View source for Townsendia strigosa

{{Treatment/ID
|accepted_name=Townsendia strigosa
|accepted_authority=Nuttall
|publications={{Treatment/Publication
|title=Trans. Amer. Philos. Soc., n. s.
|place=7: 306. 1840
|year=1840
}}
|special_status={{Treatment/ID/Special_status
|code=E
|label=Endemic
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Townsendia strigosa var. prolixa
|authority=(M. E. Jones) S. L. Welsh
|rank=variety
}}
|hierarchy=Asteraceae;Asteraceae tribe Astereae;Townsendia;Townsendia strigosa
|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>[[Townsendia]]</div><div class="higher-taxon"><small>species</small>[[Townsendia strigosa]]</div></div>
|volume=Volume 20
|mention_page=page 195, 198
|treatment_page=page 199
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="whole-organism atypical some measurement;whole-organism atypical some measurement;whole-organism some measurement;whole-organism duration"><b>Biennials,</b> (1–) 3–10 (–20) cm.</span> <span class="statement" id="st-d0_s1" data-properties="stem orientation"><b>Stems </b>decumbent to erect;</span> <span class="statement" id="st-d0_s2" data-properties="internode some measurement;internode pubescence">internodes 5–25 mm, piloso-strigose to strigillose (surfaces seldom hidden by hairs).</span> <span class="statement" id="st-d0_s3" data-properties="leaf position;leaf position;blade shape;blade atypical length;blade length;blade atypical width;blade width;blade texture;face pubescence"><b>Leaves </b>basal and cauline, blades spatulate to oblanceolate or linear, 12–30 (–50) × 2–7 (–9) mm, not fleshy, faces ± strigose to strigillose.</span> <span class="statement" id="st-d0_s4" data-properties=""><b>Heads </b>at tips of stems (usually surpassed by leaves).</span> <span class="statement" id="st-d0_s5" data-properties="involucre shape;involucre diameter"><b>Involucres </b>± campanulate, 5–20 mm diam.</span> <span class="statement" id="st-d0_s6" data-properties="phyllarie quantity;phyllarie shape;phyllarie shape;phyllarie some measurement;series quantity;apex shape;abaxial face pubescence"><b>Phyllaries </b>20–24 in 3–4+ series, the longer ± lanceovate to lanceolate, 5–9 mm (l/w = 2.5–5), apices acute to acuminate, abaxial faces strigose.</span> <span class="statement" id="st-d0_s7" data-properties="ray-floret quantity"><b>Ray-</b>florets 8–30+;</span> <span class="statement" id="st-d0_s8" data-properties="corolla coloration;corolla coloration;lamina some measurement;lamina pubescence;lamina pubescence">corollas white or pinkish adaxially, laminae 5–14 mm, abaxially usually glabrous, sometimes glandular-puberulent.</span> <span class="statement" id="st-d0_s9" data-properties="disc-floret atypical quantity;disc-floret atypical quantity;disc-floret quantity"><b>Disc-</b>florets (8–) 20–80 (–100+);</span> <span class="statement" id="st-d0_s10" data-properties="corolla some measurement">corollas 3.5–5 mm.</span> <span class="statement" id="st-d0_s11" data-properties="cypsela some measurement;face pubescence;hair tip shape"><b>Cypselae </b>3–4 mm, faces hairy, hair tips glochidiform;</span> <span class="statement" id="st-d0_s12" data-properties="">pappi persistent;</span> <span class="statement" id="st-d0_s13" data-properties="pappus duration;pappus quantity">on ray cypselae 12–20+ lanceolate to subulate scales 0.5–1.5+ mm;</span> <span class="statement" id="st-d0_s14" data-properties="scale shape;scale some measurement;scale quantity;scale shape;scale some measurement;2n chromosome quantity">on disc cypselae 20–35 subulate to setiform scales 3.5–5.5 mm. <b>2n</b> = 18.</span><!--

-->{{Treatment/Body
|phenology=Flowering May–Jun.
|habitat=Open sites, sands, shales, clays with desert scrub, junipers, pinyons
|elevation=1500–2000 m
|distribution=Ariz.;Colo.;N.Mex.;Utah;Wyo.
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Townsendia strigosa
|authority=Nuttall
|rank=species
|parent rank=genus
|synonyms=Townsendia strigosa var. prolixa
|basionyms=
|family=Asteraceae
|phenology=Flowering May–Jun.
|habitat=Open sites, sands, shales, clays with desert scrub, junipers, pinyons
|elevation=1500–2000 m
|distribution=Ariz.;Colo.;N.Mex.;Utah;Wyo.
|reference=None
|publication title=Trans. Amer. Philos. Soc., n. s.
|publication year=1840
|special status=Endemic
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V19-20-21/V20_438.xml
|tribe=Asteraceae tribe Astereae
|genus=Townsendia
|species=Townsendia strigosa
|2n chromosome quantity=18
|abaxial face pubescence=strigose
|apex shape=acute;acuminate
|blade atypical length=30mm;50mm
|blade atypical width=7mm;9mm
|blade length=12mm;30mm
|blade shape=spatulate;oblanceolate or linear
|blade texture=not fleshy
|blade width=2mm;7mm
|corolla coloration=pinkish;white
|corolla some measurement=3.5mm;5mm
|cypsela some measurement=3mm;4mm
|disc-floret atypical quantity=80;100
|disc-floret quantity=20;80
|face pubescence=hairy;less strigose;strigillose
|hair tip shape=glochidiform
|internode pubescence=piloso-strigose;strigillose
|internode some measurement=5mm;25mm
|involucre diameter=5mm;20mm
|involucre shape=campanulate
|lamina pubescence=glandular-puberulent;glabrous
|lamina some measurement=5mm;14mm
|leaf position=cauline;basal
|pappus duration=persistent
|pappus quantity=12;20
|phyllarie quantity=20;24
|phyllarie shape=less lanceovate;lanceolate
|phyllarie some measurement=5mm;9mm
|ray-floret quantity=8;30
|scale quantity=20;35
|scale shape=subulate;setiform
|scale some measurement=3.5mm;5.5mm
|series quantity=3;4
|stem orientation=decumbent;erect
|whole-organism atypical some measurement=10cm;20cm
|whole-organism duration=biennial
|whole-organism some measurement=3cm;10cm
}}<!--

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