Difference between revisions of "Stellaria obtusa"
Bot. Gaz. 7: 5. 1882.
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|common_names=Blunt-sepaled starwort;Rocky Mountain starwort | |common_names=Blunt-sepaled starwort;Rocky Mountain starwort | ||
| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=E | ||
| + | |label=Endemic | ||
| + | }} | ||
|basionyms= | |basionyms= | ||
|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
|name=Alsine obtusa | |name=Alsine obtusa | ||
|authority=(Engelmann) Rose | |authority=(Engelmann) Rose | ||
| + | |rank=species | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Alsine viridula | |name=Alsine viridula | ||
|authority=Piper | |authority=Piper | ||
| + | |rank=species | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Alsine washingtoniana | |name=Alsine washingtoniana | ||
|authority=(B. L. Robinson) A. Heller | |authority=(B. L. Robinson) A. Heller | ||
| + | |rank=species | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Stellaria viridula | |name=Stellaria viridula | ||
|authority=(Piper) St. John | |authority=(Piper) St. John | ||
| + | |rank=species | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Stellaria washingtoniana | |name=Stellaria washingtoniana | ||
|authority=B. L. Robinson | |authority=B. L. Robinson | ||
| + | |rank=species | ||
}} | }} | ||
|hierarchy=Caryophyllaceae;Caryophyllaceae subfam. Alsinoideae;Stellaria;Stellaria obtusa | |hierarchy=Caryophyllaceae;Caryophyllaceae subfam. Alsinoideae;Stellaria;Stellaria obtusa | ||
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name=Stellaria obtusa | name=Stellaria obtusa | ||
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|authority=Engelmann | |authority=Engelmann | ||
|rank=species | |rank=species | ||
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|publication title=Bot. Gaz. | |publication title=Bot. Gaz. | ||
|publication year=1882 | |publication year=1882 | ||
| − | |special status= | + | |special status=Endemic |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V5/V5_230.xml |
|subfamily=Caryophyllaceae subfam. Alsinoideae | |subfamily=Caryophyllaceae subfam. Alsinoideae | ||
|genus=Stellaria | |genus=Stellaria | ||
Latest revision as of 22:09, 5 November 2020
Plants perennial, creeping, often matted but not forming cushions, rhizomatous. Stems prostrate, branched, 4-sided, 3–23 cm, internodes equaling or longer than leaves, glabrous, rarely pilose. Leaves sessile or short-petiolate; blade broadly ovate to elliptic, 0.2–1.2 cm × 0.9–7 mm, base round or cuneate, margins entire, apex acute, shiny, glabrous or ciliate near base. Inflorescences with flowers solitary, axillary; bracts absent. Pedicels spreading, 3–12 mm, glabrous. Flowers 1.5–2 mm diam.; sepals 4–5, veins obscure, midrib sometimes apparent, ± ovate, 1.5–3.5 mm, margins narrow, scarious, apex ± obtuse, glabrous; petals absent; stamens 10 or fewer; styles 3(–4), curled, shorter than 0.5 mm. Capsules green to pale straw colored, translucent, globose to broadly ovoid, 2.3–3.5 mm, 1.9–2 times as long as sepals, apex obtuse, opening by 6 valves; carpophore absent. Seeds grayish black, broadly elliptic, 0.5–0.7 mm diam., finely reticulate. 2n = 26, 52, ca. 65, ca. 78.
Phenology: Flowering late spring–summer.
Habitat: Moist areas in woods, shaded edges of creeks, talus slopes
Elevation: 300-3400 m
Distribution
Alta., B.C., Calif., Colo., Idaho, Mont., Oreg., Utah, Wash., Wyo.
Discussion
Selected References
None.