View source for Porophyllum ruderale var. macrocephalum

{{Treatment/ID
|accepted_name=Porophyllum ruderale var. macrocephalum
|accepted_authority=(de Candolle) Cronquist
|publications={{Treatment/Publication
|title=Madroño
|place=20: 255. 1970
|year=1970
}}
|basionyms={{Treatment/ID/Basionym
|name=Porophyllum macrocephalum
|authority=de Candolle
|rank=species
|publication_title=in A. P. de Candolle and A. L. P. P. de Candolle, Prodr.
|publication_place=5: 648. 1836
}}
|synonyms={{Treatment/ID/Synonym
|name=Porophyllum ruderale subsp. macrocephalum
|authority=(de Candolle) R. R. Johnson
|rank=subspecies
}}
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Pectidinae;Porophyllum;Porophyllum ruderale;Porophyllum ruderale var. macrocephalum
|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 Pectidinae]]</div><div class="higher-taxon"><small>genus</small>[[Porophyllum]]</div><div class="higher-taxon"><small>species</small>[[Porophyllum ruderale]]</div><div class="higher-taxon"><small>variety</small>[[Porophyllum ruderale var. macrocephalum]]</div></div>
|volume=Volume 21
|mention_page=
|treatment_page=page 234
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Annuals,</b> 15–50+ cm; internodes mostly 15–30+ mm. <b>Leaf</b> blades oval or elliptic to obovate, 15–35+ × 8–25+ mm. <b>Phyllaries</b> 5, linear, 15–25+ mm. <b>Florets</b> mostly 30–50+; corollas greenish to purplish, 9–12.5 mm. <b>Cypselae</b> 9–12 mm; pappi: longer bristles 7–10 mm. <b>2n</b> = 22.</span><!--

-->{{Treatment/Body
|phenology=Flowering late summer–fall.
|habitat=Ephemerally wet sites in desert mountains
|elevation=1000–1500 m
|distribution=Ariz.;N.Mex.;Tex.;Mexico;West Indies (Antilles);Central America;South America.
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Porophyllum ruderale var. macrocephalum
|authority=(de Candolle) Cronquist
|rank=variety
|parent rank=species
|synonyms=Porophyllum ruderale subsp. macrocephalum
|basionyms=Porophyllum macrocephalum
|family=Asteraceae
|phenology=Flowering late summer–fall.
|habitat=Ephemerally wet sites in desert mountains
|elevation=1000–1500 m
|distribution=Ariz.;N.Mex.;Tex.;Mexico;West Indies (Antilles);Central America;South America.
|reference=None
|publication title=Madroño
|publication year=1970
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V19-20-21/V21_573.xml
|tribe=Asteraceae tribe Heliantheae
|subtribe=Asteraceae (tribe Heliantheae) subtribe Pectidinae
|genus=Porophyllum
|species=Porophyllum ruderale
|variety=Porophyllum ruderale var. macrocephalum
}}<!--

-->[[Category:Treatment]][[Category:Porophyllum ruderale]]