View source for Pseudognaphalium microcephalum

{{Treatment/ID
|accepted_name=Pseudognaphalium microcephalum
|accepted_authority=(Nuttall) Anderberg
|publications={{Treatment/Publication
|title=Opera Bot.
|place=104: 147. 1991
|year=1991
}}
|common_names=San Diego rabbit-tobacco
|basionyms={{Treatment/ID/Synonym
|name=Gnaphalium microcephalum
|authority=Nuttall
}}
|synonyms={{Treatment/ID/Synonym
|name=Gnaphalium albidum
|authority=I. M. Johnston
}} {{Treatment/ID/Synonym
|name=Gnaphalium canescens subsp. microcephalum
|authority=(Nuttall) Stebbins & D. J. Keil
}} {{Treatment/ID/Synonym
|name=Pseudognaphalium canescens subsp. microcephalum
|authority=(Nuttall) Kartesz
}}
|hierarchy=Asteraceae;Asteraceae tribe Gnaphalieae;Pseudognaphalium;Pseudognaphalium microcephalum
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Gnaphalieae]]</div><div class="higher-taxon"><small>genus</small>[[Pseudognaphalium]]</div><div class="higher-taxon"><small>species</small>[[Pseudognaphalium microcephalum]]</div></div>
|volume=Volume 19
|mention_page=page 417
|treatment_page=page 419
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Perennials,</b> (30–)50–100 cm; taprooted. <b>Stems</b> persistently grayish tomentose, not glandular, (3–5 mm diam. near bases). <b>Leaf</b> blades narrowly oblanceolate, 2–5(–8) cm × 5–10(–18) mm (gradually smaller distally, becoming lanceolate), bases not clasping, not decurrent, margins flat, faces weakly bicolor, tomentose (adaxial less densely), not glandular. <b>Heads</b> in loose, corymbiform arrays. <b>Involucres</b> turbinate-campanulate, 5–6 mm. <b>Phyllaries</b> in 4–5 series, white (opaque, dull), ovate to oblong-ovate (inner narrower, all usually with filiform but definitely thickened keel and slight apiculum), tomentose (at least bases). <b>Pistillate</b> florets 29–49. <b>Bisexual</b> florets 5–9. <b>Cypselae</b> ridged, smooth to weakly papillate-roughened. <b>2n</b> = 28.</span><!--

-->{{Treatment/Body
|phenology=Flowering (Apr–)Jun–Aug(–Nov).
|habitat=Grassy hillsides, gravelly canyon bottoms, chaparral, coastal sage scrub
|elevation=50–900(–1800) m
|distribution=Calif.;Mexico (Baja California).
|discussion=<p><i>Pseudognaphalium microcephalum</i> is characterized by stems commonly stiffly erect and slightly zigzag distally, relatively thick (3–5 mm diam. near bases), and closely grayish tomentose, leaves oblanceolate, sessile, sometimes clasping, not decurrent, and weakly bicolor, and heads usually in open, corymbiform arrays.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Pseudognaphalium microcephalum
|author=
|authority=(Nuttall) Anderberg
|rank=species
|parent rank=genus
|synonyms=Gnaphalium albidum;Gnaphalium canescens subsp. microcephalum;Pseudognaphalium canescens subsp. microcephalum
|basionyms=Gnaphalium microcephalum
|family=Asteraceae
|phenology=Flowering (Apr–)Jun–Aug(–Nov).
|habitat=Grassy hillsides, gravelly canyon bottoms, chaparral, coastal sage scrub
|elevation=50–900(–1800) m
|distribution=Calif.;Mexico (Baja California).
|reference=None
|publication title=Opera Bot.
|publication year=1991
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V19-20-21/V19_683.xml
|tribe=Asteraceae tribe Gnaphalieae
|genus=Pseudognaphalium
|species=Pseudognaphalium microcephalum
}}<!--

-->[[Category:Treatment]][[Category:Pseudognaphalium]]