View source for Hemizonia congesta subsp. luzulifolia

{{Treatment/ID
|accepted_name=Hemizonia congesta subsp. luzulifolia
|accepted_authority=(de Candolle) Babcock & H. M. Hall
|publications={{Treatment/Publication
|title=Univ. Calif. Publ. Bot.
|place=13: 43. 1924
|year=1924
}}
|common_names=Hayfield tarweed
|basionyms={{Treatment/ID/Basionym
|name=Hemizonia luzulifolia
|authority=de Candolle
|publication_title=in A. P. de Candolle and A. L. P. P. de Candolle, Prodr.
|publication_place=5: 692. 1836 (as luzulaefolia)
}}
|synonyms={{Treatment/ID/Synonym
|name=Hemizonia congesta var. luzulifolia
|authority=(de Candolle) Jepson
}} {{Treatment/ID/Synonym
|name=Hemizonia luzulifolia subsp. rudis
|authority=(Bentham) D. D. Keck
}}
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Madiinae;Hemizonia;Hemizonia congesta;Hemizonia congesta subsp. luzulifolia
|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 Madiinae]]</div><div class="higher-taxon"><small>genus</small>[[Hemizonia]]</div><div class="higher-taxon"><small>species</small>[[Hemizonia congesta]]</div><div class="higher-taxon"><small>subspecies</small>[[Hemizonia congesta subsp. luzulifolia]]</div></div>
|volume=Volume 21
|mention_page=page 292
|treatment_page=page 293
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Leaves </b>pubescent, villous, or sericeous (distal with hairs not notably longer at margins), all or distal glandular. <b>Heads</b> in paniculiform arrays. <b>Peduncles</b> 0 or 1–30 mm, bracts not surpassing phyllaries. <b>Calyculi</b> 0. <b>Phyllaries</b> 3.5–6.5 mm, apices usually shorter than bodies. <b>Ray</b> florets 5–11; laminae white, abaxially purple-veined. <b>Cypsela</b> widths 0.5–0.6 times lengths. <b>2n</b> = 28.</span><!--

-->{{Treatment/Body
|phenology=Flowering Mar–Dec.
|habitat=Disturbed sites, grassy slopes, valley bottoms, openings in chaparral and woodlands, often clayey soils, serpentine
|elevation=0–1000 m
|distribution=Calif.
|discussion=<p>Subspecies luzulifolia occurs from the North Inner Coast Ranges and northern Great Valley through the San Francisco Bay area to the southern South Coast Ranges. Natural hybridization between <i></i></i>subsp.<i><i> luzulifolia</i> and <i></i></i>subsp.<i><i> lutescens</i> has been reported (E. B. Babcock and H. M. Hall 1924).</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Hemizonia congesta subsp. luzulifolia
|author=
|authority=(de Candolle) Babcock & H. M. Hall
|rank=subspecies
|parent rank=species
|synonyms=Hemizonia congesta var. luzulifolia;Hemizonia luzulifolia subsp. rudis
|basionyms=Hemizonia luzulifolia
|family=Asteraceae
|phenology=Flowering Mar–Dec.
|habitat=Disturbed sites, grassy slopes, valley bottoms, openings in chaparral and woodlands, often clayey soils, serpentine
|elevation=0–1000 m
|distribution=Calif.
|reference=None
|publication title=Univ. Calif. Publ. Bot.
|publication year=1924
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V19-20-21/V21_719.xml
|tribe=Asteraceae tribe Heliantheae
|subtribe=Asteraceae (tribe Heliantheae) subtribe Madiinae
|genus=Hemizonia
|species=Hemizonia congesta
|subspecies=Hemizonia congesta subsp. luzulifolia
}}<!--

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