View source for Caulanthus heterophyllus

{{Treatment/ID
|accepted_name=Caulanthus heterophyllus
|accepted_authority=(Nuttall) Payson
|publications={{Treatment/Publication
|title=Ann. Missouri Bot. Gard.
|place=9: 298. 1923
|year=1923
}}
|basionyms={{Treatment/ID/Basionym
|name=Streptanthus heterophyllus
|authority=Nuttall
|rank=species
|publication_title=in J. Torrey and A. Gray, Fl. N. Amer.
|publication_place=1: 77. 1838
}}
|synonyms={{Treatment/ID/Synonym
|name=Caulanthus stenocarpus
|authority=Payson
|rank=species
}} {{Treatment/ID/Synonym
|name=Guillenia heterophylla
|authority=(Nuttall) O. E. Schulz
|rank=species
}} {{Treatment/ID/Synonym
|name=Streptanthus repandus
|authority=Nuttall
|rank=species
}}
|hierarchy=Brassicaceae;Brassicaceae tribe Thelypodieae;Caulanthus;Caulanthus heterophyllus
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Brassicaceae]]</div><div class="higher-taxon"><small>tribe</small>[[Brassicaceae tribe Thelypodieae]]</div><div class="higher-taxon"><small>genus</small>[[Caulanthus]]</div><div class="higher-taxon"><small>species</small>[[Caulanthus heterophyllus]]</div></div>
|volume=Volume 7
|mention_page=page 678
|treatment_page=page 682
}}<!--

--><span class="statement" id="st-undefined" data-properties="">Annuals; hispid basally, glabrous or subglabrate distally. <b>Stems</b> erect, usually branched distally, 2.5–12 dm, hispid. <b>Basal</b> leaves weakly rosulate; petiole 0.3–3 cm; blade linear-oblanceolate to linear-oblong, 0.7–7 cm × 2–18 mm, margins coarsely dentate or pinnately lobed. <b>Cauline</b> leaves (median) sessile; blade linear-lanceolate, 5–16 cm × 5–40 mm, (smaller distally, base amplexicaul to sagittate), margins dentate or (distalmost) entire. <b>Racemes</b> (densely flowered), without a terminal cluster of sterile flowers. <b>Fruiting</b> pedicels reflexed, 2–8 mm, glabrous or hispid. <b>Flowers</b>: sepals erect (purple or yellow to creamy white), lanceolate, 3–8 × 1–1.8 mm (equal); petals purple or yellowish (often with darker purple veins), 5–15 mm, blade 2–6 × 1–1.5 mm, not crisped, claw narrowly oblanceolate or oblong, 3–9 × 1–1.5 mm; filaments tetradynamous, median pairs 3–6 mm, lateral pair 2–5 mm; anthers oblong, equal, 1–3 mm. <b>Fruits</b> reflexed (often straight, rarely curved), latiseptate or 4-angled, 4.5–10 cm × 1–1.5 mm; valves each with prominent midvein; ovules 56–82 per ovary; style 0.5–3.5mm; stigma slightly 2-lobed. <b>Seeds</b> 1.2–2 × 0.9–1.4 mm. <b>2n</b> = 28.</span><!--

-->{{Treatment/Body
|phenology=Flowering Mar–May.
|habitat=Coastal scrub, chaparral, rocky areas
|elevation=0-1400 m
|distribution=Calif.;Mexico (Baja California).
|discussion=<p><i>Caulanthus heterophyllus</i> is a common species distributed from Santa Barbara County southward into northwestern Baja California, Mexico.</p><!--
--><p>R. E. Buck (1993) divided the species into two varieties, including one invalidly published, based on flower color, but these are treated here as mere color variants.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Caulanthus heterophyllus
|authority=(Nuttall) Payson
|rank=species
|parent rank=genus
|synonyms=Caulanthus stenocarpus;Guillenia heterophylla;Streptanthus repandus
|basionyms=Streptanthus heterophyllus
|family=Brassicaceae
|phenology=Flowering Mar–May.
|habitat=Coastal scrub, chaparral, rocky areas
|elevation=0-1400 m
|distribution=Calif.;Mexico (Baja California).
|reference=None
|publication title=Ann. Missouri Bot. Gard.
|publication year=1923
|special status=
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V7/V7_1172.xml
|tribe=Brassicaceae tribe Thelypodieae
|genus=Caulanthus
|species=Caulanthus heterophyllus
}}<!--

-->[[Category:Treatment]][[Category:Caulanthus]]