Show Lower Taxa
Difference between revisions of "Mentzelia torreyi"
Proc. Amer. Acad. Arts 10: 72. 1874.
Common names: Torrey’s blazingstar
Selected by author to be illustratedEndemic
Treatment appears in FNA Volume 12. Treatment on page 530.
FNA>Volume Importer |
FNA>Volume Importer |
||
| Line 64: | Line 64: | ||
|publication year=1874 | |publication year=1874 | ||
|special status=Selected by author to be illustrated;Endemic | |special status=Selected by author to be illustrated;Endemic | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V12/V12_290.xml |
|genus=Mentzelia | |genus=Mentzelia | ||
|section=Mentzelia sect. Micromentzelia | |section=Mentzelia sect. Micromentzelia | ||
Revision as of 18:17, 24 September 2019
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.
Distribution
w United States.
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 |