Difference between revisions of "Mentzelia procera"
Madroño 57: 247. 2010.
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|name=Nuttallia procera | |name=Nuttallia procera | ||
|authority=Wooton & Standley | |authority=Wooton & Standley | ||
| + | |rank=species | ||
|publication_title=Contr. U.S. Natl. Herb. | |publication_title=Contr. U.S. Natl. Herb. | ||
|publication_place=16: 150. 1913 | |publication_place=16: 150. 1913 | ||
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|name=Mentzelia pumila var. procera | |name=Mentzelia pumila var. procera | ||
|authority=(Wooton & Standley) J. Darlington | |authority=(Wooton & Standley) J. Darlington | ||
| + | |rank=variety | ||
}} | }} | ||
|hierarchy=Loasaceae;Mentzelia;Mentzelia sect. Bartonia;Mentzelia procera | |hierarchy=Loasaceae;Mentzelia;Mentzelia sect. Bartonia;Mentzelia procera | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Mentzelia procera | name=Mentzelia procera | ||
| − | |||
|authority=(Wooton & Standley) J. J. Schenk & L. Hufford | |authority=(Wooton & Standley) J. J. Schenk & L. Hufford | ||
|rank=species | |rank=species | ||
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|publication year=2010 | |publication year=2010 | ||
|special status= | |special status= | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V12/V12_552.xml |
|genus=Mentzelia | |genus=Mentzelia | ||
|section=Mentzelia sect. Bartonia | |section=Mentzelia sect. Bartonia | ||
Latest revision as of 20:16, 5 November 2020
Plants biennial, usually candelabra-form, rarely bushlike. Stems solitary, erect, straight; branches distal or occasionally along entire stem, distal or proximal longest, antrorse, straight or upcurved; hairy. Leaves: blade 38.3–108 × 5.3–14.9 mm, widest intersinus distance 1.7–3.9 mm; proximal oblanceolate to elliptic, margins pinnate, lobes 14–22(–26), perpendicular to leaf axis, 1.8–4.5 mm; distal elliptic to lanceolate, base not clasping, margins pinnate, lobes 6–18, perpendicular to leaf axis, 1.3–4.5 mm; abaxial surface with simple grappling-hook, complex grappling-hook, and occasionally needlelike trichomes, adaxial surface with simple grappling-hook and needlelike trichomes. Bracts: margins entire or toothed to pinnate. Flowers: petals light yellow, 9.5–16.8 × 3.4–5.6 mm, apex usually rounded, rarely acute, glabrous abaxially; stamens light yellow, 5 outermost petaloid, filaments narrowly spatulate, slightly clawed, 8.2–14.6 × 2.3–3.4 mm, without anthers, second whorl with anthers; anthers straight after dehiscence, epidermis smooth; styles 7.1–12.6 mm. Capsules cup-shaped to cylindric, 9.8–18.8 × 5.2–7.3 mm, base tapering, not longitudinally ridged. Seeds: coat anticlinal cell walls sinuous, papillae 28–68 per cell.
Phenology: Flowering Jul–Aug.
Habitat: Dry hillsides, roadcuts, roadsides, sandy, clayey, or silty soils.
Elevation: 1400–2500 m.
Distribution
Ariz., Colo., N.Mex., n Mexico.
Discussion
Selected References
None.