View source for Erigeron howellii

{{Treatment/ID
|accepted_name=Erigeron howellii
|accepted_authority=(A. Gray) A. Gray in A. Gray et al.
|publications={{Treatment/Publication
|title=in A. Gray et al., Syn. Fl. N. Amer.
|place=1(2): 209. 1884
|year=1884
}}
|common_names=Howell’s fleabane
|basionyms={{Treatment/ID/Basionym
|name=Erigeron salsuginosus var. howellii
|authority=A. Gray
|publication_title=Notes Compositae,
|publication_place=93. 1880
}}
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Astereae;Erigeron;Erigeron howellii
|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>[[Erigeron]]</div><div class="higher-taxon"><small>species</small>[[Erigeron howellii]]</div></div>
|volume=Volume 20
|mention_page=page 259, 268
|treatment_page=page 329
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Perennials,</b> 20–50 cm; rhizomatous, fibrous-rooted, caudices simple, thick. <b>Stems</b> erect to basally ascending, proximally glabrous, distally sparsely to densely strigillose, eglandular. <b>Leaves</b> basal (persistent) and cauline; basal and proximal cauline blades spatulate, 50–200 × 15–45 mm, little reduced distally until distal to midstems, margins entire or shallowly serrate to denticulate, finely ciliate, faces glabrous, eglandular; mid blades ovate to cordate (bases clasping to subclasping). <b>Heads</b> 1. <b>Involucres</b> 6–8 × 12–20 mm. <b>Phyllaries</b> in 2–3(–4) series, glabrous, densely minutely glandular. <b>Ray</b> florets 30–50; corollas white, 13–25 mm (mostly 1.5–3 mm wide), laminae coiling. <b>Disc</b> corollas 4–5 mm. <b>Cypselae</b> 2.5–3 mm, subterete, (4–)5(–6)-nerved, faces sparsely strigose; pappi: outer of setae, inner of 20–30 bristles.</span><!--

-->{{Treatment/Body
|phenology=Flowering May–Jul.
|habitat=Drainage of Columbia River, steep north-facing slopes with little soil, sometimes in seepage, commonly with Douglas fir
|elevation=(60–)500–1200(–1500) m
|distribution=Oreg.;Wash.
|discussion=<p>Of conservation concern.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Erigeron howellii
|author=
|authority=(A. Gray) A. Gray in A. Gray et al.
|rank=species
|parent rank=genus
|synonyms=
|basionyms=Erigeron salsuginosus var. howellii
|family=Asteraceae
|phenology=Flowering May–Jul.
|habitat=Drainage of Columbia River, steep north-facing slopes with little soil, sometimes in seepage, commonly with Douglas fir
|elevation=(60–)500–1200(–1500) m
|distribution=Oreg.;Wash.
|reference=None
|publication title=in A. Gray et al., Syn. Fl. N. Amer.
|publication year=1884
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V19-20-21/V20_748.xml
|tribe=Asteraceae tribe Astereae
|genus=Erigeron
|species=Erigeron howellii
}}<!--

-->[[Category:Treatment]][[Category:Erigeron]]