Difference between revisions of "Mentzelia springeri"
in I. Tidestrom and M. T. Kittell, Fl. Ariz. New Mex., 288. 1941.
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|accepted_name=Mentzelia springeri | |accepted_name=Mentzelia springeri | ||
| − | |accepted_authority=(Standley) Tidestrom | + | |accepted_authority=(Standley) Tidestrom |
|publications={{Treatment/Publication | |publications={{Treatment/Publication | ||
| − | |title=Fl. Ariz. New Mex., | + | |title=in I. Tidestrom and M. T. Kittell, Fl. Ariz. New Mex., |
|place=288. 1941 | |place=288. 1941 | ||
|year=1941 | |year=1941 | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Mentzelia springeri | name=Mentzelia springeri | ||
| − | |authority=(Standley) Tidestrom | + | |authority=(Standley) Tidestrom |
|rank=species | |rank=species | ||
|parent rank=section | |parent rank=section | ||
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|distribution=N.Mex. | |distribution=N.Mex. | ||
|reference=None | |reference=None | ||
| − | |publication title=Fl. Ariz. New Mex., | + | |publication title=in I. Tidestrom and M. T. Kittell, Fl. Ariz. New Mex., |
|publication year=1941 | |publication year=1941 | ||
|special status=Endemic | |special status=Endemic | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V12/V12_148.xml |
|genus=Mentzelia | |genus=Mentzelia | ||
|section=Mentzelia sect. Bartonia | |section=Mentzelia sect. Bartonia | ||
Latest revision as of 19:13, 5 November 2020
Plants perennial, bushlike, with subterranean caudices. Stems multiple, erect or decumbent, straight; branches along entire stem, distal longest or all ± equal, antrorse, upcurved; hairy. Leaves: blade 18–56 × 1.9–5.9 mm, widest intersinus distance 0.7–2.1 mm; proximal oblanceolate to elliptic, margins dentate to pinnate, teeth or lobes 6–12, perpendicular to leaf axis, 0.8–2.1 mm; distal elliptic, lanceolate, or linear, base not clasping, margins usually dentate, rarely entire, teeth (0–)4–6, perpendicular to leaf axis, 0.4–2.1 mm; abaxial surface with simple grappling-hook, complex grappling-hook, and needlelike trichomes, adaxial surface with simple grappling-hook, needlelike, and rarely complex grappling-hook trichomes. Bracts: margins entire. Flowers: petals golden yellow, 8.7–14.2 × 3.1–4.7 mm, apex rounded, glabrous abaxially; stamens golden yellow, 5 outermost petaloid, filaments narrowly spatulate, slightly clawed, 7–13.1 × 2–3.3 mm, without anthers, second whorl with anthers; anthers straight after dehiscence, epidermis smooth; styles 6.2–8.3 mm. Capsules cup-shaped to cylindric, 5.9–10.3 × 3.8–4.8 mm, base rounded to occasionally tapering, not longitudinally ridged. Seeds: coat anticlinal cell walls wavy, papillae 24–27 per cell. 2n = 22.
Phenology: Flowering Mar–Aug.
Habitat: Sparsely vegetated, steep talus and pumice slopes.
Elevation: 1600–2200 m.
Discussion
Mentzelia springeri is known only from Los Alamos and Sandoval counties.
Selected References
None.