d0_s1" data-properties="whole-organism some measurement;whole-organism architecture;whole-organism duration;whole-organism some measurement;whole-organism architecture;whole-organism duration">taprooted (rhizomatous, not stoloniferous).</span> <span class="statement" id="st-d0_s2" data-properties="stem quantity;stem orientation"><b>Stems </b>usually 1, erect (rarely 1–2 or more times branched; usually arachnose and ± 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 (or nearly so);</span> <span class="statement" id="st-d0_s6" data-properties="blade shape;blade shape;blade shape;base shape;margin architecture or shape;face coloration;face pubescence;face pubescence">blades elliptic or spatulate to oblanceolate, lanceolate, or linear, bases cuneate, margins entire, faces concolor, usually arachnose and ± stipitate-glandular.</span> <span class="statement" id="st-d0_s7" data-properties="head architecture or shape;head arrangement;head atypical quantity;array architecture or fragility;array architecture"><b>Heads </b>disciform, borne singly or (2–3) in loose, corymbiform arrays.</span> <span class="statement" id="st-d0_s8" data-properties="involucre shape;involucre some measurement"><b>Involucres </b>± hemispheric, 10–30 mm.</span> <span class="statement" id="st-d0_s9" data-properties="phyllary coloration;phyllary coloration;phyllary coloration;phyllary size;phyllary pubescence or texture;series quantity"><b>Phyllaries </b>in 3–8+ series, usually yellow or brown to purple, sometimes white or pinkish (opaque, stereomes not glandular), unequal, usually chartaceous toward tips (spreading at flowering, deflexed in age).</span> <span class="statement" id="st-d0_s10" data-properties="receptacle prominence or shape;receptacle pubescence;receptacle architecture"><b>Receptacles </b>flat, glabrous, epaleate.</span> <span class="statement" id="st-d0_s11" data-properties="peripheral floret atypical quantity;peripheral floret quantity"><b>Peripheral </b>(pistillate) florets (0–) 25–50 (fewer than bisexual);</span> <span class="statement" id="st-d0_s12" data-properties="corolla coloration">corollas yellow.</span> <span class="statement" id="st-d0_s13" data-properties="inner floret quantity"><b>Inner </b>(bisexual) florets 200–400;</span> <span class="statement" id="st-d0_s14" data-properties="corolla coloration">corollas yellow (lobes erect).</span> <span class="statement" id="st-d0_s15" data-properties="cypsela shape;face architecture or pubescence or relief;face pubescence"><b>Cypselae </b>columnar to ± prismatic (4-angled), faces smooth, glabrous;</span> <span class="statement" id="st-d0_s16" data-properties="bristle quantity;bristle fusion;bristle fusion;bristle architecture;series quantity">pappi readily falling, of 25–35+, distinct or loosely basally ± coherent, subplumose to barbellate bristles in 1 series (falling separately or in groups or rings).</span> <span class="statement" id="st-d0_s17" data-properties="pappus life cycle;x chromosome quantity;x chromosome quantity;x chromosome quantity;x chromosome quantity">x = 12, 13, 14, 15.</span><!--

-->{{Treatment/Body
|distribution=Australia;cultivated and escaping in many areas elsewhere
|introduced=true
|discussion=<p>Species 6 (1 in the flora).</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Xerochrysum
|author=Guy L. Nesom
|authority=Tzvelev
|rank=genus
|parent rank=tribe
|synonyms=Bracteantha
|basionyms=
|family=Asteraceae
|illustrator=Barbara Alongi
|illustration copyright=Flora of North America Association
|distribution=Australia;cultivated and escaping in many areas elsewhere
|introduced=true
|reference=None
|publication title=Novosti Sist. Vyssh. Rast.
|publication year=1990
|special status=
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V19-20-21/V19_705.xml
|tribe=Asteraceae tribe Gnaphalieae
|genus=Xerochrysum
|array architecture=corymbiform
|array architecture or fragility=loose
|base shape=cuneate
|blade shape=spatulate;oblanceolate lanceolate or linear
|bristle architecture=subplumose;barbellate
|bristle fusion=coherent;distinct
|bristle quantity=25;35
|corolla coloration=yellow;yellow
|cypsela shape=columnar;more or less prismatic
|face architecture or pubescence or relief=smooth
|face coloration=concolor
|face pubescence=glabrous;stipitate-glandular;arachnose
|head architecture or shape=disciform
|head arrangement=singly
|head atypical quantity=2;3
|inner floret quantity=200;400
|involucre shape=hemispheric
|involucre some measurement=10mm;30mm
|leaf architecture=sessile
|leaf arrangement=alternate
|leaf position=cauline
|margin architecture or shape=entire
|pappus life cycle=falling
|peripheral floret atypical quantity=0;25
|peripheral floret quantity=25;50
|phyllary coloration=pinkish;white;brown;purple
|phyllary pubescence or texture=chartaceous
|phyllary size=unequal
|receptacle architecture=epaleate
|receptacle prominence or shape=flat
|receptacle pubescence=glabrous
|series quantity=1;3;8
|stem orientation=erect
|stem quantity=1
|whole-organism architecture=taprooted;taprooted
|whole-organism duration=perennial;biennial;annual
|whole-organism some measurement=20cm;90cm
|x chromosome quantity=15;14;13;12
}}<!--

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