View source for Townsendia hookeri

{{Treatment/ID
|accepted_name=Townsendia hookeri
|accepted_authority=Beaman
|publications={{Treatment/Publication
|title=Contr. Gray Herb.
|place=183: 95, plates 17, 20, figs. 5, 6. 1957
|year=1957
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Townsendia nuttallii
|authority=Dorn
}}
|hierarchy=Asteraceae;Asteraceae tribe Astereae;Townsendia;Townsendia hookeri
|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 hookeri]]</div></div>
|volume=Volume 20
|mention_page=page 195
|treatment_page=page 200
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Perennials,</b> 1–3 cm (± pulvinate). <b>Stems</b> ± erect; internodes 0.1–1 mm, ± strigose. <b>Leaves</b> basal and cauline, blades narrowly oblanceolate to linear, 5–25(–40+) × 1–1.5(–3) mm, fleshy, faces ± strigoso-sericeous, little, if at all. <b>Heads</b> ± sessile. <b>Involucres</b> ± campanulate, 8–18+ mm diam. <b>Phyllaries</b> 50–65+ in 5+ series, the longer ± lance-linear, 7–11(–13) mm (l/w = 6–9), apices attenuate, abaxial faces sparsely strigose or glabrate. <b>Ray</b> florets 15–35; corollas white adaxially, laminae 8–12+ mm, glabrous abaxially. <b>Disc</b> florets 120–180+; corollas 4–5(–6+) mm. <b>Cypselae</b> 3.5–4.5 mm, faces hairy, hair tips glochidiform; pappi persistent; on ray cypselae ca. 30 subulate to setiform scales (1–)5–7 mm; on disc cypselae ca. 30 subulate to setiform scales 5.5–7.5+ mm. <b>2n</b> = 18.</span><!--

-->{{Treatment/Body
|phenology=Flowering Mar–Jun.
|habitat=Gravelly benches, sandy slopes
|elevation=700–1800 m
|distribution=Alta.;B.C.;Sask.;Yukon;Alaska;Colo.;Idaho;Mont.;Nebr.;N.Dak.;S.Dak.;Utah;Wyo.
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Townsendia hookeri
|author=
|authority=Beaman
|rank=species
|parent rank=genus
|synonyms=Townsendia nuttallii
|basionyms=
|family=Asteraceae
|phenology=Flowering Mar–Jun.
|habitat=Gravelly benches, sandy slopes
|elevation=700–1800 m
|distribution=Alta.;B.C.;Sask.;Yukon;Alaska;Colo.;Idaho;Mont.;Nebr.;N.Dak.;S.Dak.;Utah;Wyo.
|reference=None
|publication title=Contr. Gray Herb.
|publication year=1957
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V19-20-21/V20_440.xml
|tribe=Asteraceae tribe Astereae
|genus=Townsendia
|species=Townsendia hookeri
}}<!--

-->[[Category:Treatment]][[Category:Townsendia]]