View source for Ericameria palmeri

{{Treatment/ID
|accepted_name=Ericameria palmeri
|accepted_authority=(A. Gray) H. M. Hall
|publications={{Treatment/Publication
|title=Univ. Calif. Publ. Bot.
|place=3: 53. 1907
|year=1907
}}
|basionyms={{Treatment/ID/Basionym
|name=Haplopappus palmeri
|authority=A. Gray
|publication_title=Proc. Amer. Acad. Arts
|publication_place=11: 74. 1876 (as Aplopappus)
}}
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Astereae;Ericameria;Ericameria palmeri
|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>[[Ericameria]]</div><div class="higher-taxon"><small>species</small>[[Ericameria palmeri]]</div></div>
|volume=Volume 20
|mention_page=page 54
|treatment_page=page 70
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>50–400 cm. <b>Stems</b> erect, much branched, twigs crowded, green when young, becoming reddish brown to gray, glabrous or sparsely hairy, usually covered with resin-filled pits. <b>Leaves</b> (moderately crowded) ascending to spreading; blades linear to narrowly oblanceolate (terete, sulcate, or flattened), 5–50 × 0.5–2 mm, midnerves obscure or evident abaxially, apices acute, faces glabrous or moderately hairy, gland-dotted (in circular, deep pits), resinous; axillary fascicles with 1–10 leaves, shorter than subtending leaves. <b>Heads</b> in racemiform to thyrsiform arrays (to 50 × 2–15 cm). <b>Peduncles</b> 2–15 mm (bracts 5–10+, leaflike). <b>Involucres</b> turbinate to subcampanulate, 4–7 × 2.5–4 mm. <b>Phyllaries</b> 16–24 in 3–5 series, mostly tan, narrowly oblong to elliptic, 1.5–6 × 0.4–0.8 mm, unequal, mostly chartaceous, midnerves evident on at least distal 1/2, slightly to strongly thickened, expanded distally, (margins narrowly membranous, sometimes ciliate distally) apices acute to rounded, abaxial faces glabrous, outer sometimes gland-dotted (sessile), frequently resinous. <b>Ray</b> florets 2–8; laminae 4–5 × 1–1.8 mm. <b>Disc</b> florets 6–20; corollas 5–7 mm. <b>Cypselae</b> tan to brown, subcylindric, 3.5–4 mm, moderately to densely hairy; pappi off-white to brown, 5–8 mm. <b>2n</b> = 18.</span><!--

-->{{Treatment/Body
|distribution=Calif.;nw Mexico.
|discussion=<p>Varieties 2 (2 in the flora).</p>
|tables=
|references=
}}<!--

--><div class="treatment-key">
==Key==
<div class="treatment-key-group">
  
{| class="wikitable fna-keytable"
|-id=key-0-1
|1
|Leaves 8–20(–30) mm; axillary leaves 2–10 per fascicle; subapical resin ducts on at least outer and mid phyllaries strongly thickened; midnerves usually not evident on proximal 1/2 of each phyllary; florets 6–12(–14); Riverside to Ventura counties, California
|[[Ericameria palmeri var. pachylepis|Ericameria palmeri var. pachylepis]]
|-id=key-0-1
|1
|Leaves 20–40 mm; axillary leaves 1–2 per fascicle; subapical resin ducts on phyllaries not strongly thickened; midnerves usually evident on proximal 1/2 of each phyllary; florets 12–30; San Diego County, California
|[[Ericameria palmeri var. palmeri|Ericameria palmeri var. palmeri]]
|}
</div></div><!--

-->{{#Taxon:
name=Ericameria palmeri
|author=
|authority=(A. Gray) H. M. Hall
|rank=species
|parent rank=genus
|synonyms=
|basionyms=Haplopappus palmeri
|family=Asteraceae
|distribution=Calif.;nw Mexico.
|reference=None
|publication title=Univ. Calif. Publ. Bot.
|publication year=1907
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V19-20-21/V20_124.xml
|tribe=Asteraceae tribe Astereae
|genus=Ericameria
|species=Ericameria palmeri
}}<!--

-->[[Category:Treatment]][[Category:Ericameria]]