View source for Ambrosia dumosa

{{Treatment/ID
|accepted_name=Ambrosia dumosa
|accepted_authority=(A. Gray) W. W. Payne
|publications={{Treatment/Publication
|title=J. Arnold Arbor.
|place=45: 422. 1964
|year=1964
}}
|common_names=Bursage
|basionyms={{Treatment/ID/Basionym
|name=Franseria dumosa
|authority=A. Gray
|publication_title=in J. C. Frémont, Rep. Exped. Rocky Mts.,
|publication_place=316. 1845
}}
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Ambrosiinae;Ambrosia;Ambrosia dumosa
|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 Ambrosiinae]]</div><div class="higher-taxon"><small>genus</small>[[Ambrosia]]</div><div class="higher-taxon"><small>species</small>[[Ambrosia dumosa]]</div></div>
|volume=Volume 21
|mention_page=page 10, 12
|treatment_page=page 13
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Shrubs,</b> 10–40(–60+) cm. <b>Stems</b> erect. <b>Leaves</b> mostly alternate; petioles 2–8(–12+) mm; blades (white) ovate to elliptic, 10–25(–45) × 8–15(–30) mm, (1–)2–3-pinnately lobed, abaxial and adaxial faces densely strigillose. <b>Pistillate</b> heads intermixed with staminates (sometimes wanting or staminates sometimes wanting, plants unisexual); florets (1–)2. <b>Staminate</b> heads: peduncles 0–1(–2) mm; involucres shallowly cup-shaped, 3–5 mm diam., ± strigillose; florets 8–15+. <b>Burs</b>: bodies ± globose, 3–5+ mm, pilosulous and/or gland-dotted, spines 12–25+, scattered, ± subulate (± navicular at bases), 2–4 mm, tips straight. <b>2n</b> = 36, 72, 108, 126.</span><!--

-->{{Treatment/Body
|phenology=Flowering Mar–May(–Dec).
|habitat=Rocky or sandy washes, benches
|elevation=(-100–)100–1200(–1500) m
|distribution=Ariz.;Calif.;Nev.;Utah;Mexico (Baja California;Sonora).
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Ambrosia dumosa
|author=
|authority=(A. Gray) W. W. Payne
|rank=species
|parent rank=genus
|synonyms=
|basionyms=Franseria dumosa
|family=Asteraceae
|phenology=Flowering Mar–May(–Dec).
|habitat=Rocky or sandy washes, benches
|elevation=(-100–)100–1200(–1500) m
|distribution=Ariz.;Calif.;Nev.;Utah;Mexico (Baja California;Sonora).
|reference=None
|publication title=J. Arnold Arbor.
|publication year=1964
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V19-20-21/V21_8.xml
|tribe=Asteraceae tribe Heliantheae
|subtribe=Asteraceae (tribe Heliantheae) subtribe Ambrosiinae
|genus=Ambrosia
|species=Ambrosia dumosa
}}<!--

-->[[Category:Treatment]][[Category:Ambrosia]]