View source for Mentzelia tridentata

{{Treatment/ID
|accepted_name=Mentzelia tridentata
|accepted_authority=(Davidson) H. J. Thompson & J. E. Roberts
|publications={{Treatment/Publication
|title=Phytologia
|place=21: 287. 1971
|year=1971
}}
|common_names=Threetooth blazingstar
|special_status={{Treatment/ID/Special_status
|code=E
|label=Endemic
}}{{Treatment/ID/Special_status
|code=C
|label=Conservation concern
}}
|basionyms={{Treatment/ID/Basionym
|name=Acrolasia tridentata
|authority=Davidson
|rank=species
|publication_title=Bull. S. Calif. Acad. Sci.
|publication_place=9: 71. 1910
}}
|synonyms={{Treatment/ID/Synonym
|name=Mentzelia tricuspis var. brevicornuta
|authority=I. M. Johnston
|rank=variety
}}
|hierarchy=Loasaceae;Mentzelia;Mentzelia sect. Bicuspidaria;Mentzelia tridentata
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Loasaceae]]</div><div class="higher-taxon"><small>genus</small>[[Mentzelia]]</div><div class="higher-taxon"><small>section</small>[[Mentzelia sect. Bicuspidaria]]</div><div class="higher-taxon"><small>species</small>[[Mentzelia tridentata]]</div></div>
|volume=Volume 12
|mention_page=page 497, 524, 525, 527
|treatment_page=page 526
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>5–25 cm. <b>Basal</b> leaves: petioles present; blade lanceolate, to 9 cm; margins shallowly lobed, lobes rounded. <b>Cauline</b> leaves: petioles present, rarely absent, present in distalmost leaves; blade broadly ovate to lanceolate, to 9 cm, base not cordate-clasping, margins dentate to serrate. <b>Bracts</b> green, inconspicuous, not concealing pedicel, ovary, or capsule. <b>Flowers</b>: petals white to pale yellow, obovate, 10–40 mm, apex mucronate; stamens 6–15 mm, less than 1/2 petal length, all fertile, none petaloid (flowers appearing to have 5 petals); filaments ± monomorphic, linear, most or all distally 2-lobed, lobes 0.1–0.7 mm; anther stalk longer than or equal to filament lobes; style 9–13 mm. <b>Capsules</b> cylindric to ovoid, 9–18 × 5–8 mm, basal nodding, distal erect. <b>Seeds</b> widest at middle, not grooved; seed coat anticlinal cell walls straight or wavy. <b>2n</b> = 20.</span><!--

-->{{Treatment/Body
|phenology=Flowering Apr–May.
|habitat=Sandy or gravelly slopes, washes, desert scrub.
|elevation=600–1300 m.
|distribution=Calif.
|discussion=<p><i>Mentzelia tridentata</i> is known from the central and western Mojave Desert in Inyo, Kern, and San Bernardino counties. See 55. <i>M. tricuspis</i> for comparison with <i>M. tridentata</i>.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Mentzelia tridentata
|authority=(Davidson) H. J. Thompson & J. E. Roberts
|rank=species
|parent rank=section
|synonyms=Mentzelia tricuspis var. brevicornuta
|basionyms=Acrolasia tridentata
|family=Loasaceae
|phenology=Flowering Apr–May.
|habitat=Sandy or gravelly slopes, washes, desert scrub.
|elevation=600–1300 m.
|distribution=Calif.
|reference=None
|publication title=Phytologia
|publication year=1971
|special status=Endemic;Conservation concern
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V12/V12_576.xml
|genus=Mentzelia
|section=Mentzelia sect. Bicuspidaria
|species=Mentzelia tridentata
}}<!--

-->[[Category:Treatment]][[Category:Mentzelia sect. Bicuspidaria]]