Difference between revisions of "Mentzelia laciniata"
Ann. Missouri Bot. Gard. 21: 173. 1934.
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|label=Endemic | |label=Endemic | ||
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− | |basionyms={{Treatment/ID/ | + | |basionyms={{Treatment/ID/Basionym |
|name=Touterea laciniata | |name=Touterea laciniata | ||
|authority=Rydberg | |authority=Rydberg | ||
+ | |publication_title=Bull. Torrey Bot. Club | ||
+ | |publication_place=31: 565. 1904 | ||
}} | }} | ||
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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/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V12/V12_1012.xml |
|genus=Mentzelia | |genus=Mentzelia | ||
|section=Mentzelia sect. Bartonia | |section=Mentzelia sect. Bartonia |
Revision as of 19:14, 24 September 2019
Plants biennial, bushlike or candelabra-form. Stems solitary, erect, straight; branches distal or along entire stem, distal or proximal longest, antrorse, straight; hairy. Leaves: blade 52–112 × (5.4–)8.3–25 mm, widest intersinus distance 1.4–4 mm; proximal oblanceolate or elliptic, margins pinnatisect, lobes 8–20, slightly antrorse, 4.2–7.4(–10.7) mm; distal oblanceolate, elliptic, or lanceolate, base not clasping, margins usually pinnatisect, sometimes pinnate, especially near apex, lobes 8–18, slightly antrorse, 3–10.8 mm; abaxial surface with simple grappling-hook, complex grappling-hook, and needlelike trichomes, adaxial surface with needlelike trichomes. Bracts: margins usually entire, rarely pinnate. Flowers: petals golden yellow, 14–23.8(–26) × 3.8–7.4 mm, apex acute to rounded, glabrous abaxially; stamens golden yellow, 5 outermost petaloid, filaments narrowly spatulate to elliptic, slightly clawed, 12–20.4 × 2.5–4.9 mm, usually without, rarely with, anthers, second whorl with anthers; anthers straight after dehiscence, epidermis smooth; styles 9.2–17.7 mm. Capsules cylindric, 12–20.2 × 4.5–8.1 mm, base tapering, not longitudinally ridged. Seeds: coat anticlinal cell walls sinuous, papillae 5–14 per cell. 2n = 20.
Phenology: Flowering Jun–Sep.
Habitat: Dry hillsides, roadcuts, roadsides, sandy or clayey soils.
Elevation: 1400–2300 m.
Discussion
Mentzelia laciniata is found in southwestern Colorado and northwestern New Mexico, where it does not extend as far west as the Chuska Mountains.
Selected References
None.