Calochortus umpquaensis N. A. Fredricks
Umpqua Mariposa-Lily
Life   Plantae   Monocotyledoneae   Liliaceae   Calochortus --->
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Calochortus umpquaensis N.A. Fredricks
Umpqua mariposa lily

General Information
Symbol: CAUM5
Group: Monocot
Family: Liliaceae
Duration: Perennial
Growth Habit : Forb/herb
Native Status : L48   N
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Native Status:
lower 48 status L48    Alaska status AK    Hawaii status HI    Puerto Rico status PR    Virgin Islands status VI    Navassa Island NAV    Canada status CAN    Greenland status GL    Saint Pierre and Michelon status SPM    North America NA   





Click on a scientific name below to expand it in the PLANTS Classification Report.
Rank Scientific Name and Common Name
Kingdom Plantae – Plants
Subkingdom Tracheobionta – Vascular plants
Superdivision Spermatophyta – Seed plants
Division Magnoliophyta – Flowering plants
Class Liliopsida – Monocotyledons
Subclass Liliidae
Order Liliales
Family Liliaceae – Lily family
Genus Calochortus Pursh – mariposa lily
Species Calochortus umpquaensis N.A. Fredricks – Umpqua mariposa lily

Subordinate Taxa

This plant has no children

Legal Status

Threatened and Endangered Information:
This plant is listed by the U.S. federal government or a state. Common names are from state and federal lists. Click on a place name to get a complete protected plant list for that location.
Oregon Umpqua mariposa-lily Endangered

Wetland Status

Interpreting Wetland Status

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Source Large Mammals Small Mammals Water Birds Terrestrial Birds


Source Large Mammals Small Mammals Water Birds Terrestrial Birds

Description of Values

Value Class Food Cover

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Following modified from Flora of North America
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FNA | Family List | FNA Vol. 26 | Liliaceae | Calochortus

24. Calochortus umpquaensis Fredricks, Syst. Bot. 14: 12, figs. 1, 2, 3f—j, 4, 5. 1989.

Umpqua mariposa-lily

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.

Flowering late spring--mid summer. Grassland-forest ecotones in serpentine-derived soils; of conservation concern; 300--500 m; Oreg.

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

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Number of matches : 7
Query: SELECT * FROM img WHERE ready=1 and taxon like "Calochortus umpquaensis%" and (lifeform != "specimen_tag" OR lifeform != "Plant") ORDER BY taxon

Click on the thumbnail to see an enlargement

Calochortus umpquaensis
Calochortus umpquaensis
ID: 0000 0000 0510 1214 [detail]
© 2010 Steve Lowens

Calochortus umpquaensis
Calochortus umpquaensis
ID: 0000 0000 0510 1215 [detail]
© 2010 Steve Lowens

Calochortus umpquaensis
Calochortus umpquaensis
ID: 0000 0000 0213 2244 [detail]
© 2013 Scot Loring

Calochortus umpquaensis
Calochortus umpquaensis
ID: 0000 0000 0213 2249 [detail]
© 2013 Scot Loring

Calochortus umpquaensis
Calochortus umpquaensis
ID: 0000 0000 0213 2246 [detail]
© 2013 Scot Loring

Calochortus umpquaensis
Calochortus umpquaensis
ID: 0000 0000 0213 2247 [detail]
© 2013 Scot Loring

Calochortus umpquaensis
Calochortus umpquaensis
ID: 0000 0000 0213 2248 [detail]
© 2013 Scot Loring

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