Difference between revisions of "Claytonia megarhiza"
Smithsonian Misc. Collect 258: 118. 1878.
Common names: Fell-fields claytonia
Endemic
Basionym: Claytonia arctica var. megarhiza A. Gray Amer. J. Sci. Arts, ser. 2, 33: 406. 1862
Synonyms: Claytonia megarhiza var. bellidifolia (Rydberg) C. L. Hitchcock Claytonia megarhiza var. nivalis (English) C. L. Hitchcock
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|common_names=Fell-fields claytonia | |common_names=Fell-fields claytonia | ||
| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=E | ||
| + | |label=Endemic | ||
| + | }} | ||
|basionyms={{Treatment/ID/Basionym | |basionyms={{Treatment/ID/Basionym | ||
|name=Claytonia arctica var. megarhiza | |name=Claytonia arctica var. megarhiza | ||
|authority=A. Gray | |authority=A. Gray | ||
| + | |rank=variety | ||
|publication_title=Amer. J. Sci. Arts, ser. | |publication_title=Amer. J. Sci. Arts, ser. | ||
|publication_place=2, 33: 406. 1862 | |publication_place=2, 33: 406. 1862 | ||
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|name=Claytonia megarhiza var. bellidifolia | |name=Claytonia megarhiza var. bellidifolia | ||
|authority=(Rydberg) C. L. Hitchcock | |authority=(Rydberg) C. L. Hitchcock | ||
| + | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Claytonia megarhiza var. nivalis | |name=Claytonia megarhiza var. nivalis | ||
|authority=(English) C. L. Hitchcock | |authority=(English) C. L. Hitchcock | ||
| + | |rank=variety | ||
}} | }} | ||
|hierarchy=Portulacaceae;Claytonia;Claytonia megarhiza | |hierarchy=Portulacaceae;Claytonia;Claytonia megarhiza | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Claytonia megarhiza | name=Claytonia megarhiza | ||
| − | |||
|authority=(A. Gray) Parry ex S. Watson | |authority=(A. Gray) Parry ex S. Watson | ||
|rank=species | |rank=species | ||
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|publication title=Smithsonian Misc. Collect | |publication title=Smithsonian Misc. Collect | ||
|publication year=1878 | |publication year=1878 | ||
| − | |special status= | + | |special status=Endemic |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V4/V4_933.xml |
|genus=Claytonia | |genus=Claytonia | ||
|species=Claytonia megarhiza | |species=Claytonia megarhiza | ||
Latest revision as of 22:01, 5 November 2020
Plants perennial, with stout, woody caudices; periderm 5–12 mm. Stems 5–25 cm. Leaves: basal leaves sessile, dilated at base into broad, succulent sheath, blade rhombic to oblanceolate, 2–10 × 0.4–2.8 cm, apex obtuse; cauline leaves sessile, blade oblanceolate, 2–10 × 2–5 mm. Inflorescences multibracteate; bracts subtending pedicels, apex obtuse. Flowers 12–20 mm diam; sepals 6–8 mm; petals white, pink, or rose, 5–20 × 3–8 mm; ovules 6. Seeds 2–3 mm diam., shiny and smooth; elaiosome 1 mm or less. 2n = 12, 16, 24, 32, 34, 36.
Phenology: Flowering May–Aug.
Habitat: Talus, scree, gravelly slopes
Elevation: 2000-4000 m
Distribution
Alta., B.C., N.W.T., Calif., Colo., Idaho, Mont., Nev., N.Mex., Oreg., Utah, Wash., Wyo.
Discussion
Selected References
None.
Lower Taxa
None.