Difference between revisions of "Lewisia longipetala"

(Piper) S. Clay

Present-day Rock Gard., xx, 341. 1937.

Basionym: Oreobroma longipetalum Piper
Synonyms: Lewisia pygmaea subsp. longipetala (Piper) Ferris
Treatment appears in FNA Volume 4. Mentioned on page 481.
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|discussion=<p>Of conservation concern.</p><!--
--><p>Lewisia longipetala is known only from the northern Sierra Nevada in Eldorado and Placer counties.</p>
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--><p><i>Lewisia longipetala</i> is known only from the northern Sierra <i>Nevada</i> in Eldorado and Placer counties.</p>
 
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|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V4/V4_974.xml
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|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V4/V4_974.xml
 
|genus=Lewisia
 
|genus=Lewisia
 
|species=Lewisia longipetala
 
|species=Lewisia longipetala

Revision as of 17:32, 18 September 2019

Taproots gradually ramified distally. Stems procumbent, 3–6 cm. Leaves: basal leaves withering at or soon after anthesis, gradually narrowed to broad petiole, blade narrowly linear to linear-oblanceolate, flattened or channeled adaxially, 2.5–6 cm, margins entire, apex acute; cauline leaves absent. Inflorescences usually with flowers borne singly, sometimes 2–3-flowered racemose cymes; bracts 2, opposite, plus 1 subtending each successive flower if 2 or more flowers present, lanceolate, 5 mm, margins glandular-toothed, apex acute. Flowers pedicellate, not disarticulate in fruit, 2.5–4 cm diam.; sepals 2, broadly obovate, 4–10 mm, herbaceous at anthesis, margins glandular-toothed, apex rounded to truncate; petals 5–10, white to very pale pink, often with reddish glands at apex, narrowly elliptic-oblong, 11–20 mm; stamens 7–9; stigmas 5–6; pedicel 10–25 mm. Capsules 8 mm. Seeds 20–50, 1.5 mm, dullish, minutely granular. 2n = ca. 22.


Phenology: Flowering mid-late summer.
Habitat: Rock crevices or damp scree near melting snow
Elevation: 2600 m

Discussion

Of conservation concern.

Lewisia longipetala is known only from the northern Sierra Nevada in Eldorado and Placer counties.

Selected References

None.

Lower Taxa

None.