Difference between revisions of "Lasthenia maritima"
Madroño 32: 139. 1985.
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|common_names=Maritime or seaside goldfields | |common_names=Maritime or seaside goldfields | ||
| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=E | ||
| + | |label=Endemic | ||
| + | }} | ||
|basionyms={{Treatment/ID/Basionym | |basionyms={{Treatment/ID/Basionym | ||
|name=Burrielia maritima | |name=Burrielia maritima | ||
|authority=A. Gray | |authority=A. Gray | ||
| + | |rank=species | ||
|publication_title=Proc. Amer. Acad. Arts. | |publication_title=Proc. Amer. Acad. Arts. | ||
|publication_place=7: 358. 1868 | |publication_place=7: 358. 1868 | ||
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|name=Baeria maritima | |name=Baeria maritima | ||
|authority=(A. Gray) A. Gray | |authority=(A. Gray) A. Gray | ||
| + | |rank=species | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Baeria minor subsp. maritima | |name=Baeria minor subsp. maritima | ||
|authority=(A. Gray) Ferris | |authority=(A. Gray) Ferris | ||
| + | |rank=subspecies | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Lasthenia minor subsp. maritima | |name=Lasthenia minor subsp. maritima | ||
|authority=(A. Gray) Ornduff | |authority=(A. Gray) Ornduff | ||
| + | |rank=subspecies | ||
}} | }} | ||
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Baeriinae;Lasthenia;Lasthenia sect. Ptilomeris;Lasthenia maritima | |hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Baeriinae;Lasthenia;Lasthenia sect. Ptilomeris;Lasthenia maritima | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Lasthenia maritima | name=Lasthenia maritima | ||
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|authority=(A. Gray) M. C. Vasey | |authority=(A. Gray) M. C. Vasey | ||
|rank=species | |rank=species | ||
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|publication title=Madroño | |publication title=Madroño | ||
|publication year=1985 | |publication year=1985 | ||
| − | |special status= | + | |special status=Endemic |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V21_868.xml |
|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Baeriinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Baeriinae | ||
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}}<!-- | }}<!-- | ||
| − | -->[[Category:Treatment]][[Category:Lasthenia sect. Ptilomeris]] | + | --> |
| + | |||
| + | [[Category:Treatment]] | ||
| + | [[Category:Lasthenia sect. Ptilomeris]] | ||
| + | [[Category:Revised Since Print]] | ||
Latest revision as of 20:35, 6 November 2020
Annuals, to 25 cm (herbage not sweetly scented). Stems usually prostrate or decumbent, rarely erect, branched proximally, glabrous or hairy at nodes and distally. Leaves linear to oblanceolate, 10–90 × 2–12 mm, (fleshy) margins entire or lobed, faces glabrous. Involucres hemispheric, 4–7 mm. Phyllaries 6–14, lanceolate to ovate, hairy (especially at margins and midribs). Receptacles conic, muricate, glabrous. Ray florets 7–12; (corollas light to golden yellow) laminae oblong, 1–3 mm. Anther appendages ± oblong, obtuse (style apices ± deltate, glabrous or with apical tufts of hairs and subapical fringes of shorter hairs). Cypselae gray, linear to narrowly clavate, (2–)2.5–3 mm, ± hairy; pappi usually of 4–6(–12) brown, lanceolate or subulate, aristate scales plus 4–5+ shorter, laciniate scales, rarely 0. 2n = 8.
Phenology: Flowering May–Jul.
Habitat: Seabird roosting sites, coastal headlands, offshore rocks, islands
Elevation: 0–100 m
Distribution
B.C., Calif., Oreg., Wash.
Discussion
Lasthenia maritima is a self-pollinating, “guano endemic” of seabird nesting grounds. It is typically found on offshore islands and rocks from the Farallon Islands, California, to the northern tip of Vancouver Island, British Columbia and rarely occurs on the mainland.
Selected References
None.