View source for Lasthenia fremontii

{{Treatment/ID
|accepted_name=Lasthenia fremontii
|accepted_authority=(Torrey ex A. Gray) Greene
|publications={{Treatment/Publication
|title=Man. Bot. San Francisco,
|place=204. 1894
|year=1894
}}
|common_names=Fremont’s goldfields
|special_status={{Treatment/ID/Special_status
|code=E
|label=Endemic
}}
|basionyms={{Treatment/ID/Basionym
|name=Dichaeta fremontii
|authority=Torrey ex A. Gray
|rank=species
|publication_title=Mem. Amer. Acad. Arts, n. s.
|publication_place=4: 102. 1849
}}
|synonyms={{Treatment/ID/Synonym
|name=Baeria fremontii
|authority=(Torrey ex A. Gray) A. Gray
|rank=species
}}
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Baeriinae;Lasthenia;Lasthenia sect. Ornduffia;Lasthenia fremontii
|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 Baeriinae]]</div><div class="higher-taxon"><small>genus</small>[[Lasthenia]]</div><div class="higher-taxon"><small>section</small>[[Lasthenia sect. Ornduffia]]</div><div class="higher-taxon"><small>species</small>[[Lasthenia fremontii]]</div></div>
|volume=Volume 21
|mention_page=page 346
|treatment_page=page 345
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="whole-organism some measurement;whole-organism duration"><b>Annuals,</b> to 35 cm.</span> <span class="statement" id="st-d0_s1" data-properties="stem orientation;stem architecture;stem pubescence;stem pubescence"><b>Stems </b>erect, branched proximally, glabrous proximally, ± hairy distally.</span> <span class="statement" id="st-d0_s2" data-properties="leaf arrangement or course or shape;leaf length;leaf width;margin architecture or shape;margin architecture or shape;pair quantity;lobe arrangement or course or shape;face pubescence;face pubescence"><b>Leaves </b>linear, 10–60 × 1–2+ mm (simple blades or single lobes), margins entire or with 1–3 pairs of linear lobes, faces glabrous or sparsely hairy.</span> <span class="statement" id="st-d0_s3" data-properties="involucre shape;involucre shape;involucre some measurement"><b>Involucres </b>hemispheric or obconic, 4–7.5 mm.</span> <span class="statement" id="st-d0_s4" data-properties="phyllary quantity;phyllary shape;phyllary pubescence"><b>Phyllaries </b>8–16 (distinct), ovate, hairy.</span> <span class="statement" id="st-d0_s5" data-properties="receptacle shape;receptacle relief;receptacle pubescence"><b>Receptacles </b>dome-shaped, muricate, hairy.</span> <span class="statement" id="st-d0_s6" data-properties="ray-floret quantity"><b>Ray-</b>florets 6–13;</span> <span class="statement" id="st-d0_s7" data-properties="lamina shape;lamina some measurement">laminae oblong to oval, 5–7 mm.</span> <span class="statement" id="st-d0_s8" data-properties="anther appendage shape"><b>Anther </b>appendages linear to narrowly ovate.</span> <span class="statement" id="st-d0_s9" data-properties="cypsela coloration;cypsela coloration;cypsela shape;cypsela some measurement;cypsela pubescence or relief;cypsela pubescence"><b>Cypselae </b>black or gray, clavate, to 1.5 mm, usually scabrous, rarely glabrous;</span> <span class="statement" id="st-d0_s10" data-properties="pappus height or length or size;scale atypical quantity;scale atypical quantity;scale quantity;scale shape;scale shape;scale quantity;scale shape;tooth shape;tooth presence;scale shape;2n chromosome quantity">pappi usually of (3–) 4 (–5) subulate, aristate scales plus 3–5+ shorter, ± subulate scales or teeth, rarely of aristate scales only, or 0.2n = 12.</span><!--

-->{{Treatment/Body
|phenology=Flowering Mar–May.
|habitat=Vernal pools and wet meadows
|elevation=0–700 m
|distribution=Calif.
|discussion=<p>Pappose and epappose plants of Lasthenia fremontii sometimes occur together. The ranges of L. fremontii and L. conjugens overlap slightly; the two species sometimes occur together.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Lasthenia fremontii
|authority=(Torrey ex A. Gray) Greene
|rank=species
|parent rank=section
|synonyms=Baeria fremontii
|basionyms=Dichaeta fremontii
|family=Asteraceae
|phenology=Flowering Mar–May.
|habitat=Vernal pools and wet meadows
|elevation=0–700 m
|distribution=Calif.
|reference=None
|publication title=Man. Bot. San Francisco,
|publication year=1894
|special status=Endemic
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V19-20-21/V21_863.xml
|tribe=Asteraceae tribe Heliantheae
|subtribe=Asteraceae (tribe Heliantheae) subtribe Baeriinae
|genus=Lasthenia
|section=Lasthenia sect. Ornduffia
|species=Lasthenia fremontii
|2n chromosome quantity=12
|anther appendage shape=linear;narrowly ovate
|cypsela coloration=gray;black
|cypsela pubescence=glabrous
|cypsela pubescence or relief=scabrous
|cypsela shape=clavate
|cypsela some measurement=0mm;1.5mm
|face pubescence=hairy;glabrous
|involucre shape=obconic;hemispheric
|involucre some measurement=4mm;7.5mm
|lamina shape=oblong;oval
|lamina some measurement=5mm;7mm
|leaf arrangement or course or shape=linear
|leaf length=10mm;60mm
|leaf width=1mm;2mm
|lobe arrangement or course or shape=linear
|margin architecture or shape=with 1-3 pairs;entire
|pair quantity=1;3
|pappus height or length or size=shorter
|phyllary pubescence=hairy
|phyllary quantity=8;16
|phyllary shape=ovate
|ray-floret quantity=6;13
|receptacle pubescence=hairy
|receptacle relief=muricate
|receptacle shape=dome--shaped
|scale atypical quantity=4;5
|scale quantity=3;5
|scale shape=aristate;subulate;aristate;subulate
|stem architecture=branched
|stem orientation=erect
|stem pubescence=hairy;glabrous
|tooth presence=absent
|tooth shape=subulate
|whole-organism duration=annual
|whole-organism some measurement=0cm;35cm
}}<!--

-->[[Category:Treatment]][[Category:Lasthenia sect. Ornduffia]]