View source for Helianthus californicus

{{Treatment/ID
|accepted_name=Helianthus californicus
|accepted_authority=de Candolle
|publications={{Treatment/Publication
|title=in A. P. de Candolle and A. L. P. P. de Candolle, Prodr.
|place=5: 589. 1836
|year=1836
}}
|common_names=California sunflower
|basionyms=
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Helianthinae;Helianthus;Helianthus californicus
|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 Helianthinae]]</div><div class="higher-taxon"><small>genus</small>[[Helianthus]]</div><div class="higher-taxon"><small>species</small>[[Helianthus californicus]]</div></div>
|volume=Volume 21
|mention_page=page 146
|treatment_page=page 167
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Perennials,</b> 150–350 cm (rhizomatous). <b>Stems</b> erect, glabrous (glaucous). <b>Leaves</b> mostly cauline; mostly alternate; petioles 0–3 cm; blades (light to dark green, 3-nerved distal to bases), lanceolate, 10–20 × 2.5–6 cm, bases ± cuneate, margins entire or subentire, abaxial faces hispid to hirsute, gland-dotted. <b>Heads</b> 3–10. <b>Peduncles</b> (1–)3–15 cm (gland-dotted). <b>Involucres</b> broadly hemispheric, 10–25 mm diam. <b>Phyllaries</b> 25–35 (loose), lanceolate, 8–15 × 3–5 mm (notably surpassing discs), (margins sometimes ciliate) apices acute to attenuate, abaxial faces hispidulous to glabrate, gland-dotted. <b>Paleae</b> 10–11 mm, 3-toothed (apices acute, hispidulous). <b>Ray</b> florets 12–21; laminae 15–30 mm. <b>Disc</b> florets 50+; corollas 6–8 mm, lobes yellow; anthers reddish to dark, appendages reddish brown. <b>Cypselae</b> 4.5–5 mm, glabrate; pappi of 2 aristate scales 3–4 mm. <b>2n</b> = 102.</span><!--

-->{{Treatment/Body
|phenology=Flowering summer–fall.
|habitat=Stream banks, wet meadows, freshwater marshes
|elevation=0–1600 m
|distribution=Calif.;Mexico (Baja California).
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Helianthus californicus
|authority=de Candolle
|rank=species
|parent rank=genus
|synonyms=
|basionyms=
|family=Asteraceae
|phenology=Flowering summer–fall.
|habitat=Stream banks, wet meadows, freshwater marshes
|elevation=0–1600 m
|distribution=Calif.;Mexico (Baja California).
|reference=None
|publication title=in A. P. de Candolle and A. L. P. P. de Candolle, Prodr.
|publication year=1836
|special status=
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V21_406.xml
|tribe=Asteraceae tribe Heliantheae
|subtribe=Asteraceae (tribe Heliantheae) subtribe Helianthinae
|genus=Helianthus
|species=Helianthus californicus
}}<!--

-->[[Category:Treatment]][[Category:Helianthus]]