View source for Coreopsis douglasii

{{Treatment/ID
|accepted_name=Coreopsis douglasii
|accepted_authority=(de Candolle) H. M. Hall
|publications={{Treatment/Publication
|title=Univ. Calif. Publ. Bot.
|place=3: 140. 1907
|year=1907
}}
|basionyms={{Treatment/ID/Basionym
|name=Leptosyne douglasii
|authority=de Candolle
|publication_title=in A. P. de Candolle and A. L. P. P. de Candolle, Prodr.
|publication_place=5: 531. 1836
}}
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Coreopsidinae;Coreopsis;Coreopsis sect. Leptosyne;Coreopsis douglasii
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Heliantheae]]</div><div class="higher-taxon"><small>subtribe</small>[[Asteraceae (tribe Heliantheae) subtribe Coreopsidinae]]</div><div class="higher-taxon"><small>genus</small>[[Coreopsis]]</div><div class="higher-taxon"><small>section</small>[[Coreopsis sect. Leptosyne]]</div><div class="higher-taxon"><small>species</small>[[Coreopsis douglasii]]</div></div>
|volume=Volume 21
|mention_page=
|treatment_page=page 189
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Annuals,</b> 5–15(–25+) cm. <b>Leaf</b> blades simple or pinnately lobed, terminal lobes filiform, 0.5–1+ mm wide. <b>Peduncles</b> 5–15(–20+) cm. <b>Calyculi</b> of (3–)5 linear bractlets 3–5(–12) mm, not ciliolate near bases. <b>Phyllaries</b> (5–)8, ovate, 5–7+ mm. <b>Ray</b> florets (5–)8(–9+); laminae 5–12(–16+) mm. <b>Disc</b> florets 8–60(–100+); corollas 2.8–3.5 mm. <b>Cypselae</b> ± oblanceolate, 3.5–4+ mm, not marked adaxially with red dots or dashes, wings usually thin, sometimes corky-thickened, faces usually smooth, rarely tuberculate, not hirtellous. <b>2n</b> = 24.</span><!--

-->{{Treatment/Body
|phenology=Flowering Mar–May.
|habitat=Shale and serpentine slopes, sandy flats
|elevation=(150–)300–1000 m
|distribution=Calif.
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Coreopsis douglasii
|author=
|authority=(de Candolle) H. M. Hall
|rank=species
|parent rank=section
|synonyms=
|basionyms=Leptosyne douglasii
|family=Asteraceae
|phenology=Flowering Mar–May.
|habitat=Shale and serpentine slopes, sandy flats
|elevation=(150–)300–1000 m
|distribution=Calif.
|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/V21_462.xml
|tribe=Asteraceae tribe Heliantheae
|subtribe=Asteraceae (tribe Heliantheae) subtribe Coreopsidinae
|genus=Coreopsis
|section=Coreopsis sect. Leptosyne
|species=Coreopsis douglasii
}}<!--

-->[[Category:Treatment]][[Category:Coreopsis sect. Leptosyne]]