Difference between revisions of "Mentzelia torreyi"

A. Gray

Proc. Amer. Acad. Arts 10: 72. 1874.

Common names: Torrey’s blazingstar
IllustratedEndemic
Treatment appears in FNA Volume 12. Treatment on page 530.
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|discussion=<p>Varieties 2 (2 in flora).</p><!--
 
|discussion=<p>Varieties 2 (2 in flora).</p><!--
 
--><p>In the phylogenetic study by L. Hufford et al. (2003), <i>Mentzelia torreyi</i> was recovered as the sister to the rest of the genus.</p>
 
--><p>In the phylogenetic study by L. Hufford et al. (2003), <i>Mentzelia torreyi</i> was recovered as the sister to the rest of the genus.</p>
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name=Mentzelia torreyi
 
name=Mentzelia torreyi
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|distribution=Calif.;Idaho;Nev.
 
|reference=None
 
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|publication title=Proc. Amer. Acad. Arts
 
|publication title=Proc. Amer. Acad. Arts
 
|publication year=1874
 
|publication year=1874
|special status=Selected by author to be illustrated;Endemic
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|special status=Illustrated;Endemic
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V12/V12_290.xml
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|genus=Mentzelia
 
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Latest revision as of 18:12, 6 November 2020

Plants with ground-level or subterranean caudices. Stems 5–25 cm. Leaves: petiole absent; blade ovate or obovate, to 45 × 35 mm, intersinus distance 2–4 mm. Pedicels 0(–1.5) mm. Flowers: petals yellow to orange, narrowly spatulate to obovate, 4.5–17 × 1.2–5 mm, apex rounded; stamens 25–45, 7–21 mm; styles 7–18 mm. Capsules 3–7 × 3–4.5 mm. Seeds 3–9 per capsule, edges prominently to inconspicuously ridged. 2n = 28.

Discussion

Varieties 2 (2 in flora).

In the phylogenetic study by L. Hufford et al. (2003), Mentzelia torreyi was recovered as the sister to the rest of the genus.

Selected References

None.

Key

1 Petals 8–17 mm, yellow; longest stamens to 1 mm longer than petals. Mentzelia torreyi var. torreyi
1 Petals 4.5–8 mm, orangish yellow, orange, or burnt orange; longest stamens usually much more than 1 mm longer than petals. Mentzelia torreyi var. acerosa