Difference between revisions of "Mentzelia strictissima"
Ann. Missouri Bot. Gard. 21: 163. 1934.
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|elevation=800–1800 m. | |elevation=800–1800 m. | ||
|distribution=N.Mex.;Tex. | |distribution=N.Mex.;Tex. | ||
| − | |discussion=<p>See discussion under 5. Mentzelia nuda.</p> | + | |discussion=<p>See discussion under 5. <i>Mentzelia nuda</i>.</p> |
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|publication year=1934 | |publication year=1934 | ||
|special status=Endemic | |special status=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/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V12/V12_705.xml |
|genus=Mentzelia | |genus=Mentzelia | ||
|section=Mentzelia sect. Bartonia | |section=Mentzelia sect. Bartonia | ||
Revision as of 15:49, 18 September 2019
Plants biennial, candelabra-form. Stems solitary (or multiple as wound response), erect, straight; branches distal, distal longest, antrorse, straight; hairy. Leaves: blade 28–70 × 5.8–17.2 mm, widest intersinus distance 3.4–11.4 mm; proximal oblanceolate, lanceolate, or elliptic, margins dentate to pinnate, teeth or lobes 10–20, perpendicular to leaf axis, 0.9–3.1 mm; distal lanceolate, base usually not clasping, rarely clasping, margins usually dentate, occasionally serrate, teeth 8–18, usually perpendicular to leaf axis, occasionally slightly antrorse, 0.6–5.4 mm; abaxial surface with simple grappling-hook, complex grappling-hook, and needlelike trichomes, adaxial surface with simple grappling-hook and needlelike trichomes. Bracts: margins entire or toothed. Flowers: petals white, 14.7–22(–24.4) × 1.9–4.4 mm, apex acute, glabrous abaxially; stamens white, 5 outermost petaloid, filaments narrowly spatulate, slightly clawed, 13.3–23.1 × 1.3–3.1(–4.4) mm, without anthers, second whorl without anthers; anthers straight after dehiscence, epidermis smooth; styles 7.6–12.9 mm. Capsules cup-shaped to cylindric, 10.2–20.1 × 6.7–9.6 mm, base rounded to occasionally tapering, not longitudinally ridged. Seeds: coat anticlinal cell walls wavy, papillae 3–8 per cell. 2n = 20.
Phenology: Flowering May–Oct.
Habitat: Arid grasslands.
Elevation: 800–1800 m.
Discussion
See discussion under 5. Mentzelia nuda.
Selected References
None.