Difference between revisions of "Calochortus umpquaensis"

Fredricks

Syst. Bot. 14: 12, figs. 1, 2, 3f–j, 4, 5. 1989.

Common names: Umpqua mariposa-lily
IllustratedEndemicConservation concern
Treatment appears in FNA Volume 26. Treatment on page 130. Mentioned on page 120.
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|common_names=Umpqua mariposa-lily
 
|common_names=Umpqua mariposa-lily
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|code=F
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|label=Illustrated
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}}{{Treatment/ID/Special_status
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|code=E
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|label=Endemic
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|label=Conservation concern
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|distribution=Oreg.
 
|distribution=Oreg.
 
|discussion=<p>Of conservation concern.</p><!--
 
|discussion=<p>Of conservation concern.</p><!--
--><p>Calochortus umpquaensis is known only from Watson and Ace Williams mountains on both sides of the Little River, Douglas County.</p>
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--><p><i>Calochortus umpquaensis</i> is known only from Watson and Ace Williams mountains on both sides of the Little River, Douglas County.</p>
 
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name=Calochortus umpquaensis
 
name=Calochortus umpquaensis
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|publication title=Syst. Bot.
 
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|publication year=1989
 
|publication year=1989
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|special status=Illustrated;Endemic;Conservation concern
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V26/V26_176.xml
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|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V26/V26_176.xml
 
|genus=Calochortus
 
|genus=Calochortus
 
|species=Calochortus umpquaensis
 
|species=Calochortus umpquaensis

Latest revision as of 21:13, 5 November 2020

Stems not branching, straight, often scapelike, 2–3 dm, glabrous or glaucous. Leaves: basal solitary, clasping; blade narrowly lanceolate, hairy, adaxially hispid, abaxially glabrous, sometimes glaucous. Inflorescences 1–several-flowered; bracts 2, suboppo-site, narrowly lanceolate. Flowers erect; perianth open, campanulate; sepals lanceolate-acuminate, ca. 2 cm; petals white to cream, with dark purple-black, pentagonal to lunate blotch, broadly oblong to obovate, 3.5 cm, bearded, adaxial surface typically minutely papillose, margins erose; glands transversely oblong-lunate, slightly depressed, with 0.7–1.4 mm-wide band of short dendritic hairs distally, hairs surrounded by lime-green coloration and purple striations; anthers lanceolate, apex acuminate. Capsules nodding, 3–5.4 cm. Seeds 2.8–3.5 mm, with inflated bulbous crest and hollow lateral ridge. 2n = 20.


Phenology: Flowering late spring–mid summer.
Habitat: Grassland-forest ecotones in serpentine-derived soils
Elevation: 300–500 m

Discussion

Of conservation concern.

Calochortus umpquaensis is known only from Watson and Ace Williams mountains on both sides of the Little River, Douglas County.

Selected References

None.

Lower Taxa

None.